DTC P1705: Accelerator Pedal Position Sensor (Throttle Position Sensor): Description: Notes
WARNING: This page is about a different car, the 2003 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
The accelerator pedal position sensor is part of the system that controls throttle position. Accelerator pedal position signal is sent to the ECM. And the signal is also sent to TCM as throttle valve position signal.
Courtesy of NISSAN MOTOR CO., U.S.A.