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 a PCM update is not completed. Do not turn the ignition switch to LOCK (0) or ACC (I) while updating the PCM. If you do, the PCM can be damaged.
- Do the PCM update procedure (see «PCM Update»(ref-371365-S16561949192010091000000) ).
- Check for Pending or Confirmed DTCs with the HDS. Is DTC P0602 indicated? YES -Replace the original PCM (see «PCM REPLACEMENT»(ref-371365-S17141106632010091000000) ). NO -The update is complete. If any other Pending or Confirmed DTCs are indicated, go to the indicated DTC's troubleshooting.