Diagnosis Procedure
- CHECK THE MOTOR
Check the steering angle sub motor. Refer to Component Inspection .
Is the inspection result normal?
YES
GO TO 2.
NO
Steering angle sub motor is malfunctioning. Replace steering gear assembly. Refer to Removal and Installation .
- CHECK THE MOTOR CIRCUIT
- Disconnect steering angle sub control module connector and steering angle sub motor connector.
- Check the continuity between steering angle sub control module harness connector and steering angle sub motor harness connector.
Steering angle sub control module
Steering angle sub motor
Continuity
Connector
Terminal
Connector
Terminal
E228
35
E235
2
Yes
36
3
37
1
- Check the continuity between steering angle sub control module harness connector and ground.
Steering angle sub control module
--
Continuity
Connector
Terminal
E228
35
Ground
No
36
37
E227
38
Is the inspection result normal?
YES
GO TO 3.
NO
Repair or replace malfunctioning components.
- CHECK INTERMITTENT INCIDENT
- Check enlarged contact spring of terminal. Refer to How to Check Terminal .
- Perform intermittent incident while turning steering wheel. Refer to Intermittent Incident .
Is the inspection result normal?
YES
Replace steering angle sub control module. Refer to Removal and Installation .
NO
Repair or replace malfunctioning components.