VDC Relay Box
WARNING: This page is about a different car, the 2004 Infiniti M45. However, it is still accessible from the selected car via links, so may be relevant.
Disconnect VDC relay box harness connector E55, E56 and E57. Check continuity, resistance value, and insulation between any pair of terminals in the VDC relay box.
Courtesy of NISSAN MOTOR CO., U.S.A.