Location of 460 HP natural gas Chai Weiguo six throttle valves

The throttle valve is located behind the air cleaner element of the intake system and in front of the intake manifold.

Throttle is the throat of the engine, which can control the intake of the engine. When the driver presses the accelerator pedal, he actually controls the throttle opening instead of directly controlling the fuel injection quantity. When the throttle opening becomes larger, the sensor detects the amount of air entering the engine.