Lincoln Aviator 2020-2024 Service Manual / Electrical / Electronic Feature Group / Lane Keeping System / Diagnosis and Testing - Lane Keeping System

Lincoln Aviator: Lane Keeping System / Diagnosis and Testing - Lane Keeping System

DTC Chart(s)

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices.
REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).

IPMA DTC Chart

DTC	Description	Action
B120C:11	Heater for Windshield Mounted Sensor: Circuit Short To Ground	GO to Pinpoint Test C
B120C:13	Heater for Windshield Mounted Sensor: Circuit Open	GO to Pinpoint Test C
B13A6:14	Lane Departure Warning (LDW) Switch Input: Circuit Short To Ground or Open	GO to Pinpoint Test A
C0072:00	Brake Temperature Too High: No Sub Type Information	This DTC sets when the CCM receives a brake over temperature message from the brake system. This condition disables the adaptive cruise control, and displays ADAPTIVE CRUISE NOT AVAILABLE message in the IPC. ALLOW the brake system to cool for 30 minutes. CLEAR the Diagnostic Trouble Codes (DTCs) and REPEAT the self-test.
C1001:54	Vision System Camera: Missing Calibration	This continuous memory DTC sets when a new IPMA has been installed without performing the camera alignment. PERFORM the camera alignment using a diagnostic scan tool.
C1001:78	Vision System Camera: Alignment or Adjustment Incorrect	This continuous memory DTC sets when a new IPMA has been installed without performing the camera alignment. PERFORM the camera alignment using a diagnostic scan tool.
C1001:97	Vision System Camera: Component or System Operation Obstructed or Blocked	CLEAN and INSPECT the windshield in front of the camera, remove any aftermarket stickers that may be blocking the view of the camera. REPAIR or REPLACE the windshield as necessary if damage is found.
C1001:98	Vision System Camera: Component or System Over Temperature	The IPMA is over-temperature. This may occur during extended use in extremely high weather temperatures. The lane keeping system operation resumes after the IPMA cools.
C1A67:08	Forward Looking Sensor: Bus Signal/Message Failure	This continuous memory DTC can set due to a fault in the CCM, an input to the CCM or a fault in the private CAN between the CCM and IPMA. RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the CCM. REFER to: Cruise Control (419-03A Cruise Control, Diagnosis and Testing). REFER to: Collision Warning and Collision Avoidance System (419-03C Collision Warning and Collision Avoidance System, Diagnosis and Testing). If no Diagnostic Trouble Codes (DTCs) are present in the CCM, DIAGNOSE the observable symptom.
U0100:00	Lost Communication With ECM/PCM "A": No Sub Type Information	GO to Pinpoint Test E
U0101:00	Lost Communication with TCM: No Sub Type Information	GO to Pinpoint Test F
U0103:00	Lost Communication With Gear Shift Control Module A: No Sub Type Information	GO to Pinpoint Test G
U0121:00	Lost Communication With Anti-Lock Brake System (ABS) Control Module: No Sub Type Information	GO to Pinpoint Test H
U0122:00	Lost Communication With Vehicle Dynamics Control Module: No Sub Type Information	GO to Pinpoint Test T
U0130:00	Lost Communication With Steering Effort Control Module: No Sub Type Information	GO to Pinpoint Test U
U0131:00	Lost Communication With Power Steering Control Module: No Sub Type Information	GO to Pinpoint Test K
U0140:00	Lost Communication With Body Control Module: No Sub Type Information	GO to Pinpoint Test M
U0151:00	Lost Communication With Restraints Control Module: No Sub Type Information	GO to Pinpoint Test N
U0155:00	Lost Communication With Instrument Panel Cluster (IPC) Control Module: No Sub Type Information	GO to Pinpoint Test O
U0158:00	Lost Communication With Head Up Display: No Sub Type Information	GO to Pinpoint Test L
U0212:00	Lost Communication With Steering Column Control Module: No Sub Type Information	GO to Pinpoint Test P
U0232:00	Lost Communication With Side Obstacle Detection Control Module "A": No Sub Type Information	GO to Pinpoint Test I
U0233:00	Lost Communication With Side Obstacle Detection Control Module "B": No Sub Type Information	GO to Pinpoint Test J
U0253:00	Lost Communication With Accessory Protocol Interface Module: No Sub Type Information	GO to Pinpoint Test Q
U0401:86	Invalid Data Received from ECM/PCM A: Signal Invalid	GO to Pinpoint Test V
U0402:86	Invalid Data Received from TCM: Signal Invalid	This continuous memory DTC can set due to a fault in the TCM or an input to the TCM. RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the TCM. REFER to: Electronic Engine Controls (303-14 Electronic Engine Controls) . If no Diagnostic Trouble Codes (DTCs) are present in the TCM, DIAGNOSE the observable symptom.
U0404:86	Invalid Data Received from Gear Shift Control Module A: Signal Invalid	This continuous memory DTC can set due to a fault in the GSMor an input to the GSM. RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the GSM. REFER to: External Controls (307-05A Automatic Transmission External Controls - 10-Speed Automatic Transmission – 10R60, Diagnosis and Testing). If no Diagnostic Trouble Codes (DTCs) are present in the GSM, DIAGNOSE the observable symptom.
U0405:64	Invalid Data Received From Cruise Control Module: Signal Plausibility Failure	This continuous memory DTC can set due to a fault in the CCM or an input to the CCM. RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the CCM. REFER to: Cruise Control (419-03A Cruise Control, Diagnosis and Testing). REFER to: Cruise Control - Vehicles With: Adaptive Cruise Control With Lane Centering (419-03B Cruise Control, Diagnosis and Testing). REFER to: Collision Warning and Collision Avoidance System (419-03C Collision Warning and Collision Avoidance System, Diagnosis and Testing). If no Diagnostic Trouble Codes (DTCs) are present in the CCM, DIAGNOSE the observable symptom.
U0416:86	Invalid Data Received From Vehicle Dynamics Control Module: Signal Invalid	This continuous memory DTC can set due to a fault in the ABSor an input to the CCM. RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the ABS. REFER to: Anti-Lock Brake System (ABS) and Stability Control (206-09 Anti-Lock Brake System (ABS) and Stability Control, Diagnosis and Testing). If no Diagnostic Trouble Codes (DTCs) are present in the ABS, DIAGNOSE the observable symptom.
U0418:86	Invalid Data Received from Brake System Control Module "A": Signal Invalid	This continuous memory DTC can set due to a fault in the ABS or an input to the ABS module. RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the ABS. REFER to: Anti-Lock Brake System (ABS) and Stability Control (206-09 Anti-Lock Brake System (ABS) and Stability Control, Diagnosis and Testing). If no Diagnostic Trouble Codes (DTCs) are present in the ABS, DIAGNOSE the observable symptom.
U0419:86	Invalid Data Received From Steering Effort Control Module: Signal Invalid	This DTC sets when the CCM receives invalid netwok data from the SCCM with a faulted cruise control switch input. RETRIEVE and REPAIR all non-network Diagnostic Trouble Codes (DTCs) in the other modules on the network.
U0420:86	Invalid Data Received From Power Steering Control Module: Signal Invalid	This continuous memory DTC can set due to a fault in the PSCM or an input to the PSCM. RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the PSCM. REFER to: Power Steering (211-02 Power Steering, Diagnosis and Testing). If no Diagnostic Trouble Codes (DTCs) are present in the PSCM, DIAGNOSE the observable symptom.
U0422:82	Invalid Data Received From Body Control Module: Alive/Sequence Counter Incorrect/Not Updated	This continuous memory DTC can set due to a fault in the BCM or an input to the BCM. RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the BCM. REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Diagnosis and Testing). If no Diagnostic Trouble Codes (DTCs) are present in the BCM, DIAGNOSE the observable symptom.
U0423:82	Invalid Data Received from Instrument Panel Cluster Control Module: Alive/Sequence Counter Incorrect/Not Updated	This continuous memory DTC can set due to a fault in the IPC or an input to the IPC. RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the IPC. REFER to: Instrumentation, Message Center and Warning Chimes (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing). REFER to: Instrumentation, Message Center and Warning Chimes - Vehicles With: Head Up Display (HUD) (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing). If no Diagnostic Trouble Codes (DTCs) are present in the IPC, DIAGNOSE the observable symptom.
