Diagnosis Procedure

WARNING: This page is about a different car, the 2016 Nissan Versa. However, it is still accessible from the selected car via links, so may be relevant.

Regarding Wiring Diagram information, refer to WIRING DIAGRAM .

CHECK DOOR SWITCH INPUT SIGNAL

Turn ignition switch OFF.

Check signal between BCM connector and ground with oscilloscope.

Terminals			Door condition		Voltage (V) (Approx.)
(+)		(-)
BCM connector	Terminal	(-)
M18	12	Ground	Front RH	OPEN	0
M18	12		Front RH	CLOSE	Courtesy of NISSAN NORTH AMERICA, INC.
M19	47		Front LH	OPEN	0
M19	47		Front LH	CLOSE	Courtesy of NISSAN NORTH AMERICA, INC.

Is the inspection result normal?

YES

GO TO STEP 4 .

GO TO STEP 2 .

CHECK DOOR SWITCH CIRCUIT

Disconnect BCM connector.

Check continuity between BCM connector and door switch connector.

BCM connector	Terminal	Door switch connector	Terminal	Continuity
M18	12	B16 (Front RH)	3	Yes
M19	47	B8 (Front LH)	3	Yes

Check continuity between BCM connector and ground.

BCM connector	Terminal	Ground	Continuity
M18	12		No
M19	47		No

Is the inspection result normal?

YES

GO TO STEP 3 .

Repair or replace harness between BCM and door switch.

CHECK DOOR SWITCH

Refer to COMPONENT INSPECTION .

Is the inspection result normal?

YES

GO TO STEP 4 .

NO

Replace malfunctioning door switch. Refer to REMOVAL AND INSTALLATION .

CHECK INTERMITTENT INCIDENT

Refer to INTERMITTENT INCIDENT .

Inspection End.