Wheel Speed Sensor: Service and Repair

VSA System Wheel Speed Sensor Replacement

Front

1. Turn the ignition switch to LOCK (0).

2. Remove the bracket (A), then disconnect the wheel speed sensor connector (B).

3. Release the clamps, then remove the bolts, 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, investigate the cause before replacing the wheel speed sensor.

- Make sure there is no debris in the sensor mounting hole.

5. Start the engine, and make sure the ABS and VSA indicators go off.

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






Rear

1. Turn the ignition switch to LOCK (0).

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

3. Release from the clamps, then 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:
- Install the sensor carefully to avoid twisting the wires.

- If the wheel speed sensor comes in contact with the wheel bearing unit, investigate the cause before replacing the wheel speed sensor.

- Make sure there is no debris in the sensor mounting hole.

5. Start the engine, and make sure the ABS and VSA indicators go off.

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