U0423:86	Invalid Data Received from Instrument Panel Cluster Control Module: Signal Invalid	This continuous memory DTC can set due to a fault in the IPC or an input to the IPC. RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the IPC. REFER to: Instrumentation, Message Center and Warning Chimes (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing). REFER to: Instrumentation, Message Center and Warning Chimes - Vehicles With: Head Up Display (HUD) (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing). If no Diagnostic Trouble Codes (DTCs) are present in the IPC, DIAGNOSE the observable symptom.
U0429:86	Invalid Data Received From Steering Column Control Module: Signal Invalid	This continuous memory DTC can set due to a fault in the SCCM or an input to the SCCM. RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the SCCM. REFER to: Steering Wheel and Column Electrical Components (211-05 Steering Wheel and Column Electrical Components, Diagnosis and Testing). If no Diagnostic Trouble Codes (DTCs) are present in the SCCM, DIAGNOSE the observable symptom.
U0452:86	Invalid Data Received From Restraints Control Module: Signal Invalid	This continuous memory DTC can set due to a fault in the RCM or an input to the RCM. RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the RCM. REFER to: Airbag Supplemental Restraint System (SRS) (501-20B Supplemental Restraint System, Diagnosis and Testing). If no Diagnostic Trouble Codes (DTCs) are present in the RCM, DIAGNOSE the observable symptom.
U0533:86	Invalid Data Received From Side Obstacle Detection Control Module "A": Signal Invalid	This DTC sets when the IPC receives invalid network data due to configuration mismatch between the IPC and the SODL. CHECK the vehicle service history for recent service actions related to this module. This DTC sets due to incomplete or incorrect PMI procedure. If there have been recent service actions with this module. REPEAT the PMI procedure as directed by the scan tool. If there have been no recent service actions, INSTALL a new module to correct the failure to retain configuration data.
U0534:86	Invalid Data Received From Side Obstacle Detection Control Module "B": Signal Invalid	This DTC sets when the IPC receives invalid network data due to configuration mismatch between the IPC and the SODR. CHECK the vehicle service history for recent service actions related to this module. This DTC sets due to incomplete or incorrect PMI procedure. If there have been recent service actions with this module. REPEAT the PMI procedure as directed by the scan tool. If there have been no recent service actions, INSTALL a new module to correct the failure to retain configuration data.
U1000:11	Solid State Driver Protection Activated: Circuit Short To Ground	A continuous memory DTC that set in the IPMA when the IPMA has temporarily disabled the camera windshield heater defroster output because an excessive current draw exists (such as a short to ground). The IPMA cannot enable the output driver until the short is corrected. ADDRESS all other IPMA Diagnostic Trouble Codes (DTCs) first. After the cause of the concern is corrected, CLEAR the Diagnostic Trouble Codes (DTCs) and REPEAT the IPMA self-test to enable the output driver.
U2018:51	Control Module Software #3: Not Programmed	CHECK the vehicle service history for recent service actions related to this module. This continuous memory DTC can set due to incomplete or incorrect PMI procedures. If there have been recent service actions with this module, INSTALL As-Built data from Professional Technician Society (PTS), following the diagnostic scan tool instructions under Module Programming>As-Built. REFER to: Module Programming (418-01 Module Configuration, General Procedures). If there have been no recent service actions, INSTALL a new module to correct the failure to retain configuration data. REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).
U2100:00	Initial Configuration Not Complete: No Sub Type Information	CHECK the vehicle service history for recent service actions related to this module. This continuous memory DTC can set due to incomplete or incorrect PMI procedures. If there have been recent service actions with this module, INSTALL As-Built data from Professional Technician Society (PTS), following the diagnostic scan tool instructions under Module Programming>As-Built. REFER to: Module Programming (418-01 Module Configuration, General Procedures). If there have been no recent service actions, INSTALL a new module to correct the failure to retain configuration data.
U2101:64	Control Module Configuration Incompatible: Signal Plausibility Failure	CHECK the vehicle service history for recent service actions related to this module. This continuous memory DTC can set due to incomplete or incorrect PMI procedures. If there have been recent service actions with this module, INSTALL As-Built data from Professional Technician Society (PTS), following the diagnostic scan tool instructions under Module Programming>As-Built. REFER to: Module Programming (418-01 Module Configuration, General Procedures). If there have been no recent service actions, INSTALL a new module to correct the failure to retain configuration data. REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).
U2300:55	Central Configuration: Not Configured	CHECK the vehicle service history for recent service actions related to this module. This continuous memory DTC can set due to incomplete or incorrect PMI procedures. If there have been recent service actions with this module, INSTALL As-Built data from Professional Technician Society (PTS), following the diagnostic scan tool instructions under Module Programming>As-Built. REFER to: Module Programming (418-01 Module Configuration, General Procedures). If there have been no recent service actions, INSTALL a new module to correct the failure to retain configuration data. REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).
U2300:64	Central Configuration: Signal Plausibility Failure	CHECK the vehicle service history for recent service actions related to this module. This continuous memory DTC can set due to incomplete or incorrect PMI procedures. If there have been recent service actions with this module, INSTALL As-Built data from Professional Technician Society (PTS), following the diagnostic scan tool instructions under Module Programming>As-Built. REFER to: Module Programming (418-01 Module Configuration, General Procedures). If there have been no recent service actions, INSTALL a new module to correct the failure to retain configuration data. REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).
U3000:41	Control Module: General Checksum Failure	This DTC sets when the IPMA detects the IPMA is not configured correctly. CARRY OUT the PMI procedure (when the original module is not available) for the module in question as directed by the diagnostic scan tool. REFER to: Module Programming (418-01 Module Configuration, General Procedures).
U3000:42	Control Module: General Memory Failure	ADDRESS all other IPMA Diagnostic Trouble Codes (DTCs) first. If this continuous memory DTCis still present after all other Diagnostic Trouble Codes (DTCs) have been addressed, INSTALL a new IPMA. REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).
U3000:44	Control Module: Data Memory Failure	ADDRESS all other IPMA Diagnostic Trouble Codes (DTCs) first. If this continuous memory DTC is still present after all other Diagnostic Trouble Codes (DTCs) have been addressed, INSTALL a new IPMA. REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).
U3000:49	Control Module: Internal Electronic Failure	The IPMA has permanently disabled an output because an excessive current draw has occurred more times than allowed. ADDRESS all other IPMA Diagnostic Trouble Codes (DTCs). If this continuous memory DTC is still present after all other IPMA Diagnostic Trouble Codes (DTCs) have been addressed, INSTALL a new IPMA. REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).
U3000:64	Control Module: Signal Plausibility Failure	This DTC sets when the IPMA detects the IPMA is not configured correctly. CARRY OUT the PMI procedure (when the original module is not available) for the module in question as directed by the diagnostic scan tool. REFER to: Module Programming (418-01 Module Configuration, General Procedures).
U3003:16	Battery Voltage: Circuit Voltage Below Threshold	GO to Pinpoint Test R
U3003:17	Battery Voltage: Circuit Voltage Above Threshold	GO to Pinpoint Test S

