Lincoln Aviator 2020-2024 Service Manual / Electrical / Instrumentation and Warning Systems / Instrument Panel and Interior Switches Illumination / Diagnosis and Testing - Instrument Panel and Interior Switches Illumination

Lincoln Aviator: Instrument Panel and Interior Switches Illumination / Diagnosis and Testing - Instrument Panel and Interior Switches Illumination

Diagnostic Trouble Code (DTC) Chart

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).

Diagnostic Trouble Code Chart

Module	DTC	Description	Action
BCM	B1314:11	White Lighting (Reflective Controls) Illumination Output: Circuit Short To Ground	GO to Pinpoint Test I
BCM	B1314:15	White Lighting (Reflective Controls) Illumination Output: Circuit Short To Battery or Open	GO to Pinpoint Test I
BCM	B1315:11	Backlighting (Non Reflective Controls) Illumination Output: Circuit Short To Ground	GO to Pinpoint Test C
BCM	B1315:15	Backlighting (Non Reflective Controls) Illumination Output: Circuit Short To Battery or Open	GO to Pinpoint Test C
DCME	B1170:11	Back Light: Circuit Short To Ground	GO to Pinpoint Test J
DCMF	B1170:11	Back Light: Circuit Short To Ground	GO to Pinpoint Test J
DCMG	B1170:11	Back Light: Circuit Short To Ground	GO to Pinpoint Test J
DCMH	B1170:11	Back Light: Circuit Short To Ground	GO to Pinpoint Test J
DDM	B12FF:11	Rear Door Switch Illumination: Circuit Short To Ground	GO to Pinpoint Test G
DDM	B12FF:15	Rear Door Switch Illumination: Circuit Short To Battery or Open	GO to Pinpoint Test G
DDM	U2010:11	Switch Illumination: Circuit Short to Ground	GO to Pinpoint Test E
DDM	U2010:15	Switch Illumination: Circuit Short To Battery or Open	GO to Pinpoint Test E
PDM	B12FF:11	Rear Door Switch Illumination: Circuit Short To Ground	GO to Pinpoint Test H
PDM	B12FF:15	Rear Door Switch Illumination: Circuit Short To Battery or Open	GO to Pinpoint Test H
PDM	U2010:11	Switch Illumination: Circuit Short to Ground	GO to Pinpoint Test F
PDM	U2010:15	Switch Illumination: Circuit Short To Battery or Open	GO to Pinpoint Test F

Symptom Chart

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: Instrument Panel and Interior Switches Illumination

Condition	Possible Sources	Action
A module does not respond to the diagnostic scan tool	Fuse Wiring, terminals or connectors Module	REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).
All illumination (networked and non-networked) does not dim or increase brightness	Refer to the Pinpoint Test	GO to Pinpoint Test A
All networked illumination is inoperative (non-networked illumination functions correctly)	Refer to the Pinpoint Test	GO to Pinpoint Test B
All non-networked illumination sources are inoperative or always on (networked illumination functions correctly)	Refer to the Pinpoint Test	GO to Pinpoint Test C
One or more non-networked illumination source is inoperative	Refer to the Pinpoint Test	GO to Pinpoint Test D
A single non-network illuminated switch or component is always on	Illuminated switch or component	INSTALL a new illuminated switch or component.
The LH front door lock/memory set, window control or seat control switch illumination is inoperative or always on	Refer to the Pinpoint Test	GO to Pinpoint Test E
The RH front door lock, window control or seat control switch illumination is inoperative or always on	Refer to the Pinpoint Test	GO to Pinpoint Test F
The LH rear door lock and/or window control switch illumination is inoperative or always on	Refer to the Pinpoint Test	GO to Pinpoint Test G
The RH rear door lock and/or window control switch illumination is inoperative or always on	Refer to the Pinpoint Test	GO to Pinpoint Test H
The ignition switch (push button start) illumination is inoperative or always on	Refer to the Pinpoint Test	GO to Pinpoint Test I
The interior door latch switch illumination is inoperative or always on	Refer to the Pinpoint Test	GO to Pinpoint Test J
The steering wheel switch(es) illumination is inoperative	Refer to the Pinpoint Test	GO to Pinpoint Test K
The paddle switch(es) illumination is inoperative	Refer to the Pinpoint Test	GO to Pinpoint Test L
The IPC illumination is inoperative or does not dim	Refer to the Pinpoint Test	GO to Pinpoint Test M
The ACM/ illumination is inoperative or does not dim	Refer to the Pinpoint Test	GO to Pinpoint Test N
The FCIM/ illumination is inoperative or does not dim	Refer to the Pinpoint Test	GO to Pinpoint Test O
The FDIM illumination is inoperative or does not dim	Refer to the Pinpoint Test	GO to Pinpoint Test P
The RACM illumination is inoperative or does not dim	Refer to the Pinpoint Test	GO to Pinpoint Test Q
The RHVAC illumination is inoperative or does not dim	Refer to the Pinpoint Test	GO to Pinpoint Test R

Pinpoint Test

PINPOINT TEST A : ALL ILLUMINATION (NETWORKED AND NON-NETWORKED SOURCES) DOES NOT DIM OR INCREASE BRIGHTNESS

Refer to Wiring Diagrams Cell 71 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Instrument Panel and Interior Switches Illumination - System Operation and Component Description (413-00 Instrument Panel and Interior Switches Illumination, Description and Operation).

Possible Sources

Wiring, terminals or connectors
Dimmer switch (part of the headlamp switch)
BCM

A1 VERIFY THE OPERATION OF THE HEADLAMPS

Ignition ON.

Place the headlamp switch in the HEADLAMPS ON position.

Place the headlamp switch in the OFF position.

Do the headlamps operate correctly?

Yes

INSTALL a new dimmer switch (part of the headlamp switch).
REFER to: Headlamp Switch (417-01 Exterior Lighting, Removal and Installation). If the concern is the same after the repair, GO to A2

No	DIAGNOSE the headlamps concern. REFER to: Headlamps (417-01 Exterior Lighting, Diagnosis and Testing).

A2 CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION

Disconnect and inspect all BCM 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 BCM and related in-line connectors and all previously disconnected illumination system connectors. Make sure all connectors 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 BCM.
REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, 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 B : ALL NETWORKED ILLUMINATION IS INOPERATIVE (NON-NETWORKED ILLUMINATION FUNCTIONS CORRECTLY)

Refer to Wiring Diagrams Cell 71 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Instrument Panel and Interior Switches Illumination - System Operation and Component Description (413-00 Instrument Panel and Interior Switches Illumination, Description and Operation).

Possible Sources

Communication network concern
Wiring, terminals or connectors
BCM

B1 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 B2

No	DIAGNOSE a concern with the network. REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

B2 CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION

Disconnect and inspect all BCM 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 BCM and related in-line connectors and all previously disconnected illumination system connectors. Make sure all connectors 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 BCM.
REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, 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 C : ALL NON-NETWORKED ILLUMINATION SOURCES ARE INOPERATIVE OR ALWAYS ON (NETWORKED ILLUMINATION FUNCTIONS CORRECTLY)

Refer to Wiring Diagrams Cell 71 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Instrument Panel and Interior Switches Illumination - System Operation and Component Description (413-00 Instrument Panel and Interior Switches Illumination, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
BCM B1315:11	Backlighting (Non Reflective Controls) Illumination Output: Circuit Short To Ground	This DTC sets in continuous memory and on-demand when the BCM detects excessive current draw from the backlighting illumination output circuit.
BCM B1315:15	Backlighting (Non Reflective Controls) Illumination Output: Circuit Short To Battery Or Open	This DTC sets in continuous memory and on-demand when the BCM detects lower than expected current draw from the backlighting illumination output circuit.

Possible Sources

Wiring, terminals or connectors
BCM

C1 CHECK THE EXTERIOR LIGHTING

Ignition ON.

Place the headlamp switch in the OFF position.

Observe the parking lights.

Are the parking lights illuminated?

Yes

DIAGNOSE a concern with the headlamp switch.
REFER to: Headlamp Switch (417-01 Exterior Lighting, Removal and Installation).

GO to C2

C2 CHECK FOR BCM (BODY CONTROL MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)

Perform the BCM self-test.

Is BCM DTC B1315:11, B1315:15 or DTC U1000:00 currently set?

Yes

For DTC B1315:11, GO to C3
For DTC B1315:11, GO to C4

No	GO to Pinpoint Test A

C3 CHECK THE BCM (BODY CONTROL MODULE) ILLUMINATION OUTPUT CIRCUIT FOR A SHORT TO VOLTAGE

Ignition OFF.

Disconnect BCM C2280B .

Ignition ON.

Do the non-networked components continue to illuminate?

Yes

REPAIR the circuit.

GO to C6

C4 BYPASS THE BCM (BODY CONTROL MODULE)

Ignition OFF.

Disconnect BCM C2280C (power folding seat switches).

Disconnect BCM C2280B (all other switches).

NOTE: If the jumper wire fuse fails during this step, refer to the Wiring Diagrams manual to identify the possible causes for a short to ground. Connect:
Click to display connectors
Power Folding Seat Switches

Positive Lead Measurement / Action Negative Lead

C2280C-14 Battery Positive

Click to display connectors
All Other Switches

Positive Lead Measurement / Action Negative Lead

C2280B-45 Battery Positive

Do the non-networked components illuminate?

Yes

GO to C5

REMOVE the fused jumper wire. REPAIR the illumination circuit.
After the repair:
If DTC U1000:00 is present in the BCM, CLEAR the Diagnostic Trouble Codes (DTCs) and REPEAT the self-test (required to enable the illumination output driver when DTC U1000:00 is stored in the BCM).
If DTC U3000:49 is present in the BCM, INSTALL a new BCM after all other Diagnostic Trouble Codes (DTCs) have been addressed.
REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Removal and Installation).

C5 CHECK THE BCM (BODY CONTROL MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)

Connect BCM C2280C (power folding seat switches).

Connect BCM C2280B (all other switches).

Ignition ON.

Perform the BCM self-test.

Is DTC B1315:11 or DTC U1000:00 currently set, or has DTC U1000:00 set in the past?

Yes

CHECK the illumination circuit for an intermittent short to ground. If DTC U1000:00 is present in the BCM, a successful self-test must be completed before the illumination output is enabled.

