C1607

C1607, C1608 EPS CONTROL UNIT





DTC Logic

DTC DETECTION LOGIC






DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If "DTC CONFIRMATION PROCEDURE" has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.
- GO TO 2.
2.DTC REPRODUCTION PROCEDURE
With CONSULT-III
1. Turn the ignition switch OFF to ON.
2. Perform "EPS" self-diagnosis.
Is DTC "C1607" or "C1608" detected?
YES - Proceed to diagnosis procedure. SEE Diagnosis Procedure.
NO - INSPECTION END




Diagnosis Procedure
1.CHECK TERMINALS AND HARNESS CONNECTORS
Check EPS control unit pin terminals for damage or loose connection with harness connector. If any items are damaged, repair or replace error-detected parts.
Is the inspection result normal?
YES - GO TO 2.
NO - Repair or replace error-detected parts.
2.PERFORM SELF-DIAGNOSIS
With CONSULT-III
1. Erase self-diagnostic results for "EPS".
2. Turn the ignition switch OFF, and then wait 10 seconds and more.
3. Perform self-diagnosis for "EPS".
Is DTC "C1607" or "C1608" detected?
YES - EPS control unit is malfunctioning. Replace steering column assembly. Removal And Installation.
NO - Check intermittent incident. Intermittent Incident.