infiniti Workshop Repair Guides

Infiniti Workshop Service and Repair Manuals

Diagnosis Procedure|Page 794 > < Hazard Warning Switch|Locations
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Trunk Lamp Switch: Testing and Inspection
Diagnosis Procedure

TRUNK ROOM LAMP SWITCH

Description

Detects trunk open/close condition.

TRUNK ROOM LAMP SWITCH

Diagnosis Procedure

1.CHECK TRUNK ROOM LAMP SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect trunk lid lock assembly connector.
3. Check signal between trunk lid lock assembly harness connector and ground using oscilloscope.

Is the inspection result normal?
YES - GO TO 3.
NO - GO TO 2.
2.CHECK TRUNK ROOM LAMP SWITCH CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and trunk lid lock assembly harness connector.

3. Check continuity between BCM harness connector and ground.

Is the inspection result normal?
YES - Replace BCM. Refer to See: Body and Frame/Body Control Systems/Body Control Module/Service and Repair/Removal and Installation.
NO - Repair harness or connector.
3.CHECK TRUNK ROOM LAMP SWITCH GROUND CIRCUIT
Check continuity between trunk lid lock assembly harness connector and ground.

Is the inspection result normal?
YES - GO TO 4.

Diagnosis Procedure|Page 794 > < Hazard Warning Switch|Locations