Automatic Back Door Warning Buzzer

AUTOMATIC BACK DOOR WARNING BUZZER





Diagnosis Procedure
1.CHECK FUSE
1. Turn ignition switch OFF.
2. Check 10 A fuse, [No.9, 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 AUTOMATIC BACK DOOR WARNING BUZZER POWER SUPPLY CIRCUIT
1. Disconnect automatic back door warning buzzer connector.
2. Check voltage between automatic back door warning buzzer harness connector and ground.





Is the inspection result normal?
YES - GO TO 3.
NO - Repair or replace harness.
3.CHECK AUTOMATIC BACK DOOR WARNING BUZZER OUTPUT SIGNAL CIRCUIT
1. Disconnect automatic back door control module connector.
2. Check continuity between automatic back door control module harness connector and automatic back door warning buzzer harness connector.





3. Check continuity between automatic back door control module harness connector and ground.





Is the inspection result normal?
YES - GO TO 4.
NO - Repair or replace harness.
4.CHECK AUTOMATIC BACK DOOR WARNING BUZZER
SEE Component Inspection
Is the inspection result normal?
YES - Replace automatic back door control module. Automatic Back Door Control Module.
NO - Replace automatic back door warning buzzer.




Component Inspection
1.CHECK AUTOMATIC BACK DOOR WARNING BUZZER
1. Turn ignition switch OFF.
2. Disconnect automatic back door warning buzzer connector.
3. Check battery power supply directly to automatic back door warning buzzer terminals and check the operation.





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