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 malfunctioning. Replace steering gear assembly. Refer to Removal and Installation .
- CHECK THE MOTOR CIRCUIT
- Disconnect steering angle main control module connector and steering angle main motor connector.
- Check the continuity between steering angle main control module harness connector and steering angle main 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 steering angle main 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.