VSA System

VSA DTC Troubleshooting: 81

DTC 81:

Central Processing Unit (CPU)

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

2. Check for other system DTCs.

Are there other DTCs indicated?

YES -

Do the appropriate troubleshooting for the DTC.�

NO -

Go to step 3.

3. Clear the DTC with the HDS.

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

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

5. Check for DTCs with the HDS.

Is DTC 81 indicated?

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 -

Intermittent failure, the system is OK at this time.