Note. Before you troubleshoot, record all freeze data and any on-board snapshot with the HDS, and review 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 ACC (I) or LOCK (0) while updating the PCM. If you do, the PCM can be damaged.
- Do the PCM update procedure (A/T system) (see «PCM UPDATE»(ref-360284-S30758408212010042800000) ).
- Check for Pending or Confirmed DTCs with the HDS. Is DTC U0301 indicated? YES -Replace the original PCM (see «PCM REPLACEMENT»(ref-360284-S39322714792010042800000) ). NO -Troubleshooting is complete. If any other Pending or Confirmed DTCs are indicated, go to the indicated DTC's troubleshooting.