Diagnosis Procedure

FRONT WIPER AUTO STOP SIGNAL CIRCUIT


Diagnosis Procedure

1. CHECK FRONT WIPER MOTOR (AUTO STOP) OUTPUT VOLTAGE





1. Turn the ignition switch ON.
2. Check voltage between IPDM E/R harness connector and ground.





Is the measurement value normal?
YES - GO TO 3
NO - GO TO 2
2. CHECK FRONT WIPER MOTOR (AUTO STOP) SHORT CIRCUIT





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





Does continuity exist?
YES - Repair or replace harness.
NO - Replace IPDM E/R. Refer to Service and Repair.
3. CHECK FRONT WIPER MOTOR (AUTO STOP) CIRCUIT CONTINUITY





Check continuity between IPDM E/R harness connector and front wiper motor harness connector.





Does continuity exist?
YES - Replace front wiper motor. Refer to Service and Repair.
NO - Repair or replace harness.