Automatic Temperature Control (ATC) Back Lighting Inoperative

Test 1 - 4:

Test 5:

SYMPTOM
AUTOMATIC TEMPERATURE CONTROL (ATC) BACK LIGHTING INOPERATIVE

POSSIBLE CAUSES
- Instrument cluster DTC(s) present
- Body control module (BCM) DTC(s) present
- Automatic temperature control (ATC)
- Inoperative bulb(s)
- Panel lamps driver circuit open
- Instrument cluster (EMIC)