Mustang V8-5.4L SC (2008)
Arm/Disarm Switch: Customer Interest
Lighting - Uncommanded Perimeter Lighting
TSB 08-9-2
05/12/08
UN-COMMANDED PERIMETER LIGHTING
FORD:
2007-2008 Mustang
ISSUE
Some 2007-2008 Mustang vehicles may exhibit un-commanded perimeter lighting feature (head lamps I park lamps I side marker lamps) due to water
induced short to ground in the door disarm switch.
ACTION
Follow the Service Procedure steps to correct the condition.
SERVICE PROCEDURE
If the vehicle exhibits intermittent un-commanded perimeter lighting feature (head lamps / park lamps / side marker lamps) then replace the door disarm
switch.
1.
Remove the left hand (LH) front door trim panel. For additional information, refer to Workshop Manual (WSM), Section 501-5.
2.
Position the watershield aside.
3.
Disconnect the door disarm switch wiring harness retainer from the post on the LH door latch.
4.
If equipped, remove the rear glass run.
5.
Remove the E-clip.
6.
Remove the lock cylinder actuator pawl.
7.
Remove the door disarm switch.
8.
Before installing the switch:
a.
Verify that the door disarm switch mark is positioned toward the harness side of the switch. (Figure 1)
