Diagnosis Procedure

UNLOCK SENSOR


Description

Detects door lock condition of driver side door.




UNLOCK SENSOR


Diagnosis Procedure

1.CHECK UNLOCK SENSOR INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect driver side door lock assembly connector.
3. Check signal between driver side door lock assembly harness connector and ground using oscilloscope.





Is the inspection result normal?
YES - GO TO 3.
NO - GO TO 2.
2.CHECK UNLOCK SENSOR CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and driver side door lock assembly harness connector.





3. Check continuity between BCM harness connector and ground.





Is the inspection result normal?
YES - Replace BCM. Refer to Removal and Installation.
NO - Repair or replace harness.
3.CHECK UNLOCK SENSOR GROUND CIRCUIT
Check continuity between driver side door lock assembly harness connector and ground.





Is the inspection result normal?
YES - GO TO 4.
NO - Repair or replace harness.
4.CHECK UNLOCK SENSOR
Refer to Component Inspection.
Is the inspection result normal?
YES - GO TO 5.
NO - Replace driver side door lock assembly. Refer to Removal and Installation.
5.CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident.
- INSPECTION END