Symptom Chart(s)

Symptom Chart: Starting System

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices.
REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).

Symptom Chart

Condition	Possible Sources	Action
A module does not communicate with the diagnostic scan tool	Fuse Wiring, terminals or connectors Module	REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).
The lane keeping aid or lane keeping alert does not turn on or activate	REFER to the Pinpoint Test	GO to Pinpoint Test A
The lane keeping aid or lane keeping alert does not provide driver feedback once activated	REFER to the Pinpoint Test	GO to Pinpoint Test B
The display lines in the IPC do not turn green after the Lane Keeping System (LKS) is turned on	Road conditions	NOTE: The display lines are gray when the IPMA cannot detect lane marking(s) on the road in front of the vehicle. VERIFY the road conditions described under System Display. REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).
The lane keeping aid or lane keeping alert provides early feedback on one side of the lane and late feedback on the other side of the lane	Dirty or cracked windshield	CLEAN and INSPECT the windshield in front of the camera.
	Loose or incorrectly installed IPMA	INSPECT the IPMA for proper installation. REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).
	Camera alignment	Using a diagnostic scan tool, PERFORM the front camera alignment.
Degraded performance from the lane keeping aid or lane keeping alert system	Dirty or cracked windshield	CLEAN and INSPECT the windshield in front of the camera.
	Camera alignment	Using a diagnostic scan tool, PERFORM the front camera alignment.
LANE KEEPING SYSTEM MALFUNCTION - SERVICE REQUIRED message in the IPC	PSCM concern	RETRIEVE and REPAIR all PSCM Diagnostic Trouble Codes (DTCs). REFER to: Power Steering (211-02 Power Steering, Diagnosis and Testing).
FRONT CAMERA TEMPORARILY NOT AVAILABLE message in the IPC	Temporary over temperature condition	REMOVE the vehicle from direct sunlight, RECHECK after 10 minutes.
FRONT CAMERA LOW VISIBILITY - CLEAN SCREEN message in the IPC	Dirty or cracked windshield	CLEAN and INSPECT the windshield in front of the camera. REPAIR or REPLACE the windshield as necessary if damage is found.
	Dirt or debris in between the camera and the windshield	CLEAN the area between the front camera and the windshield.
	Camera windshield defrost heater	INSPECT the camera windshield defrost heater for damage and DIAGNOSE any IPMA heater Diagnostic Trouble Codes (DTCs) that are present.
FRONT CAMERA MALFUNCTION - SERVICE REQUIRED message in the IPC	REFER to the Pinpoint Test	GO to Pinpoint Test D
The lane keeping aid and lane keeping alert will not turn off	MyKey® in use	Normal operation.

Pinpoint Tests

PINPOINT TEST A : THE LANE KEEPING SYSTEM DOES NOT TURN ON OR ACTIVATE

Refer to Wiring Diagrams Cell 124 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA B13A6:14	Lane Departure Warning (LDW) Switch Input: Circuit Short To Ground Or Open	An on-demand and continuous memory DTC that sets in the IPMA if the IPMA detects the lane keeping system switch has been pressed for more than 200 milliseconds during the self-test or 1 second during normal operation.

Possible Sources

Dirty, scratched or obstructed windshield and/or camera
IPMA overheating condition
Communication network concern
Wiring, terminals or connectors
Lane keeping system switch
PSCM concern
SCCM concern
BCM concern
CCM concern
IPC concern
RCM concern
PCM concern
GWM concern
IPMA concern

Visual Inspection and Pre-checks

Certain Lane Keeping System (LKS) concerns can be caused by the IPMA being too cold or overheating due to heavy sunload. Prior to diagnosing a lane keeping system concern, allow the vehicle to warm up or remove the vehicle from direct sunlight. RECHECK after 10 minutes.
Inspect the Lane Keeping System (LKS) settings in the IPC message center to be sure the concern is not caused by a system setting.

NOTICE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may cause damage to the connector. Use only Rotunda Flex Probes (NUD105-R025D)

A1 VERIFY THE CONCERN

Verify the operation of the lane keeping system (lane keeping aid and lane keeping alert).

Does the lane keeping system operate correctly?

Yes

The system is operating correctly at this time. The concern may have been caused by high network traffic or the driver's perception of how the lane keeping system operates. REFER to the Owner's Literature.

GO to A2

A2 PERFORM A NETWORK TEST

Ignition ON.

Using a diagnostic scan tool, perform a network test.

Do all modules pass the network test?

Yes

GO to A3

No	REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

A3 CHECK THE IPMA (IMAGE PROCESSING MODULE A) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, check the IPMA Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

For all other Diagnostic Trouble Codes (DTCs), REFER to the IPMA DTC chart in this section.

GO to A4

A4 CHECK THE PSCM (POWER STEERING CONTROL MODULE) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, check the PSCM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Power Steering (211-02 Power Steering, Diagnosis and Testing).

GO to A5

A5 CHECK THE SCCM (STEERING COLUMN CONTROL MODULE) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, check the SCCM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Steering Wheel and Column Electrical Components (211-05 Steering Wheel and Column Electrical Components, Diagnosis and Testing).

GO to A6

A6 CHECK THE BCM (BODY CONTROL MODULE) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, check the BCM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Diagnosis and Testing).

GO to A7

A7 CHECK THE CCM (CRUISE CONTROL MODULE) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, check the CCM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Cruise Control (419-03A Cruise Control, Diagnosis and Testing).
REFER to: Cruise Control - Vehicles With: Adaptive Cruise Control With Lane Centering (419-03B Cruise Control, Diagnosis and Testing).

GO to A8

A8 CHECK THE IPC (INSTRUMENT PANEL CLUSTER) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, check the IPC Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Instrumentation, Message Center and Warning Chimes (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing).
REFER to: Instrumentation, Message Center and Warning Chimes - Vehicles With: Head Up Display (HUD) (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing).

GO to A9

A9 CHECK THE RCM (RESTRAINTS CONTROL MODULE) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, check the RCM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Airbag Supplemental Restraint System (SRS) (501-20B Supplemental Restraint System, Diagnosis and Testing).

GO to A10

A10 CHECK THE PCM (POWERTRAIN CONTROL MODULE) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, check the PCM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

Diagnose the PCM Diagnostic Trouble Codes (DTCs).
REFER to: Electronic Engine Controls (303-14 Electronic Engine Controls) .

GO to A11

A11 CHECK THE GWM (GATEWAY MODULE A) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, check the GWM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE the GWM Diagnostic Trouble Codes (DTCs).
REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

GO to A12

A12 VERIFY THE IPMA (IMAGE PROCESSING MODULE A) LANE KEEPING SYSTEM SWITCH PID (PARAMETER IDENTIFICATION)

Using a diagnostic scan tool, view the IPMA lane keeping system switch PID: (LKS_SW_ST).

While monitoring the PID, press and release the lane keeping system switch several times.

Does the PID consistently match the switch position?

Yes

GO to A13

GO to A14

A13 CHECK FOR CORRECT IPMA (IMAGE PROCESSING MODULE A) OPERATION

Ignition OFF.

Disconnect and inspect the IPMA connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the IPMA connector. Make sure it seats and latches correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB, GSB, SSM or FSA. If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new IPMA. REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

A14 CHECK FOR CORRECT SCCM (STEERING COLUMN CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect the SCCM connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the SCCM connector. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB, GSB, SSM or FSA. If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new SCCM. REFER to: Steering Column Control Module (SCCM) (211-05 Steering Wheel and Column Electrical Components, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST B : THE LANE KEEPING SYSTEM DOES NOT PROVIDE FEEDBACK WHEN ACTIVATED

Normal Operation and Fault Conditions

The lane keeping system only provides feedback when the vehicle speed is above 64 km/h (40 mph) and lane markings are detected on at least one side of the vehicle by the IPMA. REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

Possible Sources

Communication network concern
PSCM (integral to the steering gear)
IPMA (located above the interior rear view mirror)

B1 VISUAL INSPECTION OF THE LANE KEEPING SYSTEM

Verify the lane keeping system turns on and the display lines in the IPC turn green when the system is active and available.

If the lines do NOT turn green?

Yes

GO to Pinpoint Test A

GO to B2

B2 CHECK THE PSCM (POWER STEERING CONTROL MODULE) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Ignition ON.

Using a diagnostic scan tool, check the PSCM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Power Steering (211-02 Power Steering, Diagnosis and Testing).

GO to B3

B3 CHECK THE IPMA (IMAGE PROCESSING MODULE A) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, check the IPMA Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to the IPMA DTC chart in this section.

GO to B4

B4 CHECK THE STEERING WHEEL VIBRATION

Change the intensity setting in the lane keeping system message center menu.

