Diagnosis Procedure

1. Turn ignition switch OFF.
2. Disconnect push-button ignition switch connector and IPDM E/R connector.
3. Check voltage between push-button ignition switch harness connector and ground.

   (+)		(-)	Voltage (V) (Approx.)
   Push-button ignition switch
   Connector	Terminal
   M50	4	Ground	Battery voltage

Is the inspection result normal?

YES 

GO TO STEP 3  .

NO 

GO TO STEP 2  .

1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and push-button ignition switch harness connector.
   WITH STEERING LOCK UNIT
   
   

   BCM		Push-button ignition switch		Continuity
   Connector	Terminal	Connector	Terminal
   M122	89	M50	4	Existed

   WITHOUT STEERING LOCK UNIT
   
   

   BCM		Push-button ignition switch		Continuity
   Connector	Terminal	Connector	Terminal
   M121	60	M50	4	Existed

3. Check continuity between BCM harness connector and ground.
   WITH STEERING LOCK UNIT
   
   

   BCM		Ground	Continuity
   Connector	Terminal
   M122	89		Not existed

   WITHOUT STEERING LOCK UNIT
   
   

   BCM		Ground	Continuity
   Connector	Terminal
   M121	60		Not existed

Is the inspection result normal?

YES 

Replace BCM. Refer to REMOVAL AND INSTALLATION .

NO 

Repair or replace harness.

Check continuity between push-button ignition switch harness connector and ground.

Is the inspection result normal?

YES 

GO TO STEP 4  .

NO 

Repair or replace harness.

Refer to COMPONENT INSPECTION .

Is the inspection result normal?

YES 

GO TO STEP 5  .

NO 

Replace push-button ignition switch. Refer to REMOVAL AND INSTALLATION .

Refer to INTERMITTENT INCIDENT .

INSPECTION END