Operation CHARM: Car repair manuals for everyone.

Lock Output Failure

Test 1:




Tests 2 - 5:




Test 6:





SYMPTOM
LOCK OUTPUT FAILURE

WHEN MONITORED
At all times when battery power is supplied to the Body Control Module.

SET CONDITION
When the BCM senses a short condition on the door lock circuits for over 125 milliseconds.

POSSIBLE CAUSES
- DTC present
- Door lock driver short to ground
- Left front door lock driver short ground
- Left sliding door lock driver wire short to ground
- Right front door lock driver wire short to ground
- Right sliding door lock driver wire short to ground
- Left front door lock motor - short to ground
- Left sliding door lock motor - short to ground
- Right front door lock motor - short to ground
- Right sliding door lock motor - short to ground