Does the steering wheel perform a test vibration after the intensity setting is changed?

Yes

GO to B6

GO to B5

B5 CHECK FOR CORRECT PSCM (POWER STEERING CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect the PSCM connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the PSCM connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

Click here to access Guided Routine (EPAS).

Internet Explorer version 11 or greater is required to perform this Pinpoint Test.

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

B6 CHECK FOR CORRECT IPMA (IMAGE PROCESSING MODULE A) OPERATION

Ignition OFF.

Disconnect and inspect the IPMA connector.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the IPMA connector. Make sure it seats and latches correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

Visual Inspection and Diagnostic Pre-Checks

Inspect the integrity of the wiring, terminals and connectors on the jumper harness between the vehicle harness and the camera windshield defrost heater.

PINPOINT TEST C : DTC (DIAGNOSTIC TROUBLE CODE) B120C:11, DTC (DIAGNOSTIC TROUBLE CODE) B120C:13

Refer to Wiring Diagrams Cell 124 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA supplies voltage and ground to the camera windshield defrost heater. The IPMA uses input from the front camera and the ambient air temperature data from the PCM to command the heater on and off. The heater may be commanded on if the ambient temperature is below 5°C (41°F).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA B120C:11	Heater for Windshield Mounted Sensor: Circuit Short To Ground	An on-demand and continuous memory DTC that sets in the IPMA if an excessive current draw is detected on the heater output circuit.
IPMA B120C:13	Heater for Windshield Mounted Sensor: Circuit Open	An on-demand and continuous memory DTC that sets in the IPMA if a lower than expected current draw is detected on the heater output circuit.

Possible Sources

Wiring, terminals or connectors
Camera windshield defrost heater
IPMA

NOTICE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may cause damage to the connector. Use only Rotunda Flex Probes (NUD105-R025D)

NOTE: Before replacing the camera windshield defrost heater or IPMA for a camera windshield defrost heater concern, verify the integrity of the wiring, connectors and terminals on the camera windshield defrost heater jumper harness.

C1 CHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Ignition ON.

Using a diagnostic scan tool, perform the IPMA self-test.

Is DTC B120C:11 or DTC B120C:13 present?

Yes

For DTC B120C:11, GO to C2
For DTC B120C:13, GO to C5

No	The system is operating correctly at this time. INSPECT the connectors, wiring and the camera windshield defrost heater for damage or poor connections.

C2 CHECK FOR SHORT TO GROUND WITH THE IPMA (IMAGE PROCESSING MODULE A) CAMERA HEATED WINDSHIELD ELEMENT DISCONNECTED

Ignition OFF.

Disconnect: Camera Windshield Defrost Heater C9440.

Ignition ON.

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

NOTE: DTC B120C:13 may be present during this step and can be disregarded at this time. Perform the IPMA self-test.

Is DTC B120C:11 present?

Yes

INSTALL a new windshield.
REFER to: Fixed Glass (501-11 Glass, Frames and Mechanisms, General Procedures).

GO to C3

C3 CHECK THE IPMA (IMAGE PROCESSING MODULE A) CAMERA HEATED WINDSHIELD ELEMENT OUTPUT CIRCUIT FOR A SHORT TO GROUND

Ignition OFF.

Disconnect: IPMA C9039.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C9039-8 Ground

Is the resistance greater than 10,000 ohms?

Yes

GO to C4

No	REPAIR the circuit. After the repair, CLEAR the DTC, CYCLE the ignition, and RUN the IPMA on-demand self-test to re-enable the circuit.

C4 CHECK IPMA (IMAGE PROCESSING MODULE A) CAMERA HEATED ELEMENT CIRCUITS FOR A SHORT TOGETHER

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C9039-8 C9039-1

Is the resistance greater than 10,000 ohms?

Yes

GO to C7

No	REPAIR the circuits.

C5 CHECK FOR DTC (DIAGNOSTIC TROUBLE CODE) B120C:13 WITH THE IPMA (IMAGE PROCESSING MODULE A) CAMERA HEATED ELEMENT CIRCUITS JUMPERED TOGETHER

Ignition OFF.

Disconnect: Camera Windshield Defrost Heater C9039.

Connect:
Click to display connectors

Lead 1 Measurement / Action Lead 2

C9440-1 C9440-2

Ignition ON.

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Perform the IPMA self-test.

Is DTC B120C:11 present?

Yes

REMOVE the fused jumper wire.
INSTALL a new windshield.
REFER to: Fixed Glass (501-11 Glass, Frames and Mechanisms, General Procedures).

No	REMOVE the fused jumper wire. GO to C6

C6 CHECK THE IPMA (IMAGE PROCESSING MODULE A) CAMERA HEATED WINDSHIELD ELEMENT CIRCUITS FOR AN OPEN

Ignition OFF.

Disconnect: IPMA C9224.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C9039-8 C9440-2

C9039-1 C9440-1

Are the resistances less than 3 ohms?

Yes

GO to C7

No	REPAIR the affected circuit.

C7 CHECK FOR CORRECT IPMA (IMAGE PROCESSING MODULE A) OPERATION

Disconnect and inspect IPMA connector.

Repair:
- corrosion (install new connector or terminals - clean module pins)
- damaged or bent pins - install new terminals/pins
- pushed-out pins - install new pins as necessary

Reconnect the IPMA connector. Make sure it seats and latches correctly.

Operate the system to determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB, GSB, SSM or FSA. If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new IPMA REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST D : THE MESSAGE CENTER DISPLAYS A FRONT CAMERA MALFUNCTION SERVICE REQUIRED MESSAGE

Normal Operation and Fault Conditions

In addition to certain fault conditions, the FRONT CAMERA MALFUNCTION SERVICE REQUIRED message is displayed in the message center when the IPMA camera alignment has been initiated, but is incomplete.

Possible Sources

Communication network concern
IPMA camera alignment incomplete
IPMA concern

D1 PERFORM A NETWORK TEST

Ignition ON.

Using a diagnostic scan tool, perform a network test.

Does the IPMA pass the network test?

Yes

GO to D2

No	REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

D2 CHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, check the IPMA Diagnostic Trouble Codes (DTCs).

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to the IPMA DTC chart in this section.

GO to D3

D3 CHECK FOR CORRECT IPMA (IMAGE PROCESSING MODULE A) OPERATION

Ignition OFF.

Disconnect and inspect the IPMA connector.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the IPMA connector. Make sure it seats and latches correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB, GSB, SSM or FSA. If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new IPMA REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

DTC	Description	Fault Trigger Conditions
U0100:00	Lost Communication With ECM/PCM "A": No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the PCM are missing.

PINPOINT TEST E : DTC (DIAGNOSTIC TROUBLE CODE) U0100:00

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA communicates with the PCM through the HS-CAN2, GWM and HS-CAN1.

Possible Sources

Communication network concern
PCM
GWM concern
IPMA concern

E1 VERIFY THE CUSTOMER'S CONCERN

Ignition ON.

Verify if there is an observable symptom present.

Is an observable symptom present?

Yes

GO to E2

No	CLEAR the DTC. The system is operation correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

E2 VERIFY THAT THE DIAGNOSTIC SCAN TOOL COMMUNICATES WITH THE PCM (POWERTRAIN CONTROL MODULE)

Using a diagnostic scan tool, perform the network test

Does the PCM pass the network test?

Yes

GO to E3

No	REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

E3 PERFORM THE IPMA SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Repeat the IPMA self-test.

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to E4

E4 PERFORM THE PCM SELF-TEST

Using a diagnostic scan tool, perform the PCM KOEO.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs).
REFER to: Electronic Engine Controls (303-14 Electronic Engine Controls) .

GO to E5

E5 PERFORM THE GWM SELF-TEST

Using a diagnostic scan tool, perform the GWM self-test.

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

GO to E6

E6 RECHECK THE IPMA DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0100:00 still present?

Yes

GO to E7

No	The system is operating correctly at this time. This DTC may have been set due to high network traffic or an intermittent fault condition.

