Where is the throttle position sensor in Nissan Maxima?

Where is the throttle position sensor in Nissan Maxima?
TPS is mounted to the throttle body, and are operated by the rotation of the throttle shaft. Depending on the model year, they have different shapes and sizes. Generally mounted to the throttle body by two fasteners. Some are adjustable and other not. They all have electrical connectors that lead to the ECM.