DTC Diagnosis Procedure

1. 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 .

1. 1. Disconnect steering angle main control module connector and steering angle main motor connector.
   2. 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

   3. 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.

1. 1. Check enlarged contact spring of terminal. Refer to How to Check Terminal .
   2. 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.