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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 (see 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 LOCK (0) or do not press the engine start/stop button while updating the ECM/PCM. If you do, the ECM/PCM can be damaged.
  1. Do the ECM/PCM update  procedure.
  2. 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. ■

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