Wiper Gear Box: Service and Repair

Windshield Wiper Transmission Replacement

Removal Procedure

1. Remove the wiper arms. Refer to Windshield Wiper Arm Replacement Service and Repair.






2. Remove the air inlet grille panel. Refer to Air Inlet Grille Panel Replacement Service and Repair.
3. Remove the fasteners (1) attaching the wiper transmission (2) to the plenum.
4. Lift the transmission assembly from the plenum.
5. Disconnect the electrical connector from the wiper motor.
6. Remove the wiper transmission from the plenum.
7. Remove the wiper motor. Refer to Windshield Wiper Motor Replacement Wiper Motor Replacement.

Installation Procedure

1. Install the wiper motor to the wiper transmission. Refer to Windshield Wiper Motor Replacement Wiper Motor Replacement.
2. Connect the electrical connector to the wiper motor.






3. Install the wiper transmission into the plenum.

Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems

4. Install the fasteners (1) attaching the wiper transmission assembly (2) to the plenum.

Tighten
Tighten the fasteners in sequence as shown to 10 Nm (89 lb in)

5. Install the air inlet grille panel. Refer to Air Inlet Grille Panel Replacement Service and Repair.
6. Install the wiper arms. Refer to Windshield Wiper Arm Replacement Service and Repair.