A fuel pressure regulator is a type of valve, and its function is to provide an important actuator that is primarily controlled by the ECM (Engine Control Management), usually located at the rear of the pump.
Throttle position switch
This component, which includes the entire TPS sensor, is also the most important part of a car, so you can find out what percentage of air it will get in. Just as you press the lever, the air door will open and the injector will have to spray oil in the right proportions.