DTC P0602: PCM Programming Error
NOTE:
- Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information (see DTC TROUBLESHOOTING INDEX ).
- This DTC is indicated when a PCM update is not completed.
- Do not turn the ignition switch OFF while updating the PCM. If you turn the ignition switch OFF before completion, the PCM can be damaged.
- Do the PCM update procedure (see PCM UPDATING AND SUBSTITUTION FOR TESTING ).
- Check for Temporary DTCs or DTCs with the HDS.
Is DTC P0602 indicated?
YES - Replace the original PCM (see PCM REPLACEMENT ).
NO - The update is complete.