GO to C6

C6 CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION

Disconnect and inspect all BCM 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 BCM and related in-line connectors and all previously disconnected illumination system connectors. Make sure all connectors 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 BCM.
REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, 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 : ONE OR MORE NON-NETWORKED ILLUMINATION SOURCE IS INOPERATIVE

Refer to Wiring Diagrams Cell 71 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Instrument Panel and Interior Switches Illumination - System Operation and Component Description (413-00 Instrument Panel and Interior Switches Illumination, Description and Operation).

Possible Sources

Wiring, terminals or connectors
Illuminated component

D1 CHECK THE COMPONENT VOLTAGE CIRCUIT

Ignition OFF.

NOTE: If the headlamp switch illumination is inoperative, set the instrument panel illumination to the brightest setting with the ignition on prior to disconnecting the headlamp switch. NOTE: Anytime the EPB switch electrical connector is disconnected, the EPB system is deactivated and a DTC is stored in the ABS module. To restore the EPB system and clear the ABS module DTC, apply and release the parking brake twice within 5 seconds, pausing with the switch in the NEUTRAL position for approximately one-half second between each apply and release. Disconnect: Inoperative Illuminated Component.

Ignition ON.

Place a shop light over the ambient light sensor to make sure the illumination can reach maximum brightness.

Place the headlamp switch in the PARKING LAMPS ON position.

Press the illumination dim up switch until the illumination reaches full brightness.

Measure:
Click to display connectors
Overhead Console

Positive Lead Measurement / Action Negative Lead

C930-2 Ground

Click to display connectors
USB Hub

Positive Lead Measurement / Action Negative Lead

C3512A-3 Ground

Click to display connectors
Active Park Assist Switch

Positive Lead Measurement / Action Negative Lead

C2035-5 Ground

Click to display connectors
Sunshade Switch (with Captains Chairs)

Positive Lead Measurement / Action Negative Lead

C3469-5 Ground

Click to display connectors
Sunshade Switch (W/O Captains Chairs)

Positive Lead Measurement / Action Negative Lead

C3856-4 Ground

Click to display connectors
Drive Mode Switch

Positive Lead Measurement / Action Negative Lead

C3685-6 Ground

Click to display connectors
EPB Switch

Positive Lead Measurement / Action Negative Lead

C306-1 Ground

Click to display connectors
Liftgate Release Switch

Positive Lead Measurement / Action Negative Lead

C4333-4 Ground

Click to display connectors
LH Second Row Seat Control Switch

Positive Lead Measurement / Action Negative Lead

C3343-3 Ground

Click to display connectors
RH Second Row Seat Control Switch

Positive Lead Measurement / Action Negative Lead

C3344-3 Ground

Click to display connectors
Third Row Seat Control Switch

Positive Lead Measurement / Action Negative Lead

C3199-3 Ground

Click to display connectors
Emergency Call Switch

Positive Lead Measurement / Action Negative Lead

C9532-3 Ground

Is the voltage greater than 10 volts?

Yes

GO to D2

No	REPAIR the affected circuit.

D2 CHECK THE COMPONENT GROUND CIRCUIT

Measure:
Click to display connectors
Overhead Console

Positive Lead Measurement / Action Negative Lead

C930-2 C930-6

Click to display connectors
USB Hub

Positive Lead Measurement / Action Negative Lead

C3512A-3 C3512A-4

Click to display connectors
Active Park Assist Switch

Positive Lead Measurement / Action Negative Lead

C2035-5 C2035-1

Click to display connectors
Sunshade Switch (with Captains Chairs)

Positive Lead Measurement / Action Negative Lead

C3469-5 C3469-3

Click to display connectors
Sunshade Switch (W/O Captains Chairs)

Positive Lead Measurement / Action Negative Lead

C3856-4 C3856-2

Click to display connectors
Drive Mode Switch

Positive Lead Measurement / Action Negative Lead

C3685-6 C3685-12

Click to display connectors
EPB Switch

Positive Lead Measurement / Action Negative Lead

C306-1 C306-2

Click to display connectors
Liftgate Release Switch

Positive Lead Measurement / Action Negative Lead

C4333-4 C4333-2

Click to display connectors
LH Second Row Seat Control Switch

Positive Lead Measurement / Action Negative Lead

C3343-3 C3343-2

Click to display connectors
RH Second Row Seat Control Switch

Positive Lead Measurement / Action Negative Lead

C3344-3 C3344-2

Click to display connectors
Third Row Seat Control Switch

Positive Lead Measurement / Action Negative Lead

C3199-3 C3199-6

Click to display connectors
Emergency Call Switch

Positive Lead Measurement / Action Negative Lead

C9532-3 C9532-1

Is the voltage greater than 10 volts?

Yes

INSTALL a new component in question.

No	REPAIR the affected circuit.

PINPOINT TEST E : THE LH (LEFT-HAND) FRONT DOOR LOCK/MEMORY SET, WINDOW CONTROL OR SEAT CONTROL SWITCH ILLUMINATION IS INOPERATIVE OR ALWAYS ON

Refer to Wiring Diagrams Cell 117 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Instrument Panel and Interior Switches Illumination - System Operation and Component Description (413-00 Instrument Panel and Interior Switches Illumination, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
DDM U2010:11	Switch Illumination: Circuit Short To Ground	This DTC sets on-demand and in continuous memory when the DDM detects a short to ground on the switch illumination output circuit.
DDM U2010:15	Switch Illumination: Circuit Short To Battery Or Open	This DTC sets on-demand and in continuous memory when the DDM detects an open or short to voltage on the switch illumination output circuit.

Possible Sources

Communication network concern
Wiring, terminals or connectors
LH front door lock switch
LH front window switch
LH front seat control switch
DDM

E1 PERFORM A NETWORK TEST

Ignition ON.

Perform a network test.

Does the DDM pass the network test?

Yes

GO to E2

No	DIAGNOSE a concern with the network. REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

E2 VERIFY THE LH (LEFT-HAND) FRONT DOOR LOCK CONTROL MEMORY SET, WINDOW CONTROL AND/OR SEAT CONTROL SWITCH(ES) FUNCTIONALITY

Actuate the door locks from the driver front door switch.

Operate the driver power seat from the LH front seat control switch.

Do the driver front window, door locks and left front power seat operate normally?

Yes

If the LH front window switch illumination is always on or inoperative, INSTALL a new window switch.
REFER to: Driver Door Window Control Switch (501-11 Glass, Frames and Mechanisms, Removal and Installation). If the LH front door lock switch or LH front seat control switch illumination is always on, GO to E3
If the LH front door lock switch or LH front seat control switch illumination is inoperative, GO to E6

For a door lock concern,
REFER to: Locks, Latches and Entry Systems (501-14 Handles, Locks, Latches and Entry Systems, Diagnosis and Testing). For a window concern,
REFER to: Glass, Frames and Mechanisms (501-11 Glass, Frames and Mechanisms, Diagnosis and Testing). For a power seat concern,
REFER to: Front Seats (501-10A Front Seats, Diagnosis and Testing).

E3 CHECK THE ILLUMINATION CIRCUIT FOR A SHORT TO VOLTAGE

Place the headlamp switch in the OFF position.

Ignition OFF.

Make sure all other illuminated switches inside the vehicle have turned OFF before continuing.

Disconnect LH Front Door Lock Switch C505 .

Ignition ON.

Measure:
Click to display connectors
LH Front Door Lock Switch

Positive Lead Measurement / Action Negative Lead

C505-4 Ground

Is any voltage present?

Yes

GO to E4

No	INSTALL a new LH front door lock switch. REFER to: Front Door Lock Control Switch (501-14 Handles, Locks, Latches and Entry Systems, Removal and Installation).

E4 VERIFY THE SEAT CONTROL SWITCH FOR AN INTERNAL SHORT

Ignition OFF.

Disconnect LH Front Seat Control Switch C508 .

Ignition ON.

Measure:
Click to display connectors
LH Front Seat Control Switch

Positive Lead Measurement / Action Negative Lead

C508-4 Ground

Is any voltage present?

Yes

GO to E5

No	INSTALL a new LH front seat control switch. REFER to: Front Seat Control Switch (501-10A Front Seats, Removal and Installation).

E5 CHECK THE ILLUMINATION CIRCUIT FOR A SHORT TO VOLTAGE WITH THE DDM (DRIVER DOOR MODULE) DISCONNECTED

Ignition OFF.

Disconnect DDM C501A .

Ignition ON.

Measure:
Click to display connectors
LH Front Door Lock Switch

Positive Lead Measurement / Action Negative Lead

C505-4 Ground

Click to display connectors
LH Front Seat Control Switch

Positive Lead Measurement / Action Negative Lead

C508-4 Ground

Is any voltage present?

Yes

REPAIR the circuit.

GO to E10

E6 CHECK THE ILLUMINATION CIRCUIT FOR VOLTAGE AT THE DOOR LOCK OR SEAT CONTROL SWITCH

Ignition OFF.

Disconnect LH Front Door Lock Switch C505 .

Disconnect LH Front Seat Control Switch C508 .

Ignition ON.

Measure:
Click to display connectors
LH Front Door Lock Switch

Positive Lead Measurement / Action Negative Lead

C505-4 Ground

Click to display connectors
LH Front Seat Control Switch

Positive Lead Measurement / Action Negative Lead

C508-4 Ground

Is the voltage greater than 10 volts?

Yes

INSTALL a new LH front door lock switch.
REFER to: Front Door Lock Control Switch (501-14 Handles, Locks, Latches and Entry Systems, Removal and Installation). INSTALL a new LH front seat control switch.
REFER to: Front Seat Control Switch (501-10A Front Seats, Removal and Installation).

GO to E7

E7 CHECK THE ILLUMINATION CIRCUIT FOR A SHORT TO GROUND

Ignition OFF.

Disconnect DDM C501A .

Measure:
Click to display connectors
LH Front Door Lock Switch

Positive Lead Measurement / Action Negative Lead

C505-4 Ground

Click to display connectors
LH Front Seat Control Switch

Positive Lead Measurement / Action Negative Lead

C508-4 Ground

Is the resistance greater than 10,000 ohms?

Yes

GO to E8

No	REPAIR the circuit.

E8 CHECK THE ILLUMINATION CIRCUIT FOR AN OPEN

Measure:
Click to display connectors
LH Front Door Lock Switch

Positive Lead Measurement / Action Negative Lead

C505-4 C501A-9

Click to display connectors
LH Front Seat Control Switch

Positive Lead Measurement / Action Negative Lead

C508-4 C501A-9

Is the resistance less than 3 ohms?

