Throttle Position Sensor

Reconnect all harness connectors disconnected.
Perform Throttle Valve Closed Position Learning .
Turn ignition switch ON
Set selector lever to D position.
Check voltage between ECM terminals 50 (TP sensor 1 signal), 69 (TP sensor 2 signal) and engine ground under the following conditions.

Fig 1: Checking Throttle Position Sensor (1 Of 2)
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 2: Checking Throttle Position Sensor (2 Of 2)
Courtesy of NISSAN MOTOR CO., U.S.A.
If NG, replace electric throttle control actuator and go to the next step.
Perform Throttle Valve Closed Position Learning .
Perform Idle Air Volume Learning .