Front Wiper Stop Position Signal Circuit

FRONT WIPER STOP POSITION SIGNAL CIRCUIT

Component Function Check


1. CHECK FRONT WIPER STOP POSITION SIGNAL

CONSULT DATA MONITOR
1.Select "WIP AUTO STOP" of IPDM E/R data monitor item.
2.Operate the front wiper.
3.With the front wiper operation, check the monitor status.





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


Diagnosis Procedure


1. CHECK FRONT WIPER MOTOR OUTPUT VOLTAGE

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





Is the measurement value normal?
YES- Replace front wiper motor.
NO- GO TO 2.

2. CHECK FRONT WIPER MOTOR OPEN CIRCUIT CONTINUITY

1.Turn the ignition switch OFF.
2.Disconnect IPDM E/R connector.
3.Check continuity between IPDM E/R harness connector and front wiper motor harness connector.





Does continuity exist?
YES- GO TO 3.
NO- Repair the harnesses or connectors.

3. CHECK FRONT WIPER MOTOR SHORT CIRCUIT

1.Turn the ignition switch OFF.
2.Disconnect IPDM E/R connector.
3.Check continuity between IPDM E/R harness connector and ground.





Does continuity exist?
YES- Repair the harnesses or connectors.
NO- Replace IPDM E/R.