Circuit Description
WARNING: This page is about a different car, the 2002 Infiniti QX4, 2001 Nissan Pathfinder, and 2001 Infiniti QX4. However, it is still accessible from the selected car via links, so may be relevant.
PNP switch assembly includes a Transmission Range (TR) switch. The switch detects gearshift lever position and sends a signal to TCM. DTC sets when TCM receives an excessively low or high voltage from sensor based on gear position.