Windshield Wiper Motor Test

Windshield Wiper Motor Test

1. Remove the wiper arms, hood seals, and cowl covers.

2. Disconnect the 5P connector (A) from the windshield wiper motor (B).





3. Test the motor by connecting battery power to terminal No. 2 and ground to terminal No. 3 of the wiper motor 5P connector. The motor should run at low speed. If the motor does not run, or fails to run smoothly, replace the motor.

4. Test the motor by connecting battery power to terminal No. 2 and ground to terminal No. 5 of the wiper motor 5P connector. The motor should run at high speed. If the motor does not run, or fails to run smoothly, replace the motor.

5. Connect an analog ohmmeter to terminals No. 4 and No. 1, and run the motor at low or high speed. The needle of the ohmmeter should pulse. If it does not, replace the motor.