DTC Troubleshooting: U0302: Notes

DTC U0302 : PGM-FI System and A/T System Program Version Mismatch

How to use this service information .

NOTICE:

Before you troubleshoot, review the How to Troubleshoot - Refer to: How to Troubleshoot the Fuel and Emissions Systems (1.5L Engine) or How to Troubleshoot the Brake Booster Pressure Monitoring System or How to Troubleshoot the Fuel and Emissions Systems (2.0L Engine) (2024 2025) or How to Troubleshoot the CVT System .
Do not turn the vehicle to the OFF (LOCK) mode while updating the TCM. If you do, the TCM can be damaged.

NOTE:

This DTC is indicated when the TCM update procedure is not completed.