## 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