DTC Troubleshooting

DTC Troubleshooting: U0302 (129)

DTC U0302:

PGM-FI System and A/T System Program Mismatch

NOTE:

- Before you troubleshoot, record all freeze data and any on-board snapshot with the HDS, and review the General Troubleshooting Information Initial Inspection and Diagnostic Overview.
- This code is indicated when PCM updating is incomplete.
- Do not turn the ignition switch to LOCK (0) or ACCESSORY (I) while updating the PCM. If you turn the ignition switch to LOCK (0) or ACCESSORY (I) before completion, the PCM can be damaged.

1. Update the PCM (A/T system) ECM/PCM Update.

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

Is DTC U0302 indicated?

YES -

Replace the original PCM Service and Repair.

NO -

Troubleshooting is complete.