Check Intelligent Key Warning Buzzer

INTELLIGENT KEY SYSTEM


Check Intelligent Key Warning Buzzer

1.CHECK INTELLIGENT KEY WARNING BUZZER
Check voltage between Intelligent Key unit connector and ground.










OK or NG
OK - Intelligent Key warning buzzer is OK.
NG - GO TO 2.
2.CHECK INTELLIGENT KEY WARNING BUZZER POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect Intelligent Key warning buzzer connector.
3. Check voltage between Intelligent Key warning buzzer connector and ground.










OK or NG
OK - GO TO 3.
NG - Repair or replace Intelligent Key warning buzzer power supply circuit.
3.CHECK INTELLIGENT KEY WARNING BUZZER CIRCUIT
1. Disconnect Intelligent Key unit connector.
2. Check continuity between Intelligent Key unit connector and Intelligent Key warning buzzer connector.










3. Check continuity between Intelligent Key unit connector and ground.





OK or NG
OK - GO TO 4.
NG - Repair or replace harness between Intelligent Key unit and Intelligent Key warning buzzer.
4.CHECK INTELLIGENT KEY WARNING BUZZER OPERATION
Connect battery power supply to Intelligent Key warning buzzer terminals 1 and 3, and check the operation.






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

OK or NG
OK - Intelligent Key warning buzzer is OK.
NG - Replace Intelligent Key warning buzzer.