WARNING: This page is about a different car, the 2008 Infiniti EX35. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Vehicle Security System - Wiring Diagram
Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 2: Identifying Vehicle Security System Connector Terminals (1 Of 5)
Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 3: Identifying Vehicle Security System Connector Terminals (2 Of 5)
Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 4: Identifying Vehicle Security System Connector Terminals (3 Of 5)
Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 5: Identifying Vehicle Security System Connector Terminals (4 Of 5)
Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 6: Identifying Vehicle Security System Connector Terminals (5 Of 5)