Wiper Motor: Testing and Inspection

WINDSHIELD WIPER MOTOR INSPECTION

1. Disconnect the windshield wiper motor connector.




2. Connect battery positive voltage and inspect the operation of the windshield wiper motor as indicated.
3. Disconnect battery positive voltage from terminal C of the motor while the wipers are operating.
4. Verify that the wipers do not stop in the park position.
5. Short between terminal B and C of the motor and connect battery positive voltage to terminal D of the motor.
6. Verify that the wipers operate at low speed again, then stop in the park position.
- If not as specified replace the windshield wiper motor.