WARNING: This page is about a different car, the 2011 Infiniti G37. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Location Of Vehicle Security System Tightening Components (1 Of 2)
Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 2: Location Of Vehicle Security System Tightening Components (2 Of 2)