DTC Troubleshooting: 21

DTC 21:  Wheel Slipping

1.Check that all four tyres are the specified size, and are inflated to the proper specification.

Are all four tyres the correct size and properly inflated?


YES - Go to 2.


NO - Install the correct tyres or set the tyres to the correct inflation, and retest.n


2.Check that all wheel sensors are installed correctly.

Are wheel sensors installed correctly?


YES - Go to 3.


NO - Reinstall or replace the wheel sensor(s).n


3.Check all wheel bearings.

Are they OK?


YES - Check for loose or poor connections in the VSA control unit 46P connector. If connections are good, replace the VSA modulator-control unit.n


NO - Replace the wheel bearing(s).n