Steering Angle Sensor: Service and Repair

EPS Torque Sensor Replacement

Note these items during replacement:

- Do not allow dust, dirt, or other foreign materials to enter the gearbox.
- Do not try to disassemble the torque sensor coil and the torque sensor core. If the sensor core is faulty, replace the pinion shaft as an assembly.
- If the torque sensor (pinion shaft assembly) is replaced, the EPS control unit must memorize the torque sensor neutral position Testing and Inspection.

1. Remove the steering gearbox.

2. Center the steering rack within its stroke.

3. Remove the rack guide Steering Rack Guide Removal/Installation.

4. Remove the torque sensor coil (A).





5. Remove the snap ring (B), then remove the torque sensor core/pinion shaft (C) and O-ring (D).

6. Coat the new O-ring with grease, and carefully fit it on the gearbox housing.

7. Apply multipurpose grease to the needle bearing (E) in the gearbox housing.

8. Install the torque sensor core/pinion shaft assembly on the gearbox housing while engaging the gear teeth. Tighten the flange bolts to the specified torque.

9. Install the rack guide Steering Rack Guide Removal/Installation.

10. Install the steering gearbox.

11. Adjust the rack guide screw Adjustments. After adjusting, check that the rack moves smoothly by sliding the rack right and left.