Key Switch

WARNING: This page is about a different car, the 2005 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.

Check continuity between terminals 3 and 4 of the key switch and key lock solenoid.

Fig 1: Key Switch & Key Lock Solenoid Harness Connector Terminals Continuity Chart
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 2: Checking Continuity Between Terminals 3 & 4 Of Key Switch & Key Lock Solenoid Harness Connector
Courtesy of NISSAN MOTOR CO., U.S.A.