Diagnosis Procedure

Regarding Wiring Diagram information, refer to "WIRING DIAGRAM ".

1. CHECK FUSE 
   1. Turn ignition switch OFF.
   2. Check 10 A fuse [No. 25, located in fuse block (J/B)].

      Is the inspection result normal? 

      YES: GO TO 2.

      NO: Replace the blown fuse after repairing the affected circuit if a fuse is blown.

2. CHECK INTELLIGENT KEY WARNING BUZZER POWER SUPPLY CIRCUIT 
   1. Disconnect Intelligent Key warning buzzer connector.
   2. Check voltage between Intelligent Key warning buzzer harness connector and ground.

      (+)		(-)	Voltage (Approx.)
      Intelligent Key warning buzzer
      Connector	Terminal
      E1	1	Ground	Battery voltage

      Is the inspection result normal? 

      YES: GO TO 3.

      NO: Repair or replace harness.

3. CHECK INTELLIGENT KEY WARNING BUZZER CIRCUIT 
   1. Disconnect BCM connector.
   2. Check continuity between BCM harness connector and Intelligent Key warning buzzer harness connector.

      BCM		Intelligent Key warning buzzer		Continuity
      Connector	Terminal	Connector	Terminal
      M19	64	E1	3	Yes

   3. Check continuity between BCM harness connector and ground.

      BCM		Ground	Continuity
      Connector	Terminal
      M19	64		No

      Is the inspection result normal? 

      YES: GO TO 4.

      NO: Repair or replace harness.

4. CHECK INTELLIGENT KEY WARNING BUZZER 

   Refer to "COMPONENT INSPECTION ".

   Is the inspection result normal? 

   YES: Replace BCM. Refer to "REMOVAL AND INSTALLATION ".

   NO: Replace Intelligent Key warning buzzer. Refer to "REMOVAL AND INSTALLATION ".