Diagnosis Procedure

WARNING: This page is about a different car, the 2012 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.

Regarding Wiring Diagram information, refer to "WIRING DIAGRAM ".

CHECK FRONT DOOR SWITCH LH CIRCUIT

Disconnect BCM.

Check continuity between BCM connector and front door switch LH connector.

BCM connector	Terminal	Front door switch LH connector	Terminal	Continuity
M19	47	B8	2	Yes

Check continuity between BCM connector and ground.

BCM connector	Terminal	Ground	Continuity
M19	47	Ground	No

Fig 1: Checking Continuity Between BCM Connector M19 And Front Door Switch LH Connector B8

Courtesy of NISSAN NORTH AMERICA, INC.

Is the inspection result normal?

YES: GO TO 2

NO: Repair or replace harness.

CHECK FRONT DOOR SWITCH LH
Refer to "COMPONENT INSPECTION ".

Is the inspection result normal?

YES: GO TO 3

NO: Replace front door switch LH.
CHECK INTERMITTENT INCIDENT
Refer to "INTERMITTENT INCIDENT ".

Is the inspection result normal?

YES: Replace BCM. Refer to "REMOVAL AND INSTALLATION ".

NO: Repair or replace the malfunctioning part.