DTC Troubleshooting

DTC Troubleshooting: P0602, P0602

DTC P0602:

ECM/PCM Programming Error

NOTE:

- Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information Initial Inspection and Diagnostic Overview.
- This DTC is indicated when an ECM/PCM update is not completed.
- Do not turn the ignition switch to ACC (I) or LOCK (0) while updating the ECM/PCM. If you do, the ECM/PCM can be damaged.

1. Update the ECM/PCM ECM/PCM Update (M/T).

2. Check for Pending or Confirmed DTCs with the HDS.

Is DTC P0602 indicated?

YES -

Replace the original ECM/PCM Service and Repair.�

NO -

The troubleshooting is complete.