Diesel Data: Automotive Repair

Brake Warning Indicator Inoperative

Test 1 - 3:




Test 4 - 7:




Test 8:






SYMPTOM
BRAKE WARNING INDICATOR INOPERATIVE

POSSIBLE CAUSES
- Brake warning indicator circuit open
- Indicator led
- Brake fluid level switch
- Park brake switch
- Red brake warning indicator driver circuit open
- Brake fluid level switch ground circuit open
- Instrument cluster
- Powertrain control module