TP Sensor Circuit
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.
Measure voltage (backprobe) between TCM harness connector terminals No. 41 and 42 while depressing accelerator pedal slowly. At closed throttle, about .5 volt should be present. At wide open throttle, about 4 volts should be present. Voltage increases relative to throttle valve opening.