DTC Diagnosis Procedure

Regarding Wiring Diagram information, refer to appropriate system wiring diagram.

1. CHECK FUSES AND FUSIBLE LINK 

   Check that the following fuses and fusible link are not blown.

   Terminal No.	Signal name	Fuses and fusible link No.
   57	Battery power supply	12 (10A)
   70		G (40A)

   Is the fuse blown?

   YES

   Replace the blown fuse or fusible link after repairing the affected circuit.

   NO

   GO TO 2 .

2. CHECK POWER SUPPLY CIRCUIT 
   1. Disconnect BCM connector M99.
   2. Check voltage between BCM connector M99 and ground.

      BCM		Ground	Voltage
      Connector	Terminal
      M99	57	-	Battery voltage
      	70

   Is the inspection result normal?

   YES

   GO TO 3 .

   NO

   Repair harness or connector.

3. CHECK GROUND CIRCUIT 

   Check continuity between BCM connector M99 and ground.

   BCM		Ground	Continuity
   Connector	Terminal
   M99	67	-	Yes

   Is the inspection result normal?

   YES

   Inspection End.

   NO

   Repair harness or connector.