New cars are confusing. With all the computers, sensors, and gadgets, it may seem like there's some sort of magical witchcraft taking place under the hood. We're here to show you how modern automotive ...

If you drive a new truck, especially a diesel-powered rig, you've definitely experienced it: the very short lapse of time between the moment you step down on the throttle pedal and when the truck ...

An illuminated or blinking ETC warning light in a modern car indicates a malfunction in the electronic throttle control. Older cars have physical linkages between the throttle pedal and the throttle ...

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 ...

A carburetor and a throttle body both feed air into the engine, but confusingly, a carburetor has its own throttle body. Here ...