DTC Troubleshooting: U0302
DTC U0302: PGM-FI System and A/T System Program Version Mismatch
NOTE:
Before you troubleshoot, review the General Troubleshooting Information.
This DTC is indicated when the TCM update procedure is not completed.
Do not turn the vehicle to the OFF (LOCK) mode while updating the TCM. If you do, the TCM can be damaged.

DTC Description
Confirmed DTC
Pending DTC
Freeze Frame
U0302 PGM-FI System and A/T System Program Version Mismatch
      

1.
Problem verification (update):

Problem verification (update)
?1.
Turn the vehicle to the ON mode.

?2.
Clear the DTC with the HDS.


?3.
Update the TCM.

?4.
Turn the vehicle to the OFF (LOCK) mode.

?5.
Turn the vehicle to the ON mode.

?6.
Check for Pending or Confirmed DTCs with the HDS.
DTC Description
Confirmed DTC
Pending DTC
Freeze Frame
U0302 PGM-FI System and A/T System Program Version Mismatch
      

Is DTC U0302 indicated?

     
YES
     
     
     
The failure is duplicated. Replace the TCM.?
     
NO
     
     
     
Update is complete.?