1.CHECK FUSE

1. Turn ignition switch OFF.
2. Check 10 A fuse, [No.6, located in fuse block (J/B)].

Is fuse fusing?
YES>>Replace the blown fuse after repairing the affected circuit if a fuse is blown.
NO>>GO TO 2.
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 (V) (Approx.)
   Intelligent Key warning buzzer
   Connector | Terminal
   E62 | 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
   M121 | 64 | E62 | 3 | Existed

3. Check continuity between BCM harness connector and ground.

   BCM | Ground | Continuity
   Connector | Terminal
   M121 | 64 | Not existed

Is the inspection result normal?
YES>>GO TO 4.
NO>>Repair or replace harness.
4.CHECK INTELLIGENT KEY WARNING BUZZER
Check 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.