Rear Wiper Motor Circuit

REAR WIPER MOTOR CIRCUIT





Component Function Check
1.CHECK REAR WIPER ON OPERATION
CONSULT-III ACTIVE TEST
1. Select "RR WIPER" of BCM active test item.
2. With operating the test item, check rear wiper operation.

On : Rear wiper ON operation
Off : Stop the rear wiper.

Is rear wiper operation normally?
YES - Rear wiper motor circuit is normal.
NO - SEE Diagnosis Procedure.




Diagnosis Procedure
1.CHECK REAR WIPER MOTOR OUTPUT VOLTAGE
CONSULT-III ACTIVE TEST
1. Turn ignition switch OFF.
2. Disconnect rear wiper motor connector.
3. Turn ignition switch ON.
4. Select "RR WIPER" of BCM active test item.
5. With operating the test item, check voltage between rear wiper motor harness connector and ground.





Is the inspection result normal?
YES - GO TO 3.
NO - GO TO 2.
2.CHECK REAR WIPER MOTOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check continuity between BCM harness connector and rear wiper motor harness connector.





4. Check continuity between BCM harness connector and ground.





Is the inspection result normal?
YES - Replace BCM. Service and Repair.
NO - Repair or replace harness.
3.CHECK REAR WIPER MOTOR GROUND OPEN CIRCUIT
Check continuity between rear wiper motor harness connector and ground.





Is the inspection result normal?
YES - Replace rear wiper motor.
NO - Repair or replace harness.