Yes

GO to E9

No	REPAIR the circuit.

E9 CHECK THE ILLUMINATION AND GROUND CIRCUITS FOR A SHORT TOGETHER

Measure:
Click to display connectors
LH Front Door Lock Switch

Positive Lead Measurement / Action Negative Lead

C505-4 C505-2

Click to display connectors
LH Front Seat Control Switch

Positive Lead Measurement / Action Negative Lead

C508-4 C508-8

Is the resistance greater than 10,000 ohms?

Yes

GO to E10

No	REPAIR the circuit.

E10 CHECK FOR CORRECT DDM (DRIVER DOOR MODULE) OPERATION

Disconnect and inspect all DDM 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 DDM and related in-line connectors and all previously disconnected illumination system connectors. Make sure all connectors 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 DDM.
REFER to: Driver Door Module (DDM) (419-10 Multifunction Electronic Modules, 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 F : THE RH (RIGHT-HAND) FRONT DOOR LOCK, WINDOW CONTROL OR SEAT CONTROL SWITCH ILLUMINATION IS INOPERATIVE OR ALWAYS ON

Refer to Wiring Diagrams Cell 100 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Instrument Panel and Interior Switches Illumination - System Operation and Component Description (413-00 Instrument Panel and Interior Switches Illumination, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
PDM U2010:11	Switch Illumination: Circuit Short To Ground	This DTC sets on-demand and in continuous memory when the PDM detects a short to ground on the switch illumination output circuit.
PDM U2010:15	Switch Illumination: Circuit Short To Battery Or Open	This DTC sets on-demand and in continuous memory when the PDM detects an open or short to voltage on the switch illumination output circuit.

Possible Sources

Communication network concern
Wiring, terminals or connectors
RH front door lock switch
RH front window control switch
RH front seat control switch
PDM

F1 PERFORM A NETWORK TEST

Ignition ON.

Perform a network test.

Does the PDM pass the network test?

Yes

GO to F2

No	DIAGNOSE a concern with the network. REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

F2 VERIFY THE RH (RIGHT-HAND) FRONT DOOR LOCK, WINDOW CONTROL AND/OR SEAT CONTROL SWITCH(ES) FUNCTIONALITY

Ignition ON.

Actuate the RH front door lock and power window from the passenger front door switches.

Operate the passenger power seat from the RH front seat control switch.

Do the RH front window, door locks and passenger power seat operate normally?

Yes

If the switch illumination is always on, GO to F3
If the door lock, window control and seat control switch illumination is inoperative, GO to F8
If the door lock control switch illumination is inoperative, GO to F11
If the window control switch illumination is inoperative, GO to F13
If theRH front seat control switch illumination is inoperative, GO to F15

F3 CHECK THE ILLUMINATION CIRCUIT FOR A SHORT TO VOLTAGE

Place the headlamp switch in the OFF position.

Ignition OFF.

Disconnect RH Front Window Control Switch C604 .

Ignition ON.

Make sure all other illuminated switches inside the vehicle have turned OFF before continuing.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C604-4 Ground

Is any voltage present?

Yes

GO to F4

No	INSTALL new window control switch. REFER to: Passenger Door Window Control Switch (501-11 Glass, Frames and Mechanisms, Removal and Installation).

F4 VERIFY THE DOOR LOCK SWITCH FOR AN INTERNAL SHORT

Ignition OFF.

Disconnect RH Front Door Lock Switch C605 .

Ignition ON.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C605-4 Ground

Is any voltage present?

Yes

GO to F5

No	INSTALL new door lock control switch. REFER to: Front Door Lock Control Switch (501-14 Handles, Locks, Latches and Entry Systems, Removal and Installation).

F5 VERIFY THE SEAT CONTROL SWITCH FOR AN INTERNAL SHORT

Ignition OFF.

Disconnect RH Front Seat Control Switch C680 .

Ignition ON.

Measure:
Click to display connectors
RH Front Seat Control Switch

Positive Lead Measurement / Action Negative Lead

C680-4 Ground

Is any voltage present?

Yes

GO to F6

No	INSTALL a new RH front seat control switch. REFER to: Front Seat Control Switch (501-10A Front Seats, Removal and Installation).

F6 CHECK THE ILLUMINATION CIRCUIT FOR A SHORT TO VOLTAGE WITH THE PDM (PASSENGER DOOR MODULE) DISCONNECTED

Ignition OFF.

Disconnect PDM C652A .

Ignition ON.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C604-4 Ground

Is any voltage present?

Yes

REPAIR the circuit.

GO to F7

F7 CHECK THE SWITCH CIRCUITS FOR A SHORT TOGETHER

Ignition OFF.

Measure:
Click to display connectors

RH Front Window Control Switch

Positive Lead	Measurement / Action	Negative Lead
C604-4		C604-3
C604-4		C604-2
C604-4		C604-6

Click to display connectors

RH Front Door Lock Switch

Positive Lead	Measurement / Action	Negative Lead
C605-4		C605-2
C605-4		C605-3
C605-4		C605-5
C605-4		C605-1

Click to display connectors

Positive Lead	Measurement / Action	Negative Lead
C680-4		C680-1
C680-4		C680-3
C680-4		C680-8

Are the resistances greater than 10,000 ohms?

Yes

GO to F17

No	REPAIR the affected circuit.

F8 CHECK THE ILLUMINATION CIRCUIT FOR VOLTAGE

Ignition OFF.

Disconnect RH Front Window Control Switch C604 .

Ignition ON.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C604-4 Ground

Is the voltage greater than 10 volts?

Yes

The system is functioning correctly at this time, CHECK the illumination output circuit for an intermittent fault condition.

GO to F9

F9 CHECK THE ILLUMINATION CIRCUIT FOR AN OPEN

Ignition OFF.

Disconnect PDM C652A .

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C604-4 C652A-9

Is the resistance less than 3 ohms?

Yes

GO to F10

No	Repair the circuit.

F10 CHECK THE ILLUMINATION CIRCUIT FOR A SHORT TO GROUND

Disconnect RH Front Door Lock Switch C605 .

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C604-4 Ground

Is the resistance greater than 10,000 ohms?

Yes

GO to F17

No	REPAIR the circuit.

F11 CHECK THE DOOR LOCK CONTROL SWITCH ILLUMINATION CIRCUIT FOR VOLTAGE

Ignition OFF.

Disconnect RH Front Door Lock Switch C605 .

Ignition ON.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C605-4 Ground

Is the voltage greater than 10 volts?

Yes

GO to F12

No	Repair the circuit.

F12 CHECK THE ILLUMINATION GROUND CIRCUIT FOR AN OPEN

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C605-4 C605-2

Is the voltage greater than 10 volts?

Yes

INSTALL new door lock control switch.
REFER to: Front Door Lock Control Switch (501-14 Handles, Locks, Latches and Entry Systems, Removal and Installation).

No	Repair the circuit.

F13 CHECK THE WINDOW CONTROL SWITCH ILLUMINATION CIRCUIT FOR VOLTAGE

Ignition OFF.

Disconnect RH Front Window Control Switch C604 .

Ignition ON.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C604-4 Ground

Is the voltage greater than 10 volts?

Yes

GO to F14

No	Repair the circuit.

F14 CHECK THE ILLUMINATION GROUND CIRCUIT FOR AN OPEN

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C604-4 C604-6

Is the voltage greater than 10 volts?

Yes

INSTALL new window control switch.
REFER to: Passenger Door Window Control Switch (501-11 Glass, Frames and Mechanisms, Removal and Installation).

No	Repair the circuit.

F15 CHECK THE RH (RIGHT-HAND) FRONT SEAT CONTROL SWITCH ILLUMINATION CIRCUIT FOR VOLTAGE

Ignition OFF.

Disconnect RH Front Window Control Switch C604 .

Ignition ON.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C680-4 Ground

Is the voltage greater than 10 volts?

Yes

GO to F16

No	Repair the circuit.

F16 CHECK THE ILLUMINATION GROUND CIRCUIT FOR AN OPEN

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C680-4 C680-8

Is the voltage greater than 10 volts?

Yes

INSTALL a new RH front seat control switch.
REFER to: Front Seat Control Switch (501-10A Front Seats, Removal and Installation).

No	Repair the circuit.

F17 CHECK FOR CORRECT PDM (PASSENGER DOOR MODULE) OPERATION

Disconnect and inspect all PDM 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 PDM and related in-line connectors and all previously disconnected illumination system connectors. Make sure all connectors 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 PDM.
REFER to: Passenger Door Module (PDM) (419-10 Multifunction Electronic Modules, 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 G : THE LH (LEFT-HAND) REAR DOOR LOCK AND/OR WINDOW CONTROL SWITCH ILLUMINATION IS INOPERATIVE OR ALWAYS ON

Refer to Wiring Diagrams Cell 100 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Instrument Panel and Interior Switches Illumination - System Operation and Component Description (413-00 Instrument Panel and Interior Switches Illumination, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
DDM B12FF:11	Rear Door Switch Illumination: Circuit Short To Ground	This DTC sets on-demand and in continuous memory when the DDM detects a short to ground on the rear switch illumination output circuit.
DDM B12FF:15	Rear Door Switch Illumination: Circuit Short To Battery Or Open	This DTC sets on-demand and in continuous memory when the DDM detects an open or a short to voltage on the rear switch illumination output circuit.

Possible Sources

Communication network concern
Wiring, terminals or connectors
LH rear door lock switch
LH rear window control switch
DDM

G1 PERFORM A NETWORK TEST

Ignition ON.

Perform a network test.

Does the DDM pass the network test?

Yes

GO to G2

No	DIAGNOSE a concern with the network. REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

G2 VERIFY THE LH (LEFT-HAND) REAR POWER WINDOW CONTROL SWITCH FUNCTIONALITY

Ignition ON.

Actuate the LH rear power window from the switch.

Does the LH rear window operate normally?

Yes

If the switch illumination is always on, GO to G3
If the door lock and window control switch illumination is inoperative, GO to G7
If the door lock control switch illumination is inoperative, GO to G10
If the window control switch illumination is inoperative, GO to G12

No	For a door lock concern, REFER to: Locks, Latches and Entry Systems (501-14 Handles, Locks, Latches and Entry Systems, Diagnosis and Testing). For a window concern, REFER to: Glass, Frames and Mechanisms (501-11 Glass, Frames and Mechanisms, Diagnosis and Testing).

