Buick Excelle hrv throttle position

Buick Excelle hrv throttle position is located behind the air filter element of the air intake system. Throttle is the throat of the engine, which can control the intake of the engine. When the driver steps on the accelerator pedal, the fuel injection quantity is not directly controlled, but the throttle opening is controlled. When the throttle opening becomes larger, the sensor detects that the amount of air entering the engine increases.

The function of Buick Excelle

Throttle opening refers to the opening angle of engine throttle. The throttle of the automobile engine is controlled by the driver through the accelerator pedal, which changes the air intake of the engine and thus controls the operation of the engine. Different throttle opening marks different working states of the engine.

After the sensor detects that the air quantity entering the engine increases, the ecu will command the fuel injection system to increase the fuel injection quantity, and all automobile engines are using electronic throttles.