Back Door Warning Chime System

BACK DOOR WARNING CHIME SYSTEM


Diagnosis Procedure

1.BACK DOOR WARNING CHIME CIRCUIT INSPECTION
1. Disconnect back door control unit and back door warning chime.





2. Check continuity between back door control unit connector (A)
B55 terminal 6 and back door warning chime connector (B)
D514 terminal 1.

6 - 1 : Continuity should exist.

3. Check continuity between back door control unit connector (A)
B55 terminal 6 and ground.

6 - Ground : Continuity should not exist.

Is the inspection result normal?
YES - GO TO 2
NO - Repair or replace the harness between the warning chime and the back door control unit.
2.WARNING CHIME CIRCUIT INSPECTION





1. Check continuity between back door control unit connector (A)
B55 terminal 9 and back door warning chime connector (B)
D514 terminal 2.

9 - 2 : Continuity should exist.

2. Check continuity between back door control unit connector (A)
B55 terminal 9 and ground.

9 - Ground : Continuity should not exist.

Is the inspection result normal?
YES - Replace warning chime.
NO - Repair or replace the harness between the warning chime and the back door control unit.