G3 CHECK THE ILLUMINATION CIRCUIT FOR A SHORT TO VOLTAGE

Place the headlamp switch in the OFF position.

Ignition OFF.

Disconnect LH Rear Window Control Switch C717 .

Ignition ON.

Make sure all other illuminated switches inside the vehicle have turned OFF before continuing.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C717-4 Ground

Is any voltage present?

Yes

GO to G4

No	INSTALL new window control switch. REFER to: Rear Door Window Control Switch (501-11 Glass, Frames and Mechanisms, Removal and Installation).

G4 VERIFY THE DOOR LOCK SWITCH FOR AN INTERNAL SHORT

Ignition OFF.

Disconnect LH Rear Door Lock Switch C742 .

Ignition ON.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C717-4 Ground

Is any voltage present?

Yes

GO to G5

No	INSTALL new door lock control switch.

G5 CHECK THE ILLUMINATION CIRCUIT FOR A SHORT TO VOLTAGE WITH THE DDM (DRIVER DOOR MODULE) DISCONNECTED

Ignition OFF.

Disconnect DDM C501B .

Ignition ON.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C717-4 Ground

Is any voltage present?

Yes

REPAIR the circuit.

GO to G6

G6 CHECK THE SWITCH CIRCUITS FOR A SHORT TOGETHER

Ignition OFF.

Measure:
Click to display connectors

LH Rear Window Control Switch

Positive Lead	Measurement / Action	Negative Lead
C717-4		C717-2
C717-4		C717-3
C717-4		C717-6

Click to display connectors

LH Rear Door Lock Switch

Positive Lead	Measurement / Action	Negative Lead
C742-4		C742-1
C742-4		C742-2
C742-4		C742-3
C742-4		C742-5

Are the resistances greater than 10,000 ohms?

Yes

GO to G14

No	REPAIR the affected circuit.

G7 CHECK THE ILLUMINATION CIRCUIT FOR VOLTAGE

Ignition OFF.

Disconnect LH Rear Window Control Switch C717 .

Ignition ON.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C717-4 Ground

Is the voltage greater than 10 volts?

Yes

The system is functioning correctly at this time, CHECK the illumination output circuit for an intermittent fault condition.

GO to G8

G8 CHECK THE ILLUMINATION CIRCUIT FOR AN OPEN

Ignition OFF.

Disconnect DDM C501B .

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C717-4 C501B-12

Is the resistance less than 3 ohms?

Yes

GO to G9

No	Repair the circuit.

G9 CHECK THE ILLUMINATION CIRCUIT FOR A SHORT TO GROUND

Disconnect LH Rear Door Lock Switch C742 .

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C717-4 Ground

Is the resistance greater than 10,000 ohms?

Yes

GO to G14

No	REPAIR the circuit.

G10 CHECK THE DOOR LOCK CONTROL SWITCH ILLUMINATION CIRCUIT FOR VOLTAGE

Ignition OFF.

Disconnect LH Rear Door Lock Switch C742 .

Ignition ON.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C742-4 Ground

Is the voltage greater than 10 volts?

Yes

GO to G11

No	Repair the circuit.

G11 CHECK THE ILLUMINATION GROUND CIRCUIT FOR AN OPEN

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C742-4 C742-2

Is the voltage greater than 10 volts?

Yes

INSTALL new door lock control switch.

No	Repair the circuit.

G12 CHECK THE WINDOW CONTROL SWITCH ILLUMINATION CIRCUIT FOR VOLTAGE

Ignition OFF.

Disconnect LH Rear Window Control Switch C717 .

Ignition ON.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C717-4 Ground

Is the voltage greater than 10 volts?

Yes

GO to G13

No	Repair the circuit.

G13 CHECK THE ILLUMINATION GROUND CIRCUIT FOR AN OPEN

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C717-4 C717-6

Is the voltage greater than 10 volts?

Yes

INSTALL new window control switch.
REFER to: Rear Door Window Control Switch (501-11 Glass, Frames and Mechanisms, Removal and Installation).

No	Repair the circuit.

G14 CHECK FOR CORRECT DDM (DRIVER DOOR MODULE) OPERATION

Disconnect and inspect all DDM 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 DDM and related in-line connectors and all previously disconnected illumination system connectors. Make sure all connectors 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 DDM.
REFER to: Driver Door Module (DDM) (419-10 Multifunction Electronic Modules, 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 H : THE RH (RIGHT-HAND) REAR DOOR LOCK AND/OR WINDOW CONTROL SWITCH ILLUMINATION IS INOPERATIVE OR ALWAYS ON

Refer to Wiring Diagrams Cell 100 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Instrument Panel and Interior Switches Illumination - System Operation and Component Description (413-00 Instrument Panel and Interior Switches Illumination, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
PDM B12FF:11	Rear Door Switch Illumination: Circuit Short To Ground	This DTC sets on-demand and in continuous memory when the PDM detects a short to ground on the rear switch illumination output circuit.
PDM B12FF:15	Rear Door Switch Illumination: Circuit Short To Battery Or Open	This DTC sets on-demand and in continuous memory when the PDM detects an open or a short to voltage on the rear switch illumination output circuit.

Possible Sources

Communication network concern
Wiring, terminals or connectors
RH rear door lock switch
RH rear window control switch
PDM

H1 PERFORM A NETWORK TEST

Ignition ON.

Perform a network test.

Does the PDM pass the network test?

Yes

GO to H2

No	DIAGNOSE a concern with the network. REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

H2 VERIFY THE RH (RIGHT-HAND) REAR POWER WINDOW CONTROL SWITCH FUNCTIONALITY

Ignition ON.

Actuate the RH rear power window from the switch.

Does the RH rear window operate normally?

Yes

If the switch illumination is always on, GO to H3
If the door lock and window control switch illumination is inoperative, GO to H7
If the door lock control switch illumination is inoperative, GO to H10
If the window control switch illumination is inoperative, GO to H12

No	For a door lock concern, REFER to: Locks, Latches and Entry Systems (501-14 Handles, Locks, Latches and Entry Systems, Diagnosis and Testing). For a window concern, REFER to: Glass, Frames and Mechanisms (501-11 Glass, Frames and Mechanisms, Diagnosis and Testing).

H3 CHECK THE ILLUMINATION CIRCUIT FOR A SHORT TO VOLTAGE

Place the headlamp switch in the OFF position.

Ignition OFF.

Disconnect RH Rear Window Control Switch C801 .

Ignition ON.

Make sure all other illuminated switches inside the vehicle have turned OFF before continuing.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C801-4 Ground

Is any voltage present?

Yes

GO to H4

No	INSTALL new window control switch. REFER to: Rear Door Window Control Switch (501-11 Glass, Frames and Mechanisms, Removal and Installation).

H4 VERIFY THE DOOR LOCK SWITCH FOR AN INTERNAL SHORT

Ignition OFF.

Disconnect RH Rear Door Lock Switch C807 .

Ignition ON.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C801-4 Ground

Is any voltage present?

Yes

GO to H5

No	INSTALL new door lock control switch.

H5 CHECK THE ILLUMINATION CIRCUIT FOR A SHORT TO VOLTAGE WITH THE PDM (PASSENGER DOOR MODULE) DISCONNECTED

Ignition OFF.

Disconnect PDM C652B .

Ignition ON.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C801-4 Ground

Is any voltage present?

Yes

REPAIR the circuit.

GO to H6

H6 CHECK THE SWITCH CIRCUITS FOR A SHORT TOGETHER

Ignition OFF.

Measure:
Click to display connectors

RH Rear Window Control Switch

Positive Lead	Measurement / Action	Negative Lead
C801-4		C801-2
C801-4		C801-3
C801-4		C801-6

Click to display connectors

RH Rear Door Lock Switch

Positive Lead	Measurement / Action	Negative Lead
C807-4		C807-1
C807-4		C807-2
C807-4		C807-3
C807-4		C807-5

Are the resistances greater than 10,000 ohms?

Yes

GO to H14

No	REPAIR the affected circuit.

H7 CHECK THE ILLUMINATION CIRCUIT FOR VOLTAGE

Ignition OFF.

Disconnect RH Rear Window Control Switch C801 .

Ignition ON.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C801-4 Ground

Is the voltage greater than 10 volts?

Yes

The system is functioning correctly at this time, CHECK the illumination output circuit for an intermittent fault condition.

GO to H8

H8 CHECK THE ILLUMINATION CIRCUIT FOR AN OPEN

Ignition OFF.

Disconnect PDM C652B .

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C801-4 C652B-12

Is the resistance less than 3 ohms?

Yes

GO to H9

No	Repair the circuit.

H9 CHECK THE ILLUMINATION CIRCUIT FOR A SHORT TO GROUND

Disconnect RH Rear Door Lock Switch C807 .

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C801-4 Ground

Is the resistance greater than 10,000 ohms?

Yes

GO to H14

No	REPAIR the circuit.

H10 CHECK THE DOOR LOCK CONTROL SWITCH ILLUMINATION CIRCUIT FOR VOLTAGE

Ignition OFF.

Disconnect RH Rear Door Lock Switch C807 .

Ignition ON.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C807-4 Ground

Is the voltage greater than 10 volts?

Yes

GO to H11

No	Repair the circuit.

H11 CHECK THE ILLUMINATION GROUND CIRCUIT FOR AN OPEN

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C807-4 C807-2

Is the voltage greater than 10 volts?

Yes

INSTALL new door lock control switch.

No	Repair the circuit.

H12 CHECK THE WINDOW CONTROL SWITCH ILLUMINATION CIRCUIT FOR VOLTAGE

Ignition OFF.

Disconnect RH Rear Window Control Switch C801 .

Ignition ON.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C801-4 Ground

Is the voltage greater than 10 volts?

Yes

GO to H13

GO to H8

H13 CHECK THE ILLUMINATION GROUND CIRCUIT FOR AN OPEN

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C801-4 C801-8

Is the voltage greater than 10 volts?

Yes

INSTALL new window control switch.
REFER to: Rear Door Window Control Switch (501-11 Glass, Frames and Mechanisms, Removal and Installation).

No	Repair the circuit.

