DTC 30-01: ECU Software Reprogramming Failure

NOTE: 

• BEFORE YOU TROUBLESHOOT, RECORD ALL FREEZE DATA AND ANY ON-BOARD SNAPSHOT, AND REVIEW THE HOW TO TROUBLESHOOT THE EPS .
• This DTC is indicated when the PCM update is not completed.

DTC (EPS)

1. Problem verification

   - 1. Turn the vehicle to the ON mode.

   - 2. Clear the DTC with the HDS.

   - 3. Turn the vehicle to the OFF (LOCK) mode, then the ON mode.

   - 4. Check for DTCs with the HDS.

   DTC Description	DTC	Freeze Frame
   30-01: ECU Software Reprogramming Failure

   Is DTC 30-01 indicated?

   YES 

   The failure is duplicated. Go to step 2.

   NO 

   Intermittent failure, the system is OK at this time.

2. EPS control unit check (update)

   - 1. Update the EPS control unit if it does not have the latest software.

   - 2. Turn the vehicle to the OFF (LOCK) mode, then the ON mode.

   - 3. Check for DTCs with the HDS.

   DTC Description	DTC	Freeze Frame
   30-01: ECU Software Reprogramming Failure

   Is DTC 30-01 indicated?

   YES 

   REPLACE THE EPS CONTROL UNIT .

   NO 

   Troubleshooting is complete.