DTC Diagnosis Procedure

1. 1. Ignition switch OFF.
   2. Disconnect steering angle main control module and steering angle main motor harness connector.
   3. 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

   4. Check the continuity between control module harness connector and ground.

      Steering angle main control module		-	Continuity
      Connector	Terminal
      E230	35	Ground	No
      	36
      	37

Is the inspection result normal?

YES>>

GO TO 2.

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.