Accelerator Pedal Position Sensor

WARNING: This page is about a different car, the 2004 Nissan Sentra. 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 engine ground under the following conditions.

Fig 1: ECM Terminals Voltage Conditions Chart
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 2: Checking Voltage Between ECM Terminals 106, 98 And Engine Ground
Courtesy of NISSAN MOTOR CO., U.S.A.
If NG, replace accelerator pedal assembly.
Perform ACCELERATOR PEDAL RELEASED POSITION LEARNING .
Perform ACCELERATOR PEDAL RELEASED POSITION LEARNING .
Perform IDLE AIR VOLUME LEARNING .