83-13

VSA DTC Troubleshooting: 83-13, 83-14

DTC 83-13:

PCM Communication Error

DTC 83-14:

PCM Communication Error

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

2. Clear the DTC with the HDS.

3. Test-drive the vehicle.

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

4. Check for DTCs with the HDS.

Is DTC 83-13 or 83-14 indicated?

YES -

Go to step 5.

NO -

Intermittent failure, the system is OK at this time. Check for loose terminals between PCM connector A (44P) and the VSA modulator-control unit 37P connector. Refer to intermittent failures troubleshooting.�

5. Turn the ignition switch to LOCK (0).

6. Update the PCM if it does not have the latest software PCM Update, or substitute a known-good PCM.

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

8. Clear the DTC with the HDS.

9. Test-drive the vehicle.

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

10. Check for DTCs with the HDS.

Is DTC 83-13 or 83-14 indicated?

YES -

Replace the VSA modulator-control unit Service and Repair.�

NO -

If the PCM was updated, troubleshooting is complete. If the PCM was substituted, replace the original PCM Service and Repair.