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 DOOR KEY CYLINDER SWITCH INPUT SIGNAL

Turn ignition switch ON.

Check voltage between main power window and door lock/unlock switch connector and ground.

Terminals			Key position	Voltage (V) (Approx.)
(+)		(-)
Main power window and door lock/unlock switch connector	Terminal	(-)
D7	4	Ground	Lock	0
	4		Neutral/Unlock	5
	6		Unlock	0
	6		Neutral/Lock	5

Fig 1: Checking Voltage Between Main Power Window And Door Lock/Unlock Switch Connector And Ground

Courtesy of NISSAN NORTH AMERICA, INC.

Is the measurement value within the specification?

YES: Replace main power window and door lock/unlock switch.

NO: GO TO 2

CHECK DOOR KEY CYLINDER SIGNAL CIRCUIT

Turn ignition switch OFF.
Disconnect main power window and door lock/unlock switch and front door lock assembly LH (key cylinder switch).

Check continuity between main power window and door lock/unlock switch connector (A) and front door lock assembly LH (key cylinder switch) connector (B).

Main power window and door lock/unlock switch connector	Terminal	Front door lock assembly LH (key cylinder switch) connector	Terminal	Continuity
D7 (A)	4	D14 (B)	5	Yes
D7 (A)	6	D14 (B)	3	Yes

Fig 2: Checking Continuity Between Main Power Window And Door Lock/Unlock Switch Connector (A) And Ground

Courtesy of NISSAN NORTH AMERICA, INC.

Check continuity between main power window and door lock/unlock switch connector (A) and ground.

Main power window and door lock/unlock switch connector	Terminal	Ground	Continuity
D7 (A)	4		No
	6

Is the inspection result normal?

YES: GO TO 3

NO: Repair or replace harness.

CHECK DOOR KEY CYLINDER SWITCH GROUND CIRCUIT

Check continuity between front door lock assembly LH (key cylinder switch) connector and ground.

Front door lock assembly LH (key cylinder switch) connector	Terminal	Ground	Continuity
D14	4	Ground	Yes

Fig 3: Checking Continuity Between Front Door Lock Assembly LH (Key Cylinder Switch) Connector And Ground

Courtesy of NISSAN NORTH AMERICA, INC.

Is the inspection result normal?

YES: GO TO 4

NO: Repair or replace harness.

CHECK DOOR KEY CYLINDER SWITCH
Check door key cylinder switch.

Refer to "COMPONENT INSPECTION ".

Is the inspection result normal?

YES: Check intermittent incident. Refer to "INTERMITTENT INCIDENT ".

NO: Replace front door lock assembly LH (door key cylinder switch).