DTC P0602: ECM/PCM Programming Error
NOTE:
- Before you troubleshoot, record all freeze data and any on-board snapshot, and review GENERAL TROUBLESHOOTING INFORMATION .
- This DTC is indicated when an ECM/PCM update is not completed.
- Do not turn the ignition switch to ACC (I) or to LOCK (0) while updating the ECM/PCM. If you do, the ECM/PCM can be damaged.
- Do the ECM/PCM update procedure (see ECM/PCM UPDATE ).
- Check for Pending or Confirmed DTCs with the HDS.
Is DTC P0602 indicated?
YES: Replace the original ECM/PCM (see ECM/PCM REPLACEMENT ).
NO: The update is complete. If any other Pending or Confirmed DTCs are indicated, go to the indicated DTC's troubleshooting.