Front Wiper Motor LO Circuit

FRONT WIPER MOTOR LO CIRCUIT





Component Function Check
1.CHECK FRONT WIPER LO OPERATION
IPDM E/R AUTO ACTIVE TEST
1. Start IPDM E/R auto active test. Wiper.
2. Check that the front wiper operates at the LO operation.
CONSULT-III ACTIVE TEST
1. Select "FRONT WIPER" of IPDM E/R active test item.
2. With operating the test item, check front wiper operation.

Lo : Front wiper (LO) operation
Off : Stop the front wiper.

Is the inspection result normal?
YES - Front wiper motor LO circuit is normal.
NO - SEE Diagnosis Procedure.




Diagnosis Procedure
1.CHECK FRONT WIPER MOTOR (LO) INPUT VOLTAGE
CONSULT-III ACTIVE TEST
1. Turn ignition switch OFF.
2. Disconnect front wiper motor connector.
3. Turn ignition switch ON.
4. Select "FRONT WIPER" of IPDM E/R active test item.
5. With operating the test item, check voltage between front wiper motor harness connector and ground.





Is the inspection result normal?
YES - GO TO 3.
NO - GO TO 2.
2.CHECK FRONT WIPER MOTOR (LO) CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector.
3. Check continuity between IPDM E/R harness connector and front wiper motor harness connector.





4. Check continuity between IPDM E/R harness connector and ground.





Is the inspection result normal?
YES - Replace IPDM E/R.
NO - Repair or replace harness.
3.CHECK FRONT WIPER MOTOR (LO) GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Remove wiper reverse relay.
3. Check continuity between wiper reverse relay harness connector and ground.





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