Accelerator Pedal Position Sensor

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: ECM Terminals Voltage Chart - APP Sensor Circuits
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 2: Checking Voltage Between ECM Connector Terminals 106 (APP Sensor 1 Signal), 98 (APP Sensor 2 Signal) And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.
If NG, replace accelerator pedal assembly and go to the next step.
Perform "ACCELERATOR PEDAL RELEASED POSITION LEARNING "
Perform "THROTTLE VALVE CLOSED POSITION LEARNING "
Perform "IDLE AIR VOLUME LEARNING "