E7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI, or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the PCM, IPMA or GWM. If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to E8

No	The system is operating correctly at this time. The concern may have been caused due to incorrect parts replacement procedures or incorrect module configuration.

E8 CHECK FOR CORRECT PCM (POWERTRAIN CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all PCM connectors.

Repair:
- corrosion (install new connector or terminals - clean module pins)
- damaged or bent pins - install new terminals/pins
- pushed-out pins - install new pins as necessary

Reconnect the PCM connectors. Make sure they seat and latch correctly.

Operate the system to determine if the concern is still present.

Is the concern still present?

Yes

Click here to access Guided Routine (PCM).

Internet Explorer version 11 or greater is required to perform this Pinpoint Test.

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

DTC	Description	Fault Trigger Conditions
U0101:00	Lost Communication with TCM: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the TCM are missing.

PINPOINT TEST F : DTC (DIAGNOSTIC TROUBLE CODE) U0101:00

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA communicates with the TCM through the HS-CAN2, GWM and HS-CAN1.

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0101:00	Lost Communication with TCM: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the TCM are missing.

Possible Sources

Communication network concern
TCM
GWM concern
IPMA concern

F1 VERIFY THE CUSTOMER'S CONCERN

Ignition ON.

Verify if there is an observable symptom present.

Is an observable symptom present?

Yes

GO to F2

No	CLEAR the DTC. The system is operation correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

F2 VERIFY THAT THE DIAGNOSTIC SCAN TOOL CAN COMMUNICATE WITH THE TCM (TRANSMISSION CONTROL MODULE)

Using a diagnostic scan tool, perform the network test

Does the TCM pass the network test?

Yes

GO to F3

No	REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

F3 PERFORM THE IPMA SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Repeat the IPMA self-test.

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to F4

F4 PERFORM THE TCM SELF-TEST

Using a diagnostic scan tool, perform the TCM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs).
REFER to: DTC Chart and Pinpoint Tests - 3.0L EcoBoost (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Diagnosis and Testing).

GO to F5

F5 PREFORM THE GWM SELF-TEST

Using a diagnostic scan tool, perform the GWM self-test.

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

GO to F6

F6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0101:00 still present?

Yes

GO to F7

No	The system is operating correctly at this time. This DTC may have been set due to high network traffic or an intermittent fault condition.

F7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI, or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the TCM, IPMA or GWM. If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to F8

No	The system is operating correctly at this time. The concern may have been caused due to incorrect parts replacement procedures or incorrect module configuration.

F8 CHECK FOR CORRECT TCM (TRANSMISSION CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all TCM connectors.

Repair:
- corrosion (install new connector or terminals - clean module pins)
- damaged or bent pins - install new terminals/pins
- pushed-out pins - install new pins as necessary

Reconnect the TCM connectors. Make sure they seat and latch correctly.

Operate the system to determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB, GSB, SSM or FSA. If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new TCM.
REFER to: Transmission (307-01A Automatic Transmission - 10-Speed Automatic Transmission – 10R60, Removal).

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

DTC	Description	Fault Trigger Conditions
U0103:00	Lost Communication With Gear Shift Control Module A: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the GSM over the HS-CAN2 are missing.

PINPOINT TEST G : DTC (DIAGNOSTIC TROUBLE CODE) U0103:00

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA communicates with the GSM on the HS-CAN2.

Possible Sources

Communication network concern
GSM
IPMA concern

G1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to G2

No	CLEAR the DTC. The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

G2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform the network test

Does the GSM pass the network test?

Yes

GO to G3

No	REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

G3 PERFORM THE IPMA SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to G4

G4 PERFORM THE GSM (GEAR SHIFT MODULE) SELF-TEST

Using a diagnostic scan tool, perform the GSM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs).
REFER to: Cruise Control - Vehicles With: Adaptive Cruise Control With Lane Centering (419-03B Cruise Control, Diagnosis and Testing).
REFER to: Cruise Control (419-03A Cruise Control, Diagnosis and Testing).

GO to G5

G5 RECHECK THE IPMA DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0103:00 still present?

Yes

GO to G6

No	The system is operating correctly at this time. The DTC may have set due to high network traffic or an intermittent fault condition.

G6 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI, or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the GSM, IPMA or GWM. If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to G7

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

G7 CHECK FOR CORRECT GSM (GEAR SHIFT MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all GSM connectors.

Repair:
- corrosion (install new connector or terminals - clean module pins)
- damaged or bent pins - install new terminals/pins
- pushed-out pins - install new pins as necessary

Reconnect the GSM connectors. Make sure they seat and latch correctly.

Operate the system to determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB, GSB, SSM or FSA. If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new GSM. REFER to: Gear Shift Module (GSM) (307-05A Automatic Transmission External Controls - 10-Speed Automatic Transmission – 10R60, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

DTC	Description	Fault Trigger Conditions
U0121:00	Lost Communication With Anti-Lock Brake System (ABS) Control Module: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the ABS module over the HS-CAN2 are missing.

PINPOINT TEST H : DTC (DIAGNOSTIC TROUBLE CODE) U0121:00

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA communicates with the ABS module on the HS-CAN2.

Possible Sources

Communication network concern
ABS module
IPMA concern

H1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is there an observable symptom present?

Yes

GO to H2

No	CLEAR the DTC. The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

H2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform a network test.

Does the ABS module pass the network test?

Yes

GO to H3

No	REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

H3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to H4

H4 PERFORM THE ABS (ANTI-LOCK BRAKE SYSTEM) MODULE SELF-TEST

Using a diagnostic scan tool, perform the ABS module self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs).
REFER to: Anti-Lock Brake System (ABS) and Stability Control (206-09 Anti-Lock Brake System (ABS) and Stability Control, Diagnosis and Testing).

GO to H5

H5 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using the diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0121:00 still present?

Yes

GO to H6

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

H6 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI, or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the ABS module or IPMA. If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to H7

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

H7 CHECK FOR CORRECT ABS (ANTI-LOCK BRAKE SYSTEM) MODULE OPERATION

Ignition OFF.

Disconnect and inspect the ABS module connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the ABS module connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

Click here to access Guided Routine (ABS).

Internet Explorer version 11 or greater is required to perform this Pinpoint Test.

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST I : DTC (DIAGNOSTIC TROUBLE CODE) U0232:00

Normal Operation and Fault Conditions

The DDM communicates with the SODL over the CAN. If the DDM does not receive messages from the SODL, the side obstacle detection feature can be inoperative for the left side.

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
DDM U0232:00	Lost Communication With Side Obstacle Detection Control Module "A": No Sub Type Information	Sets when the DDM detects data messages are missing from the SODL.

Possible Sources

Network communication concern
SODL

I1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to I2

No	CLEAR the DTC. The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

I2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform the network test.

Does the SODL pass the network test?

Yes

GO to I3

No	REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

I3 CHECK FOR NON-NETWORK SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, perform the SODL self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs).
REFER to: Blind Spot Information System (419-04 Side and Rear Vision, Diagnosis and Testing).

GO to I4

I4 CHECK FOR NON-NETWORK DDM (DRIVER DOOR MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, perform the DDM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the DDM DTC Chart in this section.

GO to I5

I5 RECHECK THE DDM (DRIVER DOOR MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the DDM self-test.

Is DTC U0232:00 still present?

Yes

GO to I6

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

I6 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during PMI or the PMI may not have been carried out.

Check the vehicle service history for recent service actions related to the SODL and the DDM. If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part number
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to I7

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

I7 CHECK FOR CORRECT SODL (SIDE OBSTACLE DETECTION CONTROL MODULE LH) OPERATION

Disconnect and inspect all the SODL connectors.

Repair:
- corrosion (install new connectors or terminals - clean module pins)
- damaged or bent pins - install new terminals pins
- pushed-out pins - install new pins as necessary

Reconnect the SODL connectors and make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB, GSB, SSM, or FSA. If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new SODL.
REFER to: Side Obstacle Detection Control Module (419-04 Side and Rear Vision, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST J : DTC (DIAGNOSTIC TROUBLE CODE) U0233:00

Normal Operation and Fault Conditions

The PDM communicates with the SODR over the CAN. If the PDM does not receive messages from the SODR, the side obstacle detection feature can be inoperative for the right side.