H14 CHECK FOR CORRECT PDM (PASSENGER DOOR MODULE) OPERATION

Disconnect and inspect all PDM 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 PDM and related in-line connectors and all previously disconnected illumination system connectors. Make sure all connectors 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 PDM.
REFER to: Passenger Door Module (PDM) (419-10 Multifunction Electronic Modules, 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 I : THE IGNITION SWITCH (PUSH BUTTON START) ILLUMINATION IS INOPERATIVE OR ALWAYS ON

Refer to Wiring Diagrams Cell 71 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Instrument Panel and Interior Switches Illumination - System Operation and Component Description (413-00 Instrument Panel and Interior Switches Illumination, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
BCM B1314:11	White Lighting (Reflective Controls) Illumination Output: Circuit Short To Ground	This DTC sets in continuous memory and on-demand when the BCM detects a short to ground from the backlighting illumination output circuit.
BCM B1314:15	White Lighting (Reflective Controls) Illumination Output: Circuit Short To Battery Or Open	This DTC sets in continuous memory and on-demand when the BCM detects a short to voltage or an open from the backlighting illumination output circuit.

Possible Sources

Wiring, terminals or connectors
Ignition switch
BCM

I1 INSPECT ALL OTHER DIMMABLE ILLUMINATION SOURCES

Ignition ON.

Place the headlamp switch in the PARKING LAMPS ON position.

While pressing the instrument panel dimmer switch up and down, observe all other dimmable illumination sources.

Do all other dimmable illumination sources increase and decrease in brightness?

Yes

If the ignition switch illumination is always on, GO to I2
If the ignition switch illumination is inoperative, GO to I3

No	GO to Pinpoint Test A

I2 CHECK THE BCM (BODY CONTROL MODULE) IGNITION SWITCH (PUSH BUTTON START) ILLUMINATION OUTPUT CIRCUIT FOR A SHORT TO VOLTAGE

Ignition OFF.

Disconnect BCM C2280B .

Ignition ON.

Does the ignition switch continue to illuminate?

Yes

REPAIR the circuit.

GO to I7

I3 CHECK THE VOLTAGE TO THE IGNITION SWITCH (PUSH BUTTON START)

Disconnect Start/stop switch C2195 . NOTE: Leave the Ignition ON when disconnecting the Ignition Switch.

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

Place the headlamp switch in the PARKING LAMPS ON position.

Press the instrument panel dimmer up switch until all other dimmable illumination is at its brightest intensity.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C2195-5 Ground

Is the voltage greater than 11 volts?

Yes

GO to I4

GO to I5

I4 CHECK THE IGNITION SWITCH (PUSH BUTTON START) GROUND CIRCUIT FOR AN OPEN

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C2195-5 C2195-3

Is the voltage greater than 11 volts?

Yes

INSTALL a new ignition switch (push button start).
REFER to: Ignition Switch - Vehicles With: Keyless Vehicle System (211-05 Steering Wheel and Column Electrical Components, Removal and Installation).

No	Repair the circuit.

I5 CHECK THE BCM (BODY CONTROL MODULE) ILLUMINATION OUTPUT CIRCUIT FOR AN OPEN

Connect Start/stop switch C2195 .

Ignition OFF.

Disconnect Start/stop switch C2195 .

Disconnect BCM C2280B .

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C2195-5 C2280B-44

Is the resistance less than 3 ohms?

Yes

GO to I6

No	Repair the circuit.

I6 CHECK THE BCM (BODY CONTROL MODULE) DIMMABLE VOLTAGE OUTPUT CIRCUIT FOR A SHORT TO GROUND

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C2195-5 Ground

Is the resistance greater than 10,000 ohms?

Yes

GO to I7

No	Repair the circuit.

I7 CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION

Disconnect and inspect all BCM 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 BCM and related in-line connectors and all previously disconnected illumination system connectors. Make sure all connectors 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 BCM.
REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, 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 : THE INTERIOR DOOR LATCH SWITCH ILLUMINATION IS INOPERATIVE OR ALWAYS ON

Refer to Wiring Diagrams Cell 71 for schematic and connector information. Refer to Wiring Diagrams Cell 117 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Instrument Panel and Interior Switches Illumination - System Operation and Component Description (413-00 Instrument Panel and Interior Switches Illumination, Description and Operation).

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
DCME B1170:11	Back Light: Circuit Short To Ground	A continuous memory and on-demand DTC that sets when the DCME detects a short to ground from the LH front interior door latch switch illumination output circuit.
DCMF B1170:11	Back Light: Circuit Short To Ground	A continuous memory and on-demand DTC that sets when the DCMF detects a short to ground from the RH front interior door latch switch illumination output circuit.
DCMG B1170:11	Back Light: Circuit Short To Ground	A continuous memory and on-demand DTC that sets when the DCMG detects a short to ground from the LH rear interior door latch switch illumination output circuit.
DCMH B1170:11	Back Light: Circuit Short To Ground	A continuous memory and on-demand DTC that sets when the DCMH detects a short to ground from the RH rear interior door latch switch illumination output circuit.

Possible Sources

Wiring, terminals or connectors
Interior door latch switch
Door latch module

J1 PERFORM A NETWORK TEST

Ignition ON.

Using a diagnostic scan tool, perform a network test.

Do the door latch modules pass the network test?

Yes

GO to J2

No	DIAGNOSE a concern with the network. REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

J2 CHECK FOR DCME (DOOR CONTROL MODULE E) / DCMF (DOOR CONTROL MODULE F) / DCMG (DOOR CONTROL MODULE G) / DCMH (DOOR CONTROL MODULE H) DIAGNOSTIC TROUBLE CODE (DTCS)

Ignition ON.

Using a diagnostic scan tool, perform the DCME / DCMF / DCMG / DCMH self-test.

Are any DCME / DCMF / DCMG / DCMH Diagnostic Trouble Code (DTCs) present?

Yes

If DCME / DCMF / DCMG / DCMH DTC B1170:11 is present,
If any other DCME / DCMF / DCMG / DCMH Diagnostic Trouble Code (DTCs) are present,
REFER to: Locks, Latches and Entry Systems (501-14 Handles, Locks, Latches and Entry Systems, Diagnosis and Testing).

No	If the interior door latch switch illumination is always on, GO to J3 If the interior door latch switch illumination is inoperative, GO to J4

J3 CHECK THE INTERIOR DOOR LATCH SWITCH POWER SUPPLY CIRCUIT FOR A SHORT TO VOLTAGE

Ignition OFF.

Disconnect Suspect door latch module.

Ignition ON.

Does the interior door latch switch continue to illuminate?

Yes

REPAIR the circuit.

GO to J9

J4 CHECK THE DOOR LATCH OPERATION

Ignition ON.

Using the suspect interior door latch switch, operate the door latch.

Does the suspect interior door latch switch operate?

Yes

GO to J5

No	REFER to: Locks, Latches and Entry Systems (501-14 Handles, Locks, Latches and Entry Systems, Diagnosis and Testing).

J5 CHECK FOR VOLTAGE TO THE INTERIOR DOOR LATCH SWITCH

Ignition OFF.

Disconnect Inoperative interior door latch switch.

Ignition ON.

Open any door.

Measure:
Click to display connectors
LH Front Interior Door Latch Switch

Positive Lead Measurement / Action Negative Lead

C507-3 Ground

Click to display connectors
LH Rear Interior Door Latch Switch

Positive Lead Measurement / Action Negative Lead

C708-3 Ground

Click to display connectors
RH Front Interior Door Latch Switch

Positive Lead Measurement / Action Negative Lead

C606-3 Ground

Click to display connectors
RH Rear Interior Door Latch Switch

Positive Lead Measurement / Action Negative Lead

C808-3 Ground

Is the voltage greater than 11 volts?

Yes

GO to J8

GO to J6

J6 CHECK THE INTERIOR DOOR LATCH SWITCH VOLTAGE SUPPLY CIRCUIT FOR A SHORT TO GROUND

Ignition OFF.

Disconnect Suspect door latch module.

Measure:
Click to display connectors
LH Front Interior Door Latch Switch

Positive Lead Measurement / Action Negative Lead

C507-3 Ground

Click to display connectors
LH Rear Interior Door Latch Switch

Positive Lead Measurement / Action Negative Lead

C708-3 Ground

Click to display connectors
RH Front Interior Door Latch Switch

Positive Lead Measurement / Action Negative Lead

C606-3 Ground

Click to display connectors
RH Rear Interior Door Latch Switch

Positive Lead Measurement / Action Negative Lead

C808-3 Ground

Is the resistance greater than 10,000 ohms?

Yes

GO to J7

No	REPAIR the circuit.

J7 CHECK THE INTERIOR DOOR LATCH SWITCH VOLTAGE SUPPLY CIRCUIT FOR AN OPEN

Measure:
Click to display connectors
LH Front Interior Door Latch Switch

Positive Lead Measurement / Action Negative Lead

C507-3 C525-12

Click to display connectors
LH Rear Interior Door Latch Switch

Positive Lead Measurement / Action Negative Lead

C708-3 C705-12

Click to display connectors
RH Front Interior Door Latch Switch

Positive Lead Measurement / Action Negative Lead

C606-3 C609-12

Click to display connectors
RH Rear Interior Door Latch Switch

Positive Lead Measurement / Action Negative Lead

C808-3 C805-12

Is the resistance less than 3 ohms?

Yes

GO to J9

No	REPAIR the circuit.

J8 CHECK THE INTERIOR DOOR LATCH SWITCH RETURN CIRCUIT

Measure:
Click to display connectors
LH Front Interior Door Latch Switch

Positive Lead Measurement / Action Negative Lead

C507-3 C507-1

Click to display connectors
LH Rear Interior Door Latch Switch

Positive Lead Measurement / Action Negative Lead

C708-3 C708-1

Click to display connectors
RH Front Interior Door Latch Switch

Positive Lead Measurement / Action Negative Lead

C606-3 C606-1

Click to display connectors
RH Rear Interior Door Latch Switch

Positive Lead Measurement / Action Negative Lead

C808-3 C808-1

Is the voltage greater than 11 volts?

Yes

INSTALL a new interior door latch switch.
REFER to: Interior Front Door Release Switch (501-14 Handles, Locks, Latches and Entry Systems, Removal and Installation).
REFER to: Interior Rear Door Release Switch (501-14 Handles, Locks, Latches and Entry Systems, Removal and Installation).

No	REPAIR the circuit.

