EPS DTC Troubleshooting: 30-01

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 Description	DTC	Freeze Frame
30-01 ECU Software Reprogramming Failure

Problem verification:

Problem verification

?1.	Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.

?2.	Clear the DTC with the HDS.

?3.	Turn the ignition switch to LOCK (0), then turn it to ON (II) again, or select the OFF 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?

The failure is duplicated. Go to step 2.

Intermittent failure, the system is OK at this time.?

EPS control unit check (update):

EPS control unit check (update)

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

?2.	Turn the ignition switch to LOCK (0), then turn it to ON (II) again, or select the OFF 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?

Troubleshooting is complete.?