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
PDM U0233:00	Lost Communication With Side Obstacle Detection Control Module "B": No Sub Type Information	Sets when the PDM detects data messages are missing from the SODR.

Possible Sources

Network communication concern
SODR

J1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to J2

No	CLEAR the DTC. The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

J2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform the network test.

Does the SODR pass the network test?

Yes

GO to J3

No	REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

J3 CHECK FOR NON-NETWORK SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, perform the SODR self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs).
REFER to: Blind Spot Information System (419-04 Side and Rear Vision, Diagnosis and Testing).

GO to J4

J4 CHECK FOR NON-NETWORK PDM (PASSENGER DOOR MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, perform the PDM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the PDM DTC Chart in this section.

GO to J5

J5 RECHECK THE PDM (PASSENGER DOOR MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the PDM self-test.

Is DTC U0233:00 still present?

Yes

GO to J6

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

J6 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during PMI or the PMI may not have been carried out.

Check the vehicle service history for recent service actions related to the SODR and the PDM. If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part number
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to J7

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

J7 CHECK FOR CORRECT SODR (SIDE OBSTACLE DETECTION CONTROL MODULE RH) OPERATION

Disconnect and inspect all the SODR connectors.

Repair:
- corrosion (install new connectors or terminals - clean module pins)
- damaged or bent pins - install new terminals pins
- pushed-out pins - install new pins as necessary

Reconnect the SODR connectors and make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB, GSB, SSM, or FSA. If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new SODR.
REFER to: Side Obstacle Detection Control Module (419-04 Side and Rear Vision, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

DTC	Description	Fault Trigger Conditions
U0131:00	Lost Communication With Power Steering Control Module: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the PSCM over the HS-CAN2 are missing.

PINPOINT TEST K : DTC (DIAGNOSTIC TROUBLE CODE) U0131:00

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA communicates with the PSCM through the HS-CAN2.

Possible Sources

Communication network concern
PSCM (integral to the steering gear)
IPMA concern

K1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is there an observable symptom present?

Yes

GO to K2

No	CLEAR the DTC. The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

K2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform a network test.

Does the PSCM pass the network test?

Yes

GO to K3

No	REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

K3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to IPMA DTC Chart in this section.

GO to K4

K4 PERFORM THE PSCM (POWER STEERING CONTROL MODULE) SELF-TEST

Using a diagnostic scan tool, perform the PSCM self-test.

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs).
REFER to: Power Steering (211-02 Power Steering, Diagnosis and Testing).

GO to K5

K5 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Retrieve the Continuous Memory Diagnostic Trouble Codes (CMDTCs) from all modules.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0131:00 still present?

Yes

GO to K6

No	The system is operating correctly at this time. The DTC may have set due to high network traffic or an intermittent fault condition.

K6 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI, or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the PSCM or IPMA. If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to K7

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

K7 CHECK FOR CORRECT PSCM (POWER STEERING CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all PSCM connectors.

Repair:
- corrosion (install new connector or terminals - clean module pins)
- damaged or bent pins - install new terminals/pins
- pushed-out pins - install new pins as necessary

Reconnect the PSCM connectors. Make sure they seat and latch correctly.

Operate the system to determine if the concern is still present.

Is the concern still present?

Yes

Click here to access Guided Routine (EPAS).

Internet Explorer version 11 or greater is required to perform this Pinpoint Test.

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

DTC	Description	Fault Trigger Conditions
U0158:00	Lost Communication With Head Up Display: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the HUD module over the HS-CAN2 are missing for 10 seconds or more.

PINPOINT TEST L : DTC (DIAGNOSTIC TROUBLE CODE) U0158:00

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA communicates with the HUD module on the HS-CAN2.

Possible Sources

Communication network concern
HUD module
IPMA concern

L1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is there an observable symptom present?

Yes

GO to L2

No	CLEAR the DTC. The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

L2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform a network test.

Does the HUD module pass the network test?

Yes

GO to L3

No	REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

L3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the DTC Chart in this section.

GO to L4

L4 PERFORM THE HUD (HEAD UP DISPLAY) MODULE SELF-TEST

Using a diagnostic scan tool, perform the HUD module self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs).
REFER to: Collision Warning and Collision Avoidance System (419-03C Collision Warning and Collision Avoidance System, Diagnosis and Testing).

GO to L5

L5 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using the diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0158:00 still present?

Yes

GO to L6

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

L6 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI, or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the HUD module or IPMA. If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to L7

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

L7 CHECK FOR CORRECT HUD (HEAD UP DISPLAY) MODULE OPERATION

Ignition OFF.

Disconnect and inspect the HUD module connectors and related in-line connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the HUD module connectors and related in-line connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a Technical Service Bulletin (TSB) exists for this concern, DISCONTINUE this test and FOLLOW the Technical Service Bulletin (TSB) instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new HUD module. REFER to: Collision Warning and Collision Avoidance System (419-03C Collision Warning and Collision Avoidance System, Diagnosis and Testing).

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

DTC	Description	Fault Trigger Conditions
U0140:00	Lost Communication With Body Control Module: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the BCM are missing.

PINPOINT TEST M : DTC (DIAGNOSTIC TROUBLE CODE) U0140:00

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA communicates with the BCM through the HS-CAN2, GWM and HS-CAN1.

Possible Sources

Communication network concern
GWM concern
BCM
IPMA concern

M1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify that there is an observable symptom present.

Is there an observable symptom present?

Yes

GO to M2

No	CLEAR the DTC. The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

M2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform a network test.

Do the BCM and the GWM pass the network test?

Yes

GO to M3

No	REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

M3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

DIAGNOSE all non-network Diagnostic Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to M4

M4 PERFORM THE BCM (BODY CONTROL MODULE) SELF-TEST

Using a diagnostic scan tool, perform the BCM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Diagnosis and Testing).

GO to M5

M5 CHECK THE GWM (GATEWAY MODULE A) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, retrieve the GWM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

GO to M6

M6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Wait 10 seconds.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

IsDTC U0140:00 still present?

Yes

GO to M7

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

M7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI, or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the BCM, IPMA or GWM. If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to M8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

M8 CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all BCM connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the BCM connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB, GSB, SSM or FSA. If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, REPLACE the BCM. REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Diagnosis and Testing).

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

DTC	Description	Fault Trigger Conditions
U0151:00	Lost Communication With Restraints Control Module: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the RCM are missing.

PINPOINT TEST N : DTC (DIAGNOSTIC TROUBLE CODE) U0151:00

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA communicates with the RCM through the HS-CAN2.

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0151:00	Lost Communication With Restraints Control Module: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the RCM are missing.

Possible Sources

Communication network concern
RCM
IPMA concern

N1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify that there is an observable symptom present.

Is there an observable symptom present?

Yes

GO to N2

No	CLEAR the DTC. The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

N2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform a network test.

Does the RCM pass the network test?

Yes

GO to N3

No	REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

N3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC chart in this section.

GO to N4

N4 PERFORM THE RCM (RESTRAINTS CONTROL MODULE) SELF-TEST

Using a diagnostic scan tool, perform the RCM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Airbag Supplemental Restraint System (SRS) (501-20B Supplemental Restraint System, Diagnosis and Testing).

GO to N5

N5 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0151:00 still present?

Yes

GO to N6

No	The system is operation correctly at this time. The DTC may have set due to high network traffic or an intermittent fault condition.

N6 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI, or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the RCM or IPMA. If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to N7

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

N7 CHECK FOR CORRECT RCM (RESTRAINTS CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all RCM connectors.

Repair:
- corrosion (install new connector or terminals - clean module pins)
- damaged or bent pins - install new terminals/pins
- pushed-out pins - install new pins as necessary

Reconnect the RCM connectors. Make sure they seat and latch correctly.

