Monitor Scantool Data
- EPS Type recognition
- Connect scantool to Data Link Connector (DLC)
- Ignition "OFF" and then Ignition "ON".
- Choose the area type Fig 1.
- Ignition "OFF" & Waiting 20 sec.
- Ignition "ON".
- Select "Diagnostic Trouble Codes (DTCs)" mode again.
- Are any DTCs present?
YES
- Substitute with a known-good steering column & EPS unit assembly check for proper operation.
If problem is corrected, replace steering column & EPS unit assembly and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NO
- Fault is intermittent caused by faulty EPS CM or was repaired and EPS CM memory was not cleared.
Go to "VERIFICATION OF VEHICLE REPAIR " procedure.
- Substitute with a known-good steering column & EPS unit assembly check for proper operation.