The throttle position sensor monitors how far open the throttle valve (or blade) is open, which is determined by how far down the accelerator pedal has been pushed. The throttle position controls ...

The throttle body is a housing with a valve that regulates airflow into an engine’s intake manifold. The throttle body resembles the base of a carburetor, and some low-cost fuel-injection ...

If you’ve never seen or heard a runaway diesel engine ... By peeling off the valve covers, you can see the fuel injector rack—which normally modulates throttle input via the governor through ...

The throttle body regulates the airflow into the intake manifold of the car's engine. It has an internal butterfly valve that rotates upon input from the throttle cable (your right foot).