Throttle Control Motor

WARNING: This page is about a different car, the 2005 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect electric throttle control actuator harness connector.
Check resistance between terminals 5 and 6.
Resistance: Approximately 1 - 15 Ω [at 25 °C (77°F)]
If NG, replace electric throttle control actuator and go to next step.
Perform "THROTTLE VALVE CLOSED POSITION LEARNING ".
Perform "IDLE AIR VOLUME LEARNING ".

Fig 1: Checking Resistance Between Terminals 5 And 6
Courtesy of NISSAN MOTOR CO., U.S.A.