What is the purpose of cleaning the throttle?

The function of cleaning the throttle valve is to make the air intake smooth, restore the idle speed and emission of the vehicle and restore the power of the vehicle. Throttle is a controllable valve that controls air to enter the engine. After the air enters the intake pipe, it will be mixed with gasoline to form a combustible mixture, and the combustion is successful. The method of cleaning the throttle valve is: 1, open the hood of the engine and remove the black decorative plate on the upper part of the engine; 2. Loosen or remove the air inlet hose; 3. Remove the throttle valve and block the air inlet of the metal end with a rag; 4. Clean the throttle valve with cleaning agent or cleaning agent; 5. Clean the throttle and dry it with a rag. Put a little engine oil near the throttle shaft for lubrication.