Operation CHARM: Car repair manuals for everyone.

Rear Wiper Stop Position Signal Circuit




REAR WIPER STOP POSITION SIGNAL CIRCUIT

Component Function Check


1. CHECK REAR WIPER STOP POSITION SIGNAL

CONSULT DATA MONITOR
1.Select "WIPER" of BCM data monitor item.
2.Operate the rear wiper.
3.Check that "RR WIPER STOP" changes to "On" and "Off" linked with the wiper operation.





Is the status of item normal?
YES- Rear wiper stop position signal circuit is normal.
NO- Refer to "Diagnosis Procedure" .


Diagnosis Procedure


1. CHECK BCM OUTPUT VOLTAGE

1.Turn ignition switch OFF.
2.Disconnect rear wiper motor connector.
3.Turn ignition switch ON.
4.Check voltage between rear wiper motor harness connector and ground.





Is the inspection result normal?
YES- Replace rear wiper motor.
NO- GO TO 2.

2. CHECK REAR WIPER STOP POSITION SIGNAL 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. Refer to "Removal and Installation" Service and Repair.
NO- Repair or replace harness.