83-14

VSA DTC Troubleshooting: 83-13, 83-14

DTC 83-13:

ECM/PCM Communication Error

DTC 83-14:

ECM/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 ECM/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 ECM/PCM if it does not have the latest software: Except Si model ECM/PCM Update, Si model ECM/PCM Update, or substitute a known-good ECM/PCM: Except Si model, Si model.

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 ECM/PCM was updated, troubleshooting is complete. If the ECM/PCM was substituted, replace the original ECM/PCM: Except Si model , Si model Service and Repair.