Accelerator Pedal Position Sensor

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.

Reconnect all harness connectors disconnected.
Turn ignition switch ON.
Check voltage between ECM terminals 106 (APP sensor 1 signal), 98 (APP sensor 2 signal) and ground under the following conditions.

Fig 1: Checking Voltage Between ECM Terminals 106, 98 & Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 2: Terminals Voltage Condition Chart
Courtesy of NISSAN MOTOR CO., U.S.A.
If NG, replace accelerator pedal assembly and go to next step.
Perform "ACCELERATOR PEDAL RELEASED POSITION LEARNING ".
Perform "THROTTLE VALVE CLOSED POSITION LEARNING ".
Perform "IDLE AIR VOLUME LEARNING ".