DTC 20

DTC 20: Steering Angle Sensor Malfunction

1. Turn the ignition switch ON (II).
2. Check for VSA system DTCs with the HDS.

Are any DTCs indicated?

YES - Troubleshoot the indicated VSA system DTC(s).

NO - Go to step 3.

3. Clear the DTCs with the HDS.
4. Turn the adaptive cruise control (ACC) switch ON.
5. Turn the steering wheel left and right several times.
6. Watch the CMBS indicator.

Does the CMBS indicator come on?

YES - Go to step 7.

NO - Intermittent failure, the system is OK at this time. Check for loose or poor connections.

7. Check for DTCs with the HDS.

Is DTC 20 indicated?

YES - Check for loose or poor connections. If OK, replace the ACC unit.

NO - Troubleshoot the indicated DTC.