Diagnosis Procedure
- CHECK FUSE
- Turn ignition switch OFF.
- Check 10 A fuse, [No. 9, located in fuse block (J/B)].
Is the inspection result normal?
YES
GO TO STEP 2 .
NO
Replace the blown fuse after repairing the affected circuit if a fuse is blown.
- CHECK AUTOMATIC BACK DOOR WARNING BUZZER POWER SUPPLY CIRCUIT
- Disconnect automatic back door warning buzzer connector.
- Check voltage between automatic back door warning buzzer harness connector and ground.
(+) (-) Voltage
(Approx.)Automatic back door warning buzzer Connector Terminal D159 1 Ground Battery voltage Is the inspection result normal?
YES
GO TO STEP 3 .
NO
Repair or replace harness.
- CHECK AUTOMATIC BACK DOOR WARNING BUZZER OUTPUT SIGNAL CIRCUIT
- Disconnect automatic back door control module connector.
- Check continuity between automatic back door control module harness connector and automatic back door warning buzzer harness connector.
Automatic back door control module Automatic back door warning buzzer Continuity Connector Terminal Connector Terminal B26 1 D159 2 Existed - Check continuity between automatic back door control module harness connector and ground.
Automatic back door control module Ground Continuity Connector Terminal B26 1 Not existed
Is the inspection result normal?
YES
GO TO STEP 4.
NO
Repair or replace harness.
- CHECK AUTOMATIC BACK DOOR WARNING BUZZER
Refer to COMPONENT INSPECTION
Is the inspection result normal?
YES
Replace automatic back door control module. Refer to REMOVAL AND INSTALLATION .
NO
Replace automatic back door warning buzzer.