Operation CHARM: Car repair manuals for everyone.

Rear Fog Lamps Will Not Turn Off

Test 1 - 4:




Test 5:






SYMPTOM
REAR FOG LAMPS WILL NOT TURN OFF

POSSIBLE CAUSES
- Check BCM for DTCs
- Check the left multi-function switch operation
- Rear fog lamp relay
- Body control module
- Junction block - rear fog lamp relay output circuit shorted to ground
- Rear fog lamp relay output circuit shorted to voltage