VSA System

VSA DTC Troubleshooting: 21, 22, 23, 24

DTC 21, 22, 23, 24:

Magnetic Encoder (Wheel Bearing)

1. Turn the ignition switch to ON (II).

2. Clear the DTC with the HDS.

3. Test-drive the vehicle at 19 mph (30 km/h) or more.

NOTE: Drive the vehicle on the road, not on a lift.

4. Check for DTCs with the HDS.

Is DTC 21, 22, 23, or 24 indicated?

YES -

Go to step 5.

NO -

The system is OK at this time.�

5. Inspect the appropriate magnetic encoder for damage, debris, and correct installation (see table):





Is the magnetic encoder OK?

YES -

Check for loose terminals in the VSA modulator-control unit 47P connector. If necessary, substitute a known-good VSA modulator-control unit Service and Repair, and retest.�

NO -

Remove the debris from the magnetic encoder, or replace the wheel bearing (front) or the hub bearing unit (rear):

- Front: Replace the front wheel bearing Service and Repair.�
- Rear: Replace the rear hub bearing unit Service and Repair.