Power Steering Motor: Service and Repair

EPS Motor Removal and Installation

NOTE:

- Do not allow dust, dirt, or other foreign materials to enter the steering gearbox.

- Make sure not to get any silicone grease on the terminal part of the connectors and switches, especially if you have silicone grease on your hands or gloves.

Removal

1. Remove the steering gearbox. EPS Steering Gearbox Removal and Installation (With EPS)

2. Disconnect the torque sensor 3P connector (A) from the steering gearbox, then remove the wire harness clamp bolts and the ground terminal (B).






3. Remove the EPS motor (A) from the steering gearbox, then remove the O-ring (B).






Installation

1. Clean the mating surface of the EPS motor (A) and the steering gearbox.

2. Apply a thin coat of silicone grease to the O-ring (B), and carefully fit it on the EPS motor.

3. Apply steering grease into the EPS motor shaft (C).

4. Set the motor on the steering gearbox by engaging the EPS motor shaft and the worm shaft (D).

5. Turn the EPS motor two or three times to the right and left about 45 degrees. Make sure the EPS motor is evenly seated on the steering gearbox, and that the O-ring is not pinched between the mating surfaces.

6. Loosely install the EPS motor mount bolts (E), then turn the steering wheel two or three times to the right and left about 45 degrees.

7. Tighten the EPS motor mount bolts to the specified torque.






8. Connect the torque sensor 3P connector (A) to the steering gearbox, then install the wire harness clamp bolts and the ground terminal (B).

9. Finish the installation, and note these items:
- Make sure the torque sensor 3P connector is properly connected.

- Make sure the EPS motor and the EPS wires are not caught or pinched by any parts.

10. Install the steering gearbox. EPS Steering Gearbox Removal and Installation (With EPS)