J9 CHECK FOR CORRECT DOOR LATCH CONTROL MODULE OPERATION

Disconnect and inspect all door latch control 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 door latch control 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 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 door latch control module.
For a front door, INSTALL a new front door latch.
REFER to: Front Door Latch (501-14 Handles, Locks, Latches and Entry Systems, Removal and Installation). For a rear door, INSTALL a new rear door latch.
REFER to: Rear Door Latch (501-14 Handles, Locks, Latches and Entry Systems, 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. CLEAR the Diagnostic Trouble Codes (DTCs).

PINPOINT TEST K : THE STEERING WHEEL SWITCH(ES) ILLUMINATION IS INOPERATIVE

Refer to Wiring Diagrams Cell 71 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Instrument Panel and Interior Switches Illumination - System Operation and Component Description (413-00 Instrument Panel and Interior Switches Illumination, Description and Operation).

Possible Sources

Communication network concern
Wiring, terminals or connectors
Steering wheel
LH lower steering wheel switch
RH upper steering wheel switch
RH lower steering wheel switch
SIMA ( LH upper steering wheel switch)

WARNING: Incorrect repair techniques or actions can cause an accidental Supplemental Restraint System (SRS) deployment. Never compromise or depart from these instructions. Failure to precisely follow all instructions could result in serious personal injury from an accidental deployment.

K1 INSPECT THE NETWORKED ILLUMINATION COMPONENTS

Ignition ON.

Place the headlamp switch in the PARKING LAMPS ON position.

While pressing the illumination dim up and dim down switch, monitor the networked illumination components.

Are all of the networked illumination sources inoperative?

Yes

GO to Pinpoint Test B

GO to K2

K2 PERFORM A NETWORK TEST

Ignition ON.

Using a diagnostic scan tool, perform a network test.

Does the SIMA pass the network test?

Yes

GO to K3

No	DIAGNOSE a concern with the network. REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

K3 CHECK FOR SIMA (SWITCH INPUT MODULE A) DIAGNOSTIC TROUBLE CODE (DTCS)

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

Are any SIMA Diagnostic Trouble Code (DTCs) present?

Yes

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

GO to K4

K4 VERIFY THE STEERING WHEEL SWITCH(ES) FUNCTIONALITY

Check the suspect steering wheel switch(es) for correct operation.

Does the suspect switch(es) operate normally?

Yes

If all steering wheel switch illumination is inoperative, GO to K17
If only the LH upper steering wheel switch is inoperative, GO to K17
If only the RH upper steering wheel switch is inoperative, GO to K5
If the RH upper, LH lower and RH lower steering wheel switches are inoperative, GO to K9
If both LH lower and RH lower steering wheel switches are inoperative, GO to K15
If only one lower steering wheel switch is inoperative, GO to K16
If the paddle switch(es) is inoperative, GO to Pinpoint Test L

For a cruise control concern, without adaptive cruise control,
REFER to: Cruise Control (419-03A Cruise Control, Diagnosis and Testing). For a cruise control concern, with adaptive cruise control,
REFER to: Cruise Control - Vehicles With: Adaptive Cruise Control With Lane Centering (419-03B Cruise Control, Diagnosis and Testing). For an IPC concern,
REFER to: Instrumentation, Message Center and Warning Chimes (413-01 Instrumentation, Message Center and Warning Chimes, Diagnosis and Testing). For an audio system concern,
REFER to: Information and Entertainment System (415-00 Information and Entertainment System - General Information, Diagnosis and Testing).

K5 CHECK THE RH (RIGHT-HAND) UPPER STEERING WHEEL SWITCH DIALOG MODE ILLUMINATION

Ignition OFF.

Place the headlamp switch in the OFF position.

Depower the SRS.
REFER to: Supplemental Restraint System (SRS) Depowering (501-20B Supplemental Restraint System, General Procedures).

Remove the driver airbag. For vehicles with adaptive steering,
REFER to: Driver Knee Airbag (501-20B Supplemental Restraint System, Removal and Installation).
For vehicles without adaptive steering, REFER to: Driver Airbag (501-20B Supplemental Restraint System, Removal and Installation).

Disconnect LH Upper Steering Wheel Switch C2998 .

NOTE: If the jumper wire fuse fails during this step, refer to the Wiring Diagrams manual to identify the possible locations of the short to ground. Connect a fused jumper wire:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C2998-14 C2998-15

C2998-10 C2998-1

Ignition ON.

Does the RH upper steering wheel switch illuminate?

Yes

REMOVE the fused jumper wires. GO to K6

GO to K7

K6 CHECK THE RH (RIGHT-HAND) UPPER STEERING WHEEL SWITCH DOMAIN MODE ILLUMINATION

Ignition OFF.

NOTE: If the jumper wire fuse fails during this step, refer to the Wiring Diagrams manual to identify the possible locations of the short to ground. Connect a fused jumper wire:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C2998-14 C2998-15

C2998-11 C2998-1

Ignition ON.

Does the RH upper steering wheel switch illuminate?

Yes

REMOVE the fused jumper wires. GO to K17

GO to K8

K7 CHECK THE RH (RIGHT-HAND) UPPER STEERING WHEEL SWITCH DIALOG MODE ILLUMINATION CIRCUIT FOR VOLTAGE

Ignition OFF.

Disconnect RH Upper Steering Wheel Switch C2999 .

Ignition ON.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C2999-1 C2999-4

Is the voltage greater than 11 volts?

Yes

INSTALL a new RH upper steering wheel switch.
REFER to: Steering Wheel Multifunction Switch (211-05 Steering Wheel and Column Electrical Components, Removal and Installation).

No	INSTALL a new steering wheel. For vehicles with adaptive steering, REFER to: Steering Wheel - Vehicles With: Adaptive Steering (211-04 Steering Column, Removal and Installation). For vehicles without adaptive steering, REFER to: Steering Wheel (211-04 Steering Column, Removal and Installation).

K8 CHECK THE RH (RIGHT-HAND) UPPER STEERING WHEEL SWITCH DOMAIN MODE ILLUMINATION CIRCUIT FOR VOLTAGE

Ignition OFF.

Disconnect RH Upper Steering Wheel Switch C2999 .

Ignition ON.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C2999-1 C2999-5

Is the voltage greater than 11 volts?

Yes

INSTALL a new RH upper steering wheel switch.
REFER to: Steering Wheel Multifunction Switch (211-05 Steering Wheel and Column Electrical Components, Removal and Installation).

No	INSTALL a new steering wheel. For vehicles with adaptive steering, REFER to: Steering Wheel - Vehicles With: Adaptive Steering (211-04 Steering Column, Removal and Installation). For vehicles without adaptive steering, REFER to: Steering Wheel (211-04 Steering Column, Removal and Installation).

K9 CHECK THE LH (LEFT-HAND) LOWER STEERING WHEEL SWITCH ILLUMINATION CIRCUIT FOR VOLTAGE

Ignition OFF.

Place the headlamp switch in the OFF position.

Depower the SRS.
REFER to: Supplemental Restraint System (SRS) Depowering (501-20B Supplemental Restraint System, General Procedures).

Remove the driver airbag. For vehicles with adaptive steering,
REFER to: Driver Knee Airbag (501-20B Supplemental Restraint System, Removal and Installation).
For vehicles without adaptive steering, REFER to: Driver Airbag (501-20B Supplemental Restraint System, Removal and Installation).

Disconnect LH Lower Steering Wheel Switch C2366 .

Ignition ON.

Place the headlamp switch in the PARKING LAMPS ON position.

Measure:
Click to display connectors
LH Lower Steering Wheel Switch

Positive Lead Measurement / Action Negative Lead

C2366-4 Ground

Is the voltage greater than 11 volts?

Yes

INSTALL a new LH lower steering wheel switch.
REFER to: Steering Wheel Multifunction Switch (211-05 Steering Wheel and Column Electrical Components, Removal and Installation).

GO to K10

K10 VERIFY THE RH (RIGHT-HAND) LOWER STEERING WHEEL SWITCH FOR AN INTERNAL SHORT

Ignition OFF.

Place the headlamp switch in the OFF position.

Disconnect RH Lower Steering Wheel Switch C2367 .

Ignition ON.

Place the headlamp switch in the PARKING LAMPS ON position.

Measure:
Click to display connectors
LH Lower Steering Wheel Switch

Positive Lead Measurement / Action Negative Lead

C2366-4 Ground

Is the voltage greater than 11 volts?

Yes

INSTALL a new RH lower steering wheel switch.
REFER to: Steering Wheel Multifunction Switch (211-05 Steering Wheel and Column Electrical Components, Removal and Installation).

GO to K11

K11 VERIFY THE RH (RIGHT-HAND) UPPER STEERING WHEEL SWITCH FOR AN INTERNAL SHORT

Ignition OFF.

Place the headlamp switch in the OFF position.

Disconnect RH Lower Steering Wheel Switch C2999 .

Ignition ON.

Place the headlamp switch in the PARKING LAMPS ON position.

Measure:
Click to display connectors
LH Lower Steering Wheel Switch

Positive Lead Measurement / Action Negative Lead

C2366-4 Ground

Is the voltage greater than 11 volts?

Yes

INSTALL a new RH upper steering wheel switch.
REFER to: Steering Wheel Multifunction Switch (211-05 Steering Wheel and Column Electrical Components, Removal and Installation).

GO to K12

K12 CHECK THE ILLUMINATION VOLTAGE CIRCUIT FOR AN OPEN

Ignition OFF.

Place the headlamp switch in the OFF position.

Disconnect LH Upper Steering Wheel Switch C2998 .

Measure:
Click to display connectors
LH Lower Steering Wheel Switch

Positive Lead Measurement / Action Negative Lead

C2366-4 C2998-14

Is the resistance less then 3 ohms?

Yes

GO to K13

No	INSTALL a new steering wheel. For vehicles with adaptive steering, REFER to: Steering Wheel - Vehicles With: Adaptive Steering (211-04 Steering Column, Removal and Installation). For vehicles without adaptive steering, REFER to: Steering Wheel (211-04 Steering Column, Removal and Installation).

K13 CHECK THE ILLUMINATION VOLTAGE CIRCUIT FOR A SHORT TO GROUND

Measure:
Click to display connectors
LH Lower Steering Wheel Switch

Positive Lead Measurement / Action Negative Lead

C2366-4 Ground

Is the resistance greater than 10,000 ohms?

