Diagnosis Procedure
- CHECK THE MOTOR
Check the steering angle main motor. Refer to Component Inspection .
Is the inspection result normal?
YES
GO TO 2.
NO
Steering angle main motor is malfunction. Replace steering gear assembly. Refer to Removal and Installation .
- CHECK THE MOTOR CIRCUIT
- Disconnect steering angle main control module and steering angle main motor harness connector.
- Check the continuity between control module harness connector and motor harness connector.
Steering angle main control module
Steering angle main motor
Continuity
Connector
Terminal
Connector
Terminal
E230
35
E237
2
Yes
36
3
37
1
- Check the continuity between control module harness connector and ground.
Steering angle main control module
--
Continuity
Connector
Terminal
E230
35
Ground
No
36
37
E229
38
Is the inspection result normal?
YES
GO TO 3.
NO
Repair or replace malfunctioning component.
- 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 main control module. Refer to Removal and Installation
NO
Repair or replace malfunctioning component.