Rear ATC Switch Led(S)/Back Lighting Inoperative

Test 1 - Test 3:

Test 4 - Test 5:

SYMPTOM
REAR ATC SWITCH LED(S)/BACK LIGHTING INOPERATIVE

POSSIBLE CAUSES
- Check for ATC DTCS
- Check for BCM DTCS
- Rear ATC switch - led(s) inoperative
- Rear ATC switch - back lighting inoperative
- Panel lamps driver circuit open
- Body control module - panel lamps driver open