Operate the system to determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB, GSB, SSM or FSA. If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new RCM. REFER to: Restraints Control Module (RCM) (501-20B Supplemental Restraint System, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

DTC	Description	Fault Trigger Conditions
U0155:00	Lost Communication With Instrument Panel Cluster (IPC) Control Module: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the IPC are missing.

PINPOINT TEST O : DTC (DIAGNOSTIC TROUBLE CODE) U0155:00

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA communicates with the IPC through the HS-CAN2, GWM and HS-CAN3.

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0155:00	Lost Communication With Instrument Panel Cluster (IPC) Control Module: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the IPC are missing.

Possible Sources

Communication network concern
IPC
GWM concern
IPMA concern

O1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is there an observable symptom present?

Yes

GO to O2

No	CLEAR the DTC. The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

O2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform a network test.

Does the IPC pass the network test?

Yes

GO to O3

No	REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

O3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the DTC Chart in this section.

GO to O4

O4 PERFORM THE IPC (INSTRUMENT PANEL CLUSTER) SELF-TEST

Using a diagnostic scan tool, perform the IPC self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs).
REFER to: Instrumentation, Message Center and Warning Chimes (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing).

GO to O5

O5 PERFORM THE GWM (GATEWAY MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the GWM self-test.

Are any Diagnostic Trouble Codes (DTCs) present?

Yes

SEE the GWM DTC Chart.
REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

GO to O6

O6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0155:00 still present?

Yes

GO to O7

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

O7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI, or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the IPC, GWM or IPMA. If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to O8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

O8 CHECK FOR CORRECT IPC (INSTRUMENT PANEL CLUSTER) OPERATION

Ignition OFF.

Disconnect and inspect the IPC connector.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the IPC connector. Make sure it seats and latches correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

Click here to access Guided Routine (IPC).

Internet Explorer version 11 or greater is required to perform this Pinpoint Test.

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

DTC	Description	Fault Trigger Conditions
U0212:00	Lost Communication With Steering Column Control Module: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the SCCM are missing.

PINPOINT TEST P : DTC (DIAGNOSTIC TROUBLE CODE) U0212:00

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA communicates with the SCCM through the HS-CAN2.

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0212:00	Lost Communication With Steering Column Control Module: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the SCCM are missing.

Possible Sources

Communication network concern
SCCM
IPMA concern

P1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is there an observable symptom present?

Yes

GO to P2

No	CLEAR the DTC. The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

P2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform a network test.

Does the SCCM pass the network test?

Yes

GO to P3

No	REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

P3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the DTC Chart in this section.

GO to P4

P4 PERFORM THE SCCM (STEERING COLUMN CONTROL MODULE) SELF-TEST

Using a diagnostic scan tool, perform the SCCM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs).
REFER to: Steering Wheel and Column Electrical Components (211-05 Steering Wheel and Column Electrical Components, Diagnosis and Testing).

GO to P5

P5 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using the diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0212:00?

Yes

GO to P6

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

P6 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI, or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the SCCM or IPMA. If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to P7

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

P7 CHECK FOR CORRECT SCCM (STEERING COLUMN CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect the SCCM connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the SCCM connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB, GSB, SSM or FSA. If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new SCCM. REFER to: Side Obstacle Detection Control Module (419-04 Side and Rear Vision, Removal and Installation).

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST Q : DTC (DIAGNOSTIC TROUBLE CODE) U0253:00

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

The IPMA communicates with the APIM through the HS-CAN2, GWM and HS-CAN1

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0253:00	Lost Communication With Accessory Protocol Interface Module: No Sub Type Information	A continuous memory DTC that sets in the IPMA if messages received from the APIM are missing.

Possible Sources

Communication network concern
APIM
IPMA concern
GWM concern

Q1 VERIFY THE CUSTOMER'S CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to Q2

No	CLEAR the DTC. The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

Q2 VERIFY THAT THE DIAGNOSTIC SCAN TOOL COMMUNICATES WITH THE APIM (SYNC MODULE)

Connect a diagnostic scan tool.

Check that a vehicle session can be established using the diagnostic scan tool.

Can a vehicle session be established?

Yes

GO to Q3

No	REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

Q3 PERFORM THE IPMA (IMAGE PROCESSING MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the IPMA self-test.

Clear the Diagnostic Trouble Codes (DTCs).

Wait 10 seconds.

Repeat the IPMA self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs). REFER to the IPMA DTC Chart in this section.

GO to Q4

Q4 PERFORM THE APIM (SYNC MODULE) SELF-TEST

Using a diagnostic scan tool, perform the APIM KOEO self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

DIAGNOSE all non-network Diagnostic Trouble Codes (DTCs).
REFER to: Information and Entertainment System (415-00 Information and Entertainment System - General Information, Diagnosis and Testing).

GO to Q5

Q5 PERFORM THE GWM (GATEWAY MODULE A) SELF-TEST

Using a diagnostic scan tool, perform the GWM self-test.

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

SEE the GWM DTC Chart.
REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

GO to Q6

Q6 RECHECK THE IPMA (IMAGE PROCESSING MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPMA Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPMA Diagnostic Trouble Codes (DTCs).

Is DTC U0253:00 still present?

Yes

GO to Q7

No	The system is operating correctly at this time. This DTC may have been set due to high network traffic or an intermittent fault condition.

Q7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI, or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the APIM, IPMA or GWM. If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to Q8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

Q8 CHECK FOR CORRECT APIM (SYNC MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all APIM connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the APIM module connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

Click here to access Guided Routine (APIM).

Internet Explorer version 11 or greater is required to perform this Pinpoint Test.

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

DTC	Description	Fault Trigger Conditions
U3003:16	Battery Voltage: Circuit Voltage Below Threshold	Set by the IPMA in continuous memory if the IPMA module detects low battery voltage below 9 volts.

PINPOINT TEST R : DTC (DIAGNOSTIC TROUBLE CODE) U3003:16

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

DTC Fault Trigger Conditions

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U3003:16	Battery Voltage: Circuit Voltage Below Threshold	Set by the IPMA in continuous memory if the IPMA module detects low battery voltage below 9 volts.

Possible Sources

Wiring, terminals or connectors
Battery
Charging system concern
IPMA concern

NOTICE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may cause damage to the connector. Use only Rotunda Flex Probes (NUD105-R025D)

R1 CHECK THE IPMA DIAGNOSTIC TROUBLE CODES (DTCS)

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs). Repeat the IPMA module self-test.

Is DTC U3003:16 still present?

Yes

GO to R2

No	The system is operating correctly at this time. The DTC may have been set due to a previous low battery voltage condition.

R2 CHECK FOR CHARGING SYSTEM DIAGNOSTIC TROUBLE CODES (DTCS) IN THE PCM

Using a diagnostic scan tool, perform the PCM KOEO self-test.

Are any charging system Diagnostic Trouble Codes (DTCs) recorded?

Yes

REFER to the appropriate 303-14 section.

GO to R3

R3 CHECK THE BATTERY CONDITION AND STATE OF CHARGE

Check the battery condition and verify the battery is fully charged.
REFER to: Battery (414-01 Battery, Mounting and Cables, Diagnosis and Testing).

Is the battery OK and fully charged?

Yes

GO to R4

No	REFER to: Battery Charging (414-01 Battery, Mounting and Cables, General Procedures).

R4 CHECK THE IPMA VOLTAGE SUPPLY

Ignition OFF.

Disconnect: IPMA module C9039.

Ignition ON.

Measure and record the voltage at the battery.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C9039-4 Ground

Is the voltage within 0.2 volt of the recorded battery voltage?

Yes

GO to R5

No	REPAIR the circuit.

R5 CHECK THE IPMA MODULE GROUND CIRCUIT

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C9039-4 C9039-5

Is the voltage within 0.2 volts of the recorded battery voltage?

Yes

GO to R6

No	REPAIR the circuit.

R6 CHECK FOR CORRECT IPMA (IMAGE PROCESSING MODULE A) OPERATION

Ignition OFF.

