Steering Angle Sensor Module

U0428 STEERING ANGLE SENSOR MODULE

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
1.Turn the ignition switch OFF to ON and wait for at least 12 seconds.
2.Perform "EPS" self-diagnosis.
Is DTC "U0428" detected?
YES- Proceed to diagnosis procedure. .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK STEERING ANGLE SENSOR SYSTEM

Check steering angle sensor system. C1143.
Is the inspection result normal?
YES- GO TO 2.
NO- Repair or replace error-detected parts.

2. PERFORM SELF-DIAGNOSIS

With CONSULT
1.Turn the ignition switch OFF and wait for at least 10 seconds.
2.Turn the ignition switch OFF to ON and wait for at least 12 seconds.
3.Perform self-diagnosis for "EPS".
Is DTC "U0428" detected?
YES- Power steering control module is malfunction. Replace power steering oil pump assembly. With Heated Steering Wheel (With heated steering wheel), Without Heated Steering Wheel (Without heated steering wheel).
NO- Check the pin terminals for damage or loose connection with harness connector. If any items are damaged, repair or replace error-detected parts.