Wiper Motor: Service and Repair

REMOVAL

WARNING: WINDSHIELD WIPER MECHANISM CAN PINCH, CRUSH OR, IN EXTREME CASES, EVEN SEVER EXTREMITIES. ALWAYS REMOVE IGNITION KEY WHEN WORKING ON WINDSHIELD WIPER MECHANISM.




1. Disconnect the negative battery cable.
2. Remove the wiper module (1) from the vehicle.




3. Remove the crank arm attachment nut (1) from the wiper motor shaft (2).
4. Scribe a reference mark (3) on both the wiper module and the crank arm for proper alignment during reassembly.
5. Press the crank arm (4) off of the wiper motor shaft (2).




6. Remove the three wiper motor attachment bolts (1) from the wiper module (2).
7. Remove the wiper motor (3) from the wiper module (2).

INSTALLATION

Before installing the wiper motor, synchronize the wiper motor shaft into the park position.
1. Insert the wiper motor (3) into the wiper motor module (2).




2. Install the three wiper motor attachment bolts (1) and torque to 11 Nm (8.1 ft. lbs.).




3. Align the wiper motor crank arm (1) onto the wiper motor shaft in the park position (3) and press into place.

4. Install the wiper motor crank arm attachment nut (2) and torque to 26 Nm (19.1 ft. lbs.).
5. Install the wiper motor module into the vehicle.