Lincoln Aviator: Supplemental Restraint System / Removal and Installation - Front Impact Severity Sensor
Removal
WARNING:
The following procedure prescribes critical repair steps
required for correct restraint system operation during a crash. Follow
all notes and steps carefully. Failure to follow step instructions may
result in incorrect operation of the restraint system and increases the
risk of serious personal injury or death in a crash.
NOTE:
Removal steps in this procedure may contain installation details.
-
WARNING:
Before beginning any service procedure in this
manual, refer to health and safety warnings in section 100-00 General
Information. Failure to follow this instruction may result in serious
personal injury.
Refer to: Pyrotechnic Device Health and Safety Precautions (100-00 General Information, Description and Operation).
-
Depower the SRS.
Refer to: Supplemental Restraint System (SRS) Depowering (501-20B Supplemental Restraint System, General Procedures).
-
On both sides.
Remove the headlamps.
Refer to: Headlamp Assembly (417-01 Exterior Lighting, Removal and Installation).
-
Remove the screws and the radiator core support bracket.
-
Remove the front impact severity sensor(s).
-
Disconnect the electrical connector(s).
-
Remove the bolt(s).
Torque:
106 lb.in (12.0 Nm)
-
Remove the front impact severity sensor(s).
Installation
-
NOTE:
The front impact severity sensor mating surfaces
must be smooth and allow for a flush attachment to each other.
To install, reverse the removal procedure.
-
Repower the SRS.
Refer to: Supplemental Restraint System (SRS) Repowering (501-20B Supplemental Restraint System, General Procedures).
Removal
WARNING:
The following procedure prescribes critical repair steps
required for correct restraint system operation during a crash. Follow
all notes and steps carefully...
Special Tool(s) /
General Equipment
Flat Headed Screw Driver
Removal
WARNING:
The following procedure prescribes critical repair steps
required for correct restraint system operation during a crash...
Other information:
System Operation
System Diagram
Item
Description
1
BCM
2
Door/liftgate ajar switches
3
GWM
4
Fuel pump and sender unit
5
IPC
6
APIM
7
Washer fluid level switch
8
Message center display
9
IPMA
10
PCM
11
Engine oil pressure sensor
12
Ambient air temperature sensor
13
AWD module
14
ABS module
15
PAM
16
IPMB
17
Brake fluid level switch
18
Hood ajar switch
19
RH steering wheel switch
20
SCCM
21
SIMA
22
SODL
23
DCMG
24
DCMH
25
HCM
26
RCM
27
PSCM
28
GSM
29
SODR
30
HVAC module
31
TRM
32
DSM
33
DCME
34
DCMF
Network Message Chart
Module Network Input Messages - IPC
Broadcast Message
Originating Module
Message Purpose
Active park assist warning message request
IPMB (with 360° camera)/ PAM (without 360° camera)
Input used to display the active park assist warning message...
Engine Information
NOTE:
When repairing engines, all parts must be contamination
free. If contamination/foreign material is present when repairing an
engine, premature engine failure may occur.
NOTE:
Specifications show the expected minimum or maximum
condition...