*LEFT REAR DOOR DOES NOT TRIP VTSS
For a complete wiring diagram Refer to Section 8W
| Possible Causes |
| LEFT REAR DOOR AJAR CIRCUIT |
| BODY CONTROL MODULE (BCM) |
Diagnostic Test
1. CHECK LEFT REAR DOOR AJAR SWITCH FUNCTIONVerify that the lighting control on the multi-function switch is not in the Interior Lamps Defeat position.
Open the left rear door while observing the interior lamps.
Close the left rear door while observing the interior lamps.
Do the interior lamps function correctly with regard to the door position?
Yes
- Go To 2
No
- (Refer to 8 - ELECTRICAL/LAMPS/LIGHTING - INTERIOR - DIAGNOSIS AND TESTING) for Ajar Switch related diagnostic procedures.
2. CHECK DRIVER DOOR AJAR SWITCH STATUS WITH THE SCAN TOOL
NOTE: The VTSS must arm properly for the result of this test to be valid.
Turn the ignition on.
Open the driver door.
With the scan tool in BCM, select Data Display and read the Door Ajar Switch status for the left rear door.
Does the scan tool display: CLOSED?
Yes
- Replace and program the BCM in accordance with the Service Information.
- Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE).
No
- (Refer to 8 - ELECTRICAL/LAMPS/LIGHTING - INTERIOR - DIAGNOSIS AND TESTING) for Ajar Switch related diagnostic procedures.