VDC Off Switch

WARNING: This page is about a different car, the 2005 Infiniti FX45 and 2005 Infiniti FX35. However, it is still accessible from the selected car via links, so may be relevant.

Turn ignition switch OFF and disconnect VDC OFF switch connector, and check continuity between VDC OFF switch connector M32 terminals 1 and 2.
1. 1 -2: Continuity should exist when pushing switch.
  Continuity should not exist when releasing switch.
  
  Fig 1: Checking Continuity Between VDC Off Switch Connector M32 Terminals 1 And 2
  Courtesy of NISSAN MOTOR CO., U.S.A.