Rear Booster Fan Rear Control Switch on Indicator Inoperative - ATC
Test 1 - 3:
SYMPTOM
REAR BOOSTER FAN REAR CONTROL SWITCH ON INDICATOR INOPERATIVE - ATC
POSSIBLE CAUSES
- Rear booster fan rear control switch
- Rear fan on indicator driver circuit shorted to ground
- Rear fan on indicator driver circuit open
- Automatic temperature control (ATC)