Warning Buzzer

WARNING BUZZER

Diagnosis Procedure


1. CHECK ELECTRICALLY-DRIVEN INTELLIGENT BRAKE UNIT POWER SUPPLY AND GROUND

Perform diagnosis of electrically-driven intelligent brake unit power supply and ground circuits. Power Supply and Ground Circuit.
Is the inspection result normal?
YES- GO TO 2.
NO- Repair or replace error-detected parts.

2. CHECK WARNING BUZZER CIRCUIT

1.Turn the ignition switch OFF.
2.Close all doors including the trunk lid, and wait outside of vehicle for 5 minutes or more.
3.Disconnect the electrically-driven intelligent brake unit harness connector.
4.Disconnect buzzer harness connector.
5.Check continuity between electrically-driven intelligent brake unit and warning buzzer.





Is the inspection result normal?
YES- GO TO 3.
NO- Repair or replace error-detected parts.

3. WARNING BUZZER INSPECTION

Check warning buzzer. .
Is the inspection result normal?
YES- Replace the electrically-driven intelligent brake unit. Removal and Installation.
NO- Replace the warning buzzer.


Component Inspection


1. WARNING BUZZER INSPECTION

1.Turn the ignition switch OFF.
2.Close all doors including the trunk lid, and wait outside of vehicle for 5 minutes or more.
3.Disconnect buzzer harness connector.
4.Apply voltage of 12 V between warning buzzer connector terminals 1 and 2.





Is the inspection result normal?
YES- INSPECTION END
NO- Replace the warning buzzer.