Check Intelligent Key Warning Buzzer (Front Of Vehicle)

INTELLIGENT KEY SYSTEM


Check Intelligent Key Warning Buzzer (Front of Vehicle)

1. CHECK INTELLIGENT KEY WARNING BUZZER (FRONT OF VEHICLE) POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect Intelligent Key warning buzzer (front of vehicle) connector.
3. Check voltage between Intelligent Key warning buzzer (front of vehicle) harness connector E26 terminal 1 and ground.






1 - Ground : Battery voltage

OK or NG
OK >> GO TO 2.
NG >> Repair or replace Intelligent Key warning buzzer (front of vehicle) power supply circuit.
2. CHECK INTELLIGENT KEY WARNING BUZZER (FRONT OF VEHICLE) CIRCUIT
1. Disconnect Intelligent Key unit connector.





2. Check continuity between Intelligent Key unit harness connector M42 (A) terminal 4 and Intelligent Key warning buzzer (front of vehicle) harness connector E26 (B) terminal 3.

4 - 3 : Continuity should exist.

3. Check continuity between Intelligent Key warning buzzer (front of vehicle) harness connector E26 (B) terminal 3 and ground.

3 - Ground : Continuity should not exist.

OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness between Intelligent Key warning buzzer (front of vehicle) and Intelligent Key unit.
3. CHECK INTELLIGENT KEY WARNING BUZZER (FRONT OF VEHICLE) OPERATION
Connect battery power supply to Intelligent Key warning buzzer (front of vehicle) harness connector E26 terminals 1 and 3, and check the operation.






1 (BAT+) - 3 (BAT-) : The buzzer sounds

OK or NG
OK >> Intelligent Key warning buzzer (front of vehicle) is OK.
NG >> Replace Intelligent Key warning buzzer (front of vehicle).