61-05

EPS DTC Troubleshooting: 61-05

DTC 61-05:

Motor Harness Short

1. Turn the ignition switch to ON (II).

2. Clear the DTC with the HDS.

3. Turn the ignition switch to LOCK (0).

4. Start the engine.

5. Check for DTCs with the HDS.

Is DTC 61-05 indicated?

YES -

Go to step 6.

NO -

Intermittent failure, the system is OK at this time. Check for poor connections or loose terminals at the EPS control unit.�

6. Turn the ignition switch to LOCK (0).

7. Disconnect EPS control unit connectors B (16P).

8. Turn the ignition switch to ON (II).

9. Measure voltage between body ground and EPS control unit connector B (16P) terminals No. 14,No. 15, and No. 16 individually.





Is there battery voltage?

YES -

Repair a short to power in the wire between the EPS control unit and the EPS motor.�

NO -

Go to step 10.

10. Turn the ignition switch to LOCK (0).

11. Check for continuity between body ground and EPS control unit connector B (16P) terminals No. 14,No. 15, and No. 16 individually.





Is there continuity?

YES -

Go to step 12.

NO -

Check for loose terminals in the EPS control unit connectors, and repair if necessary. If no poor connections are found, replace the EPS control unit Service and Repair.�

12. Disconnect the EPS motor 3P connector.

13. Check for continuity between body ground and EPS control unit connector B (16P) terminals No. 14,No. 15, and No. 16 individually.





Is there continuity?

YES -

Repair a short to body ground in the wire between the EPS control unit and the EPS motor.�

NO -

Replace the EPS motor Service and Repair.