Disconnect and inspect the IPMA connector.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect the IPMA connectors. Make sure it seats and latches correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

No	The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

DTC	Description	Fault Trigger Conditions
U3003:17	Battery Voltage: Circuit Voltage Above Threshold	Sets as a continuous memory and on-demand DTC if the IPMA detects high battery voltage above 16.5 volts.

PINPOINT TEST S : DTC (DIAGNOSTIC TROUBLE CODE) U3003:17

Refer to Wiring Diagrams Cell 14 for schematic and connector information.

Normal Operation and Fault Conditions

DTC Fault Trigger Conditions

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U3003:17	Battery Voltage: Circuit Voltage Above Threshold	Sets as a continuous memory and on-demand DTC if the IPMA detects high battery voltage above 16.5 volts.

Possible Sources

Battery
Charging system concern
IPMA

S1 CHECK FOR DTC (DIAGNOSTIC TROUBLE CODE) U3003:17 SET IN OTHER MODULES

NOTE: DTC U3003:17 may be stored in the module memory due to past battery charging or vehicle jump starting events.

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs). Repeat the IPMA module self-test.

Is DTC U3003:17 still present?

Yes

REFER to: Charging System (414-00 Charging System - General Information, Diagnosis and Testing).

GO to S2

S2 CHECK THE BATTERY VOLTAGE

Turn off all interior/exterior lights and accessories.

Start and run the engine at approximately 2,000 rpm for 3 minutes while monitoring the battery voltage.

Does the battery voltage rise to 15.5 volts or higher?

Yes

DIAGNOSE the overcharging condition. REFER to: Charging System (414-00 Charging System - General Information, Diagnosis and Testing).

GO to S3

S3 RECHECK FOR DTC (DIAGNOSTIC TROUBLE CODE) U3003:17

Turn the engine off.

Ignition ON.

Using a diagnostic scan tool, clear all Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Using the diagnostic scan tool, perform the IPMA self-test.

Is DTC U3003:17 still present?

Yes

INSTALL a new IPMA REFER to: Image Processing Module A (IPMA) (419-07 Lane Keeping System, Removal and Installation).

No	The system is operating normally at this time. The DTC may have been set previously during battery charging or while jump starting the vehicle.

PINPOINT TEST T : DTC (DIAGNOSTIC TROUBLE CODE) U0122:00

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPC U0122:00	Lost Communication With Vehicle Dynamics Control Module: No Sub Type Information	Sets in continuous memory in the IPC if data messages received from the VDM through the GWM are missing for 5 seconds or longer.

Possible Sources

Communication concern
GWM concern
VDM
IPC concern

T1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to T2

No	CLEAR the DTC. The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

T2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform the network test.

Does the VDM pass the network test?

Yes

GO to T3

No	REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

T3 PERFORM THE IPC (INSTRUMENT PANEL CLUSTER) SELF-TEST

Using a diagnostic scan tool, perform the IPC self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to DTC Chart: IPC in this section.

GO to T4

T4 CHECK THE GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, check the GWM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

GO to T5

T5 RECHECK THE IPC (INSTRUMENT PANEL CLUSTER) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPC Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPC Diagnostic Trouble Codes (DTCs).

Is DTC U0122:00 still present?

Yes

GO to T6

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

T6 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration can be incorrectly set during the PMI or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the VDM, GWM or IPC. If recent service history is found:
- verify correct replacement module was installed
  - HVBOM may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to T7

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

T7 CHECK FOR CORRECT VDM (VEHICLE DYNAMICS CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all VDM connector.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect all the VDM connector. Make sure it seats and latches correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST U : DTC (DIAGNOSTIC TROUBLE CODE) U0130:00

Normal Operation and Fault Conditions

REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPC U0130:00	Lost Communication With Steering Effort Control Module: No Sub Type Information	Sets in continuous memory in the IPC if data messages received from the SCCM through the GWM are missing for 5 seconds or longer.

Possible Sources

Communication concern
GWM
SCCM
IPC

U1 VERIFY THE CUSTOMER CONCERN

Ignition ON.

Verify there is an observable symptom present.

Is an observable symptom present?

Yes

GO to U2

No	CLEAR the DTC. The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

U2 CHECK THE COMMUNICATION NETWORK

Using a diagnostic scan tool, perform the network test.

Does the SCCM pass the network test?

Yes

GO to U3

No	REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

U3 PERFORM THE IPC (INSTRUMENT PANEL CLUSTER) SELF-TEST

Using a diagnostic scan tool, perform the IPC self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to DTC Chart: IPC in this section.

GO to U4

U4 CHECK THE GWM (GATEWAY MODULE A) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, check the GWM Continuous Memory Diagnostic Trouble Codes (CMDTCs).

Are any Diagnostic Trouble Codes (DTCs) recorded?

Yes

REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

GO to U5

U5 PERFORM THE SCCM (STEERING COLUMN CONTROL MODULE) SELF-TEST

Using a diagnostic scan tool, perform the SCCM self-test.

Are any non-network Diagnostic Trouble Codes (DTCs) present?

Yes

REFER to: Steering Wheel and Column Electrical Components (211-05 Steering Wheel and Column Electrical Components, Diagnosis and Testing).

GO to U6

U6 RECHECK THE IPC (INSTRUMENT PANEL CLUSTER) DIAGNOSTIC TROUBLE CODES (DTCS)

Using a diagnostic scan tool, clear the IPC Diagnostic Trouble Codes (DTCs).

Ignition OFF.

Ignition ON.

Wait 10 seconds.

Using a diagnostic scan tool, perform the continuous memory self-test.

Check the IPC Diagnostic Trouble Codes (DTCs).

Is DTC U0130 still present?

Yes

GO to U7

No	The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition.

U7 CHECK FOR OTHER CAUSES OF COMMUNICATION NETWORK CONCERN

NOTE: If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI, or the PMI may not have been carried out.

CHECK the vehicle service history for recent service actions related to the SCCM, GWM or IPC. If recent service history is found:
- verify correct replacement module was installed
  - vehicle parts build may be used to verify correct part fitment
- verify the configuration of replacement module was correct
  - re-configure module using as-built data if prior configuration is suspect
- verify the module was not obtained from a like vehicle and installed into customer vehicle
  - return the swapped module to source vehicle and obtain new replacement module

Operate the system and determine if the observable symptom is still present.

Is the observable symptom still present?

Yes

GO to U8

No	The system is operating correctly at this time. The concern may have been due to incorrect parts replacement procedures or incorrect module configuration.

U8 CHECK FOR CORRECT SCCM (STEERING COLUMN CONTROL MODULE) OPERATION

Ignition OFF.

Disconnect and inspect all SCCM connectors.

Repair:
- corrosion (install new connector or terminals – clean module pins)
- damaged or bent pins – install new terminals/pins
- pushed-out pins – install new pins as necessary

Reconnect all the SCCM connectors. Make sure they seat and latch correctly.

Operate the system and determine if the concern is still present.

Is the concern still present?

Yes

CHECK OASIS for any applicable service articles: TSB, GSB, SSM or FSA. If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new SCCM.
REFER to: Steering Wheel and Column Electrical Components (211-05 Steering Wheel and Column Electrical Components, Diagnosis and Testing).

No	The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST V : DTC (DIAGNOSTIC TROUBLE CODE) U0401:86

Normal Operation and Fault Conditions

REFER to: Lane Keeping System - System Operation and Component Description (419-07 Lane Keeping System, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
IPMA U0401:86	Invalid Data Received from ECM/PCM A: Signal Invalid	This continuous memory DTC can set in the IPMA due to a fault in the PCM or an invalid input from the PCM

Possible Sources

PCM concern

V1 CHECK FOR PCM SIGNAL

Ignition ON.

Using a diagnostic scan tool, clear the Diagnostic Trouble Codes (DTCs) for the module in question.

Is DTC U0401:86 still present?

Yes

RETRIEVE and FOLLOW non-network Diagnostic Trouble Codes (DTCs) from the PCM
REFER to: Electric Powertrain Control (303-14B Electric Powertrain Control - 3.0L EcoBoost – Hybrid (BQ), Diagnosis and Testing).
.

No	DIAGNOSE the observable symptom.

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