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 SPECIFICATION
   
   

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

   Is the inspection result normal? 

   YES: GO TO  3.

   NO: GO TO 2.

1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and push-button ignition switch harness connector.
   CONTINUITY SPECIFICATION
   
   

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

3. Check continuity between BCM harness connector and ground.
   CONTINUITY SPECIFICATION
   
   

   BCM		Ground	Continuity
   Connector	Terminal
   M122	89		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 4.

NO: Repair or replace harness.

Refer to "COMPONENT INSPECTION ".

Is the inspection result normal? 

YES: GO TO 5.

NO: Replace push-button ignition switch. Refer to "REMOVAL AND INSTALLATION ".

Refer to "INTERMITTENT INCIDENT ".

INSPECTION END