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DTC P0602: ECM/PCM Programming Error Honda Fit GE

Testing & Diagnostics ~110 words

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.

  1. Do the ECM/PCM update procedure (see «ECM/PCM UPDATE»(ref-320426-S22945234462009071400000) ).
  2. Check for Pending or Confirmed DTCs with the HDS. Is DTC P0602 indicated? YES: Replace the original ECM/PCM (see «ECM/PCM REPLACEMENT»(ref-320426-S21651098282009071400000) ). NO: The update is complete. If any other Pending or Confirmed DTCs are indicated, go to the indicated DTC's troubleshooting.

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