Yes

GO to K14

No	INSTALL a new steering wheel. For vehicles with adaptive steering, REFER to: Steering Wheel - Vehicles With: Adaptive Steering (211-04 Steering Column, Removal and Installation). For vehicles without adaptive steering, REFER to: Steering Wheel (211-04 Steering Column, Removal and Installation).

K14 CHECK THE SWITCH CIRCUITS FOR A SHORT TOGETHER

Measure:
Click to display connectors

LH Lower Steering Wheel Switch

Positive Lead	Measurement / Action	Negative Lead
C2366-4		C2366-1
C2366-4		C2366-2
C2366-4		C2366-3

Click to display connectors

RH Lower Steering Wheel Switch

Positive Lead	Measurement / Action	Negative Lead
C2367-1		C2367-2
C2367-1		C2367-3
C2367-1		C2367-4

Click to display connectors

RH Upper Steering Wheel Switch

Positive Lead	Measurement / Action	Negative Lead
C2999-1		C2999-2
C2999-1		C2999-3
C2999-1		C2999-4
C2999-1		C2999-5

Is the resistance greater than 10,000 ohms?

Yes

GO to K17

No	INSTALL a new steering wheel. For vehicles with adaptive steering, REFER to: Steering Wheel - Vehicles With: Adaptive Steering (211-04 Steering Column, Removal and Installation). For vehicles without adaptive steering, REFER to: Steering Wheel (211-04 Steering Column, Removal and Installation).

K15 CHECK THE LOWER STEERING WHEEL SWITCH ILLUMINATION

Ignition OFF.

Place the headlamp switch in the OFF position.

Depower the SRS.
REFER to: Supplemental Restraint System (SRS) Depowering (501-20B Supplemental Restraint System, General Procedures).

Remove the driver airbag. For vehicles with adaptive steering,
REFER to: Driver Knee Airbag (501-20B Supplemental Restraint System, Removal and Installation).
For vehicles without adaptive steering, REFER to: Driver Airbag (501-20B Supplemental Restraint System, Removal and Installation).

Disconnect LH Upper Steering Wheel Switch C2998 .

Ignition ON.

Place the headlamp switch in the PARKING LAMPS ON position.

NOTE: If the jumper wire fuse fails during this step, refer to the Wiring Diagrams manual to identify the possible locations of the short to ground. Connect a fused jumper wire:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C2998-14 C2998-15

C2998-12 C2998-1

Ignition ON.

Do the lower steering wheel switches illuminate?

Yes

GO to K17

No	INSTALL a new steering wheel. For vehicles with adaptive steering, REFER to: Steering Wheel - Vehicles With: Adaptive Steering (211-04 Steering Column, Removal and Installation). For vehicles without adaptive steering, REFER to: Steering Wheel (211-04 Steering Column, Removal and Installation).

K16 CHECK THE STEERING WHEEL SWITCH FOR VOLTAGE

Ignition OFF.

Place the headlamp switch in the OFF position.

Depower the SRS.
REFER to: Supplemental Restraint System (SRS) Depowering (501-20B Supplemental Restraint System, General Procedures).

Remove the driver airbag. For vehicles with adaptive steering,
REFER to: Driver Knee Airbag (501-20B Supplemental Restraint System, Removal and Installation).
For vehicles without adaptive steering, REFER to: Driver Airbag (501-20B Supplemental Restraint System, Removal and Installation).

Disconnect Suspect Steering Wheel Switch.

Ignition ON.

Turn the cruise control ON.

Measure:
Click to display connectors
LH Lower Steering Wheel Switch

Positive Lead Measurement / Action Negative Lead

C2366-4 C2366-2

Click to display connectors
RH Lower Steering Wheel Switch

Positive Lead Measurement / Action Negative Lead

C2367-1 C2367-3

Is the voltage greater than 11 volts?

Yes

INSTALL a new steering wheel switch.
REFER to: Steering Wheel Multifunction Switch (211-05 Steering Wheel and Column Electrical Components, Removal and Installation).

No	INSTALL a new steering wheel. For vehicles with adaptive steering, REFER to: Steering Wheel - Vehicles With: Adaptive Steering (211-04 Steering Column, Removal and Installation). For vehicles without adaptive steering, REFER to: Steering Wheel (211-04 Steering Column, Removal and Installation).

K17 CHECK FOR CORRECT SIMA (SWITCH INPUT MODULE A) OPERATION

Disconnect and inspect all SIMA 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 SIMA and related in-line connectors and all previously disconnected illumination system connectors. Make sure all connectors 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 SIMA.
REFER to: Steering Wheel Multifunction Switch (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 module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST L : THE PADDLE SWITCH(ES) ILLUMINATION IS INOPERATIVE

Refer to Wiring Diagrams Cell 71 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Instrument Panel and Interior Switches Illumination - System Operation and Component Description (413-00 Instrument Panel and Interior Switches Illumination, Description and Operation).

Possible Sources

Wiring, terminals or connectors
Steering wheel
Upshift paddle switch
Downshift paddle switch
SIMA ( LH upper steering wheel switch)

L1 INSPECT THE STEERING WHEEL SWITCHES ILLUMINATION

Ignition ON.

Place the headlamp switch in the PARKING LAMPS ON position.

While pressing the illumination dim up and dim down switch, monitor the networked illumination components.

Are the steering wheel switches also inoperative?

Yes

GO to Pinpoint Test K

GO to L2

L2 CHECK FOR SIMA (SWITCH INPUT MODULE A) DIAGNOSTIC TROUBLE CODE (DTCS)

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

Are any SIMA Diagnostic Trouble Code (DTCs) present?

Yes

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

No	If both paddle switches are inoperative, GO to L3 If only one paddle switch is inoperative, GO to L7

L3 CHECK THE HORN OPERATION

Press the airbag module against the steering wheel.

Does the horn sound?

Yes

GO to L4

No	REFER to: Horn (413-06 Horn, Diagnosis and Testing).

L4 CHECK THE UPSHIFT PADDLE SWITCH ILLUMINATION CIRCUIT FOR VOLTAGE

Ignition OFF.

Place the headlamp switch in the OFF position.

Depower the SRS.
REFER to: Supplemental Restraint System (SRS) Depowering (501-20B Supplemental Restraint System, General Procedures).

Remove the driver airbag. For vehicles with adaptive steering,
REFER to: Driver Knee Airbag (501-20B Supplemental Restraint System, Removal and Installation).
For vehicles without adaptive steering, REFER to: Driver Airbag (501-20B Supplemental Restraint System, Removal and Installation).

Disconnect Upshift Paddle Switch C2428 .

Ignition ON.

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C2428-4 Ground

Is the voltage greater than 11 volts?

Yes

INSTALL a new steering wheel.
For vehicles with adaptive steering,
REFER to: Steering Wheel - Vehicles With: Adaptive Steering (211-04 Steering Column, Removal and Installation). For vehicles without adaptive steering,
REFER to: Steering Wheel (211-04 Steering Column, Removal and Installation).

GO to L5

L5 CHECK THE UPSHIFT PADDLE SWITCH VOLTAGE CIRCUIT FOR AN OPEN

Ignition OFF.

Disconnect LH Upper Steering Wheel Switch C2998 .

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C2428-4 C2998-16

Is the resistance less then 3 ohms?

Yes

GO to L6

No	INSTALL a new steering wheel. For vehicles with adaptive steering, REFER to: Steering Wheel - Vehicles With: Adaptive Steering (211-04 Steering Column, Removal and Installation). For vehicles without adaptive steering, REFER to: Steering Wheel (211-04 Steering Column, Removal and Installation).

L6 CHECK THE UPSHIFT PADDLE SWITCH VOLTAGE CIRCUIT FOR A SHORT TO GROUND

Ignition OFF.

Disconnect Downshift Paddle Switch C2429 .

Measure:
Click to display connectors

Positive Lead Measurement / Action Negative Lead

C2428-4 C2998-16

Is the resistance greater than 10,000 ohms?

Yes

GO to L8

No	INSTALL a new steering wheel. For vehicles with adaptive steering, REFER to: Steering Wheel - Vehicles With: Adaptive Steering (211-04 Steering Column, Removal and Installation). For vehicles without adaptive steering, REFER to: Steering Wheel (211-04 Steering Column, Removal and Installation).

L7 CHECK THE PADDLE SWITCH FOR VOLTAGE

Ignition OFF.

Place the headlamp switch in the OFF position.

Depower the SRS.
REFER to: Supplemental Restraint System (SRS) Depowering (501-20B Supplemental Restraint System, General Procedures).

Remove the driver airbag. For vehicles with adaptive steering,
REFER to: Driver Knee Airbag (501-20B Supplemental Restraint System, Removal and Installation).
For vehicles without adaptive steering, REFER to: Driver Airbag (501-20B Supplemental Restraint System, Removal and Installation).

Disconnect Suspect paddle switch.

Ignition ON.

Measure:
Click to display connectors
Downshift Paddle Switch

Positive Lead Measurement / Action Negative Lead

C2429-1 C2429-2

Click to display connectors
Upshift Paddle Switch

Positive Lead Measurement / Action Negative Lead

C2428-4 C2428-3

Is the voltage greater than 11 volts?

Yes

If the downshift paddle switch is faulty, INSTALL a new switch.
REFER to: Downshift Paddle Switch (307-05A Automatic Transmission External Controls - 10-Speed Automatic Transmission – 10R60, Removal and Installation). If the upshift paddle switch is faulty, INSTALL a new switch.
REFER to: Upshift Paddle Switch (307-05A Automatic Transmission External Controls - 10-Speed Automatic Transmission – 10R60, Removal and Installation).

No	INSTALL a new steering wheel. For vehicles with adaptive steering, REFER to: Steering Wheel - Vehicles With: Adaptive Steering (211-04 Steering Column, Removal and Installation). For vehicles without adaptive steering, REFER to: Steering Wheel (211-04 Steering Column, Removal and Installation).

L8 CHECK FOR CORRECT SIMA (SWITCH INPUT MODULE A) OPERATION

Disconnect and inspect all SIMA 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 SIMA and related in-line connectors and all previously disconnected illumination system connectors. Make sure all connectors 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 SIMA.
REFER to: Steering Wheel Multifunction Switch (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 module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST M : THE IPC (INSTRUMENT PANEL CLUSTER) ILLUMINATION IS INOPERATIVE OR DOES NOT DIM

Refer to Wiring Diagrams Cell 60 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Instrument Panel and Interior Switches Illumination - System Operation and Component Description (413-00 Instrument Panel and Interior Switches Illumination, Description and Operation).

