Diagnosis Procedure

1. Turn ignition switch OFF.
2. Check voltage between IPDM E/R harness connector and ground.
   TERMINALS VOLTAGE REFERENCE
   
   

   IPDM E/R		Ground	Condition		Voltage (V) (Approx.)
   Connector	Terminal
   E9	60	Ground	Hood	Open	0
   				Close	Battery voltage

Is the inspection result normal? 

YES: GO TO  5.

NO: GO TO 2.

1. Disconnect IPDM E/R and hood switch connector.
2. Check continuity between IPDM E/R harness connector and hood switch harness connector.
   TERMINALS CONTINUITY REFERENCE
   
   

   IPDM E/R		Hood switch		Continuity
   Connector	Terminal	Connector	Terminal
   E9	11	E44	2	Existed

3. Check continuity between IPDM E/R harness connector and ground.
   TERMINALS CONTINUITY REFERENCE
   
   

   IPDM E/R		Ground	Continuity
   Connector	Terminal
   E9	11	Ground	Not existed

Is the inspection result normal? 

YES: GO TO 3.

NO: Repair or replace harness.

1. Connect the IPDM E/R connector.
2. Check voltage between IPDM E/R harness connector and ground.
   TERMINALS VOLTAGE REFERENCE
   
   

   IPDM E/R		Ground	Voltage (V) (Approx.)
   Connector	Terminal
   E9	60	Ground	Battery voltage

Is the inspection result normal? 

YES: GO TO 4.

NO: Replace IPDM E/R. Refer to "REMOVAL AND INSTALLATION ".

Refer to , "COMPONENT INSPECTION ".

Is the inspection result normal? 

YES: GO TO 5.

NO: Replace hood switch. Refer to "HOOD LOCK CONTROL : REMOVAL AND INSTALLATION ".

Refer to "INTERMITTENT INCIDENT ".

Is the inspection result normal? 

YES: Replace IPDM E/R. Refer to "REMOVAL AND INSTALLATION ".

NO: Repair or replace malfunctioning parts.