If the vehicle is often moving in the dust more, poor air quality road areas, it should pay attention to clean the intakepipe, to ensure that the air intake.
假如车辆常常行进于尘埃较多、空气质量较差的路况区域，就应当留意清洁进气管道，确保进气的疏通。
2
The solution: Need to check the atomization of the injector and the intakepipe is smooth or not.
解决办法：需检查喷油器的雾化状况以及进气管是否畅通，有无堵塞物。
3
The air intake system of the engine is mainly composed of two parts: the air filter element and the intakepipe.