Possible Sources

Communication network concern
Wiring, terminals or connectors
IPC

M1 PERFORM A NETWORK TEST

Ignition ON.

Using a diagnostic scan tool, perform a network test.

Does the IPC pass the network test?

Yes

GO to M2

No	DIAGNOSE a concern with the network. REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

M2 CHECK FOR CORRECT IPC (INSTRUMENT PANEL CLUSTER) OPERATION

Disconnect and inspect all IPC 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 IPC and related in-line connectors and all previously disconnected illumination system connectors. Make sure all connectors 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 IPC.
REFER to: Instrument Panel Cluster (IPC) (413-01 Instrumentation, Message Center and Warning Chimes, 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 N : THE ACM (AUDIO FRONT CONTROL MODULE) ILLUMINATION IS INOPERATIVE OR DOES NOT DIM

Refer to Wiring Diagrams Cell 131 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Instrument Panel and Interior Switches Illumination - System Operation and Component Description (413-00 Instrument Panel and Interior Switches Illumination, Description and Operation).

Possible Sources

Communication network concern
Wiring, terminals or connectors
ACM

N1 PERFORM A NETWORK TEST

Ignition ON.

Using a diagnostic scan tool, perform a network test.

Does the ACM pass the network test?

Yes

GO to N2

No	DIAGNOSE a concern with the network. REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

N2 CHECK FOR CORRECT ACM (AUDIO FRONT CONTROL MODULE) OPERATION

Disconnect and inspect all ACM 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 ACM and related in-line connectors and all previously disconnected illumination system connectors. Make sure all connectors 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 ACM.
REFER to: Audio Front Control Module (ACM) (415-00 Information and Entertainment System - General Information, 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 O : THE FCIM (FRONT CONTROLS INTERFACE MODULE) ILLUMINATION IS INOPERATIVE OR DOES NOT DIM

Refer to Wiring Diagrams Cell 131 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Instrument Panel and Interior Switches Illumination - System Operation and Component Description (413-00 Instrument Panel and Interior Switches Illumination, Description and Operation).

Possible Sources

Communication network concern
Wiring, terminals or connectors
FCIM

O1 PERFORM A NETWORK TEST

Ignition ON.

Using a diagnostic scan tool, perform a network test.

Does the FCIM pass the network test?

Yes

GO to O2

No	DIAGNOSE a concern with the network. REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

O2 CHECK FOR CORRECT FCIM (FRONT CONTROLS INTERFACE MODULE) OPERATION

Disconnect and inspect all FCIM 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 FCIM and related in-line connectors and all previously disconnected illumination system connectors. Make sure all connectors 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 (FCIM).

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.

PINPOINT TEST P : THE FDIM (FRONT DISPLAY INTERFACE MODULE) ILLUMINATION IS INOPERATIVE OR DOES NOT DIM

Refer to Wiring Diagrams Cell 131 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Instrument Panel and Interior Switches Illumination - System Operation and Component Description (413-00 Instrument Panel and Interior Switches Illumination, Description and Operation).

Possible Sources

Communication network concern
Wiring, terminals or connectors
APIM
FDIM

P1 PERFORM A NETWORK TEST

Ignition ON.

Using a diagnostic scan tool, perform a network test.

Does the ACM and the APIM pass the network test?

Yes

GO to P2

No	DIAGNOSE a concern with the network. REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

P2 PERFORM A TEST OF THE AUDIO SYSTEM FROM THE FDIM (FRONT DISPLAY INTERFACE MODULE)

VERIFY that the audio system can be operated from the FDIM.

Does the audio system responds normally to FDIM inputs?

Yes

GO to P3

No	REFER to: Information and Entertainment System (415-00 Information and Entertainment System - General Information, Diagnosis and Testing).

P3 CHECK FOR CORRECT FDIM (FRONT DISPLAY INTERFACE MODULE) OPERATION

Disconnect and inspect all FDIM 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 FDIM and related in-line connectors and all previously disconnected illumination system connectors. Make sure all connectors 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 (FDIM).

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.

PINPOINT TEST Q : THE RACM (REAR AUDIO CONTROL MODULE) ILLUMINATION IS INOPERATIVE OR DOES NOT DIM

Refer to Wiring Diagrams Cell 131 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Instrument Panel and Interior Switches Illumination - System Operation and Component Description (413-00 Instrument Panel and Interior Switches Illumination, Description and Operation).

Possible Sources

Communication network concern
Wiring, terminals or connectors
RACM

Q1 PERFORM A NETWORK TEST

Ignition ON.

Using a diagnostic scan tool, perform a network test.

Does the RACM pass the network test?

Yes

GO to Q2

No	DIAGNOSE a concern with the network. REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

Q2 PERFORM A TEST OF THE AUDIO SYSTEM FROM THE RACM (REAR AUDIO CONTROL MODULE)

VERIFY that the audio system can be operated from the RACM.

Does the audio system responds normally to RACM inputs?

Yes

GO to Q3

No	REFER to: Information and Entertainment System (415-00 Information and Entertainment System - General Information, Diagnosis and Testing).

Q3 CHECK FOR CORRECT RACM (REAR AUDIO CONTROL MODULE) OPERATION

Disconnect and inspect all RACM 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 RACM and related in-line connectors and all previously disconnected illumination system connectors. Make sure all connectors 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 RACM.
REFER to: Rear Audio Control Module (RACM) (415-00 Information and Entertainment System - General Information, 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 R : THE RHVAC (REAR HEATING, VENTILATION AND AIR CONDITIONING) ILLUMINATION IS INOPERATIVE OR DOES NOT DIM

Refer to Wiring Diagrams Cell 131 for schematic and connector information.

Normal Operation and Fault Conditions

REFER to: Instrument Panel and Interior Switches Illumination - System Operation and Component Description (413-00 Instrument Panel and Interior Switches Illumination, Description and Operation).

Possible Sources

Communication network concern
Wiring, terminals or connectors
RHVAC control module

R1 PERFORM A NETWORK TEST

Ignition ON.

Using a diagnostic scan tool, perform a network test.

Does the RHVAC control module pass the network test?

Yes

GO to R2

No	DIAGNOSE a concern with the network. REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).

R2 CHECK FOR CORRECT RHVAC (REAR HEATING, VENTILATION AND AIR CONDITIONING) OPERATION

Disconnect and inspect all RHVAC control module 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 RHVAC control module and related in-line connectors and all previously disconnected illumination system connectors. Make sure all connectors 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 RHVAC control module.
REFER to: Rear Heating, Ventilation and Air Conditioning (RHVAC) Control Module (412-02A Rear Climate Control, 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.

Description and Operation - Instrument Panel and Interior Switches Illumination - System Operation and Component Description

System Operation System Diagram - Networked Illumination - Doors NOTE: Not all vehicles come equipped with all the items listed below. The door latch modules are identified as follows: Left front door - DCME Right front door - DCMF Left rear door - DCMG Right rear door - DCMH Item Description 1 MS-CAN 2 DCME 3 Light sensor 4 DCMF 5 DCMH 6 DDM 7 PDM 8 RF door lock switch 9 RF door window control switch 10 LF door window control switch 11 RR door window control switch 12 LR door window control switch 13 LF door lock switch 14 RR door lock switch 15 LR door lock switch 16 GWM 17 DCMG 18 LH front interior door latch switch 19 RH front interior door latch switch 20 LH rear interior door latch switch 21 RH rear interior door latch switch 22 LIN 23 LIN 24 HS-CAN1 25 BCM 26 Dimmer switch 27 Headlamp switch System Diagram - Networked Illumination - Steering Wheel Switches Item Description 1 Light sensor 2 RH lower steering wheel switch 3 RH upper steering wheel switch 4 LH lower steering wheel switch 5 LH upper steering wheel switch 6 SIMA 7 Upshift paddle switch 8 Downshift paddle switch 9 HS-CAN2 10 GWM 11 HS-CAN1 12 LIN 13 BCM 14 Dimmer switch 15 Headlamp switch System Diagram - Networked Illumination - Other Modules Item Description 1 FCIM 2 APIM 3 Light sensor 4 ACM 5 IPC 6 FDIM 7 without Touchscreen 8 FCDIM 9 RHVAC 10 RACM 11 LIN 12 HS-CAN1 13 MS-CAN 14 HS-CAN3 15 GWM 16 Dimmer switch 17 Headlamp switch 18 BCM Network Message Chart Module Network Input Messages - ACM, APIM, DCME, DCMF, DCMG, DCMH, DDM, FCIM, RACM, RHVAC, SIMA, GWM, IPC and PDM...

Instrumentation, Message Center and Warning Chimes

Other information:

Lincoln Aviator 2020-2024 Service Manual: Description and Operation - Climate Control System - Overview

Vehicles with: Dual Automatic Temperature Control (DATC) Overview The DATC system maintains the selected vehicle interior temperature by heating and/or cooling the air depending on the HVAC control panel selection. The driver may override the automatic mode of operation...

Lincoln Aviator 2020-2024 Service Manual: Removal and Installation - Front Door Latch Emergency Release Handle

Removal Remove the front door trim panel. Refer to: Front Door Trim Panel (501-05 Interior Trim and Ornamentation, Removal and Installation). Remove the front door latch emergency release handle. Release the screws. Remove the front door latch emergency release handle...

Child Safety Locks

When the child safety locks are set, you cannot open the rear doors from the inside.

Lincoln Aviator. Child Safety Locks

The child safety lock control is on the driver door.

Press the control to switch the child safety locks on. Press the control again to switch them off. A light on the child safety control illuminates when you switch them on.

Lincoln Aviator: Instrument Panel and Interior Switches Illumination / Diagnosis and Testing - Instrument Panel and Interior Switches Illumination

Description and Operation - Instrument Panel and Interior Switches Illumination - System Operation and Component Description

Instrumentation, Message Center and Warning Chimes

Other information:

Lincoln Aviator 2020-2024 Service Manual: Description and Operation - Climate Control System - Overview

Lincoln Aviator 2020-2024 Service Manual: Removal and Installation - Front Door Latch Emergency Release Handle

Categories

Child Safety Locks