DTC Troubleshooting

DTC Troubleshooting: P0602

DTC P0602: PCM Programming Error

NOTE:

- Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information. Initial Inspection and Diagnostic Overview

- This DTC is indicated when an 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 PCM. If you do, the PCM can be damaged.

1. Do the PCM update procedure. PCM Update

2. Check for Pending or Confirmed DTCs with the HDS.

Is DTC P0602 indicated?
YES - Replace the original PCM. PCM Replacement

NO - The update is complete.