Automatic Back Door Warning Buzzer

AUTOMATIC BACK DOOR WARNING BUZZER

Diagnosis Procedure

Regarding Wiring Diagram information, refer to "Wiring Diagram" Electrical Diagrams.

1. CHECK BACK DOOR WARNING CHIME POWER SUPPLY CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect back door warning chime connector.
3.Check voltage between back door warning chime harness connector and ground.





Is the inspection result normal?
YES- GO TO 3.
NO- GO TO 2.

2. CHECK BACK DOOR WARNING CHIME OUTPUT SIGNAL CIRCUIT

1.Disconnect automatic back door control module connector.
2.Check continuity between automatic back door control module harness connector and back door warning chime harness connector.





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





Is the inspection result normal?
YES- Replace automatic back door control module. Refer to "Removal and Installation" Service and Repair.
NO- Repair or replace harness.

3. CHECK BACK DOOR WARNING CHIME GROUND CIRCUIT

Check continuity between back door warning chime harness connector and ground.





Is the inspection result normal?
YES- GO TO 4.
NO- Repair or replace harness.

4. CHECK BACK DOOR WARNING CHIME

Refer to "Component Inspection" .
Is the inspection result normal?
YES- GO TO 5.
NO- Replace back door warning chime. Refer to "Removal and Installation" Back Door Warning Chime.
Revision: March 20122013 Infiniti JX

5. CHECK INTERMITTENT INCIDENT

Refer to "Intermittent Incident" Intermittent Incident.
- Inspection End.


Component Inspection


1. CHECK BACK DOOR WARNING CHIME

1.Turn ignition switch OFF.
2.Disconnect back door warning chime connector.
3.Check battery power supply directly to back door warning chime terminals and check the operation.





Is the inspection result normal?
YES- Inspection End.
NO- Replace back door warning chime. Refer to "Removal and Installation" Back Door Warning Chime.
Revision: March 20122013 Infiniti JX