WARNING: This page is about a different car, the 2008 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Symptom Matrix Chart - Basic Engine Control System (1 Of 2)
Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 2: Symptom Matrix Chart - Basic Engine Control System (2 Of 2)