ECPS Indicator Does Not Come On

Electronically Controlled Power Steering System (ECPS) Symptom Troubleshooting - ECPS indicator does not come on

ECPS indicator does not come on

1. Press the engine start/stop button to select the ON mode.

2. Check the ECPS indicator.

Does the indicator come on?

YES -

Intermittent failure, the system is OK at this time.

NO -

Go to step 3.

3. Press the engine start/stop button to select the OFF mode.

4. Disconnect the ECPS control unit 12P connector.

5. Press the engine start/stop button to select the ON mode.

6. Check the ECPS indicator.

Does the indicator come on?

YES -

Replace the ECPS control unit Service and Repair.

NO -

Go to step 7.

7. Press the engine start/stop button to select the OFF mode.

8. Disconnect the gauge control module connector A (32P).

9. Measure the resistance between the ECPS control unit 12P connector terminal No. 8 and body ground.





Is there 1 MOhms or more?

YES -

Replace the gauge control module Service and Repair.

NO -

Repair a short to body ground in the wire between the ECPS control unit and gauge control module.