Component Inspection

WARNING: This page is about a different car, the 2005 Nissan Frontier. However, it is still accessible from the selected car via links, so may be relevant.

Turn ignition switch "OFF". (Stay for at least 5 seconds.)
Remove 4WD shift switch harness connector.

Operate 4WD shift switch and check continuity between 4WD shift switch terminals.

4WD SHIFT SWITCH TERMINALS CONTINUITY SPECIFICATIONS

Terminal	Condition	Continuity
1 - 3	4WD shift switch: 2WD	Yes
1 - 3	4WD shift switch: 4H and 4LO	No
1 - 5	4WD shift switch: 4H	Yes
1 - 5	4WD shift switch: 2WD and 4LO	No
1 - 6	4WD shift switch: 4LO	Yes
1 - 6	4WD shift switch: 2WD and 4H	No

If NG, replace the 4WD shift switch.

Fig 1: Checking Continuity Between 4WD Shift Switch Terminals
Courtesy of NISSAN MOTOR CO., U.S.A.