How to clean the throttle of Audi a4?

Cleaning method of Audi A4 accelerator: 1, prepare tools; 2. Remove the throttle inlet elbow; 3. Unplug the throttle harness plug; 4. Remove the throttle body; 5. Wash the removed throttle valve repeatedly with carburetor cleaner A, and rinse both sides until no mottled liquid is washed off. Automobile throttle function: control the air intake, and the fuel quantity can be automatically controlled through the throttle position sensor. In other words, it is the device that controls the throttle. Classification of automobile throttle: one is semi-mechanical and semi-electronic throttle controlled by cable, and the other is full-electronic throttle given by sensor, and the throttle opening is calculated by computer with air intake and sensor angle. Hazards of not cleaning