DTC P0705: Park/Neutral Position (PNP) Switch: Description: Notes
WARNING: This page is about a different car, the 2002 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.
The PNP switch assembly includes a transmission range switch.
Fig 1: Locating Park/Neutral Position Switch
Courtesy of NISSAN MOTOR CO., U.S.A.
The transmission range switch detects the selector lever position and sends a signal to the TCM.