Wheel Speed Sensor: Service and Repair

VSA System Wheel Speed Sensor Replacement

Front

1. Make sure the ignition switch is in LOCK (0).

2. Release the connector holding clamps (A), then disconnect the wheel speed sensor connector (B).

3. Remove the clips, the bolt, and the wheel speed sensor (C).

4. Install the wheel speed sensor in the reverse order of removal, and note these items:
- Install the sensor carefully to avoid twisting the wires.

- If the wheel speed sensor comes in contact with the wheel bearing, it is faulty.

5. Start the engine, and check that the ABS and the VSA indicators go off.

6. Test-drive the vehicle, and check that the ABS and the VSA indicators do not come on.






Rear

1. Make sure the ignition switch is in LOCK (0).

2. Disconnect the wheel speed sensor connector (A).

3. Remove the clips, the bolt, and the wheel speed sensor (B).

4. Install the wheel speed sensor in the reverse order of removal, and note these items:
- Apply multipurpose grease to the O-ring (C).

- Install the sensor carefully to avoid twisting the wires.

- If the wheel speed sensor comes in contact with the hub bearing unit, it is faulty.

5. Start the engine, and check that the ABS and the VSA indicators go off.

6. Test-drive the vehicle, and check that the ABS and the VSA indicators do not come on.