Operation CHARM: Car repair manuals for everyone.

Rear Wiper Inoperative

Tests 1 - 3:




Tests 4 - 8:




Tests 9 - 12:





SYMPTOM
REAR WIPER INOP

POSSIBLE CAUSES
- Rear wiper relay
- Fused battery circuit open
- Rear wiper relay control circuit open
- Rear wiper switch-a/c heater control
- Rear wiper motor control circuit open
- Rear wiper motor ground circuit open
- Rear wiper park switch sense circuit open
- Rear wiper park switch sense circuit short to voltage
- Rear wiper motor
- Central timer module