WARNING: This page is about a different car, the 2005 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Wiring Diagram - A/T Lever Switch Circuit (AT-LVRSW)
Courtesy of NISSAN MOTOR CO., U.S.A.
TCM terminal and data are reference value Measured between each terminal and ground.
Fig 2: TCM Terminal & Data Reference Value Chart - A/T Lever Switch