Diesel Data: Automotive Repair

Rear Window Wiper Motor Test




Rear Window Wiper Motor Test

1. Open the hatch, and remove the hatch trim panel Interior Trim Removal/Installation - Hatch Area.

2. Disconnect the 4P connector (A) from the rear window wiper motor (B).





3. Test the motor by connecting battery power to terminal No. 1 and ground to terminal No. 3 of the wiper motor. The motor should run. If the motor does not run or fails to run smoothly, replace the motor Rear Window Wiper Motor Replacement.

4. Connect the battery power to terminal No. 1, and ground to terminals No. 2 and No. 3 of the 4P connector. Then connect an analog voltmeter between terminal No. 4 (+) and terminal No. 2 (ground). When the park switch makes contact, the pointer should swing. If not, replace the motor Rear Window Wiper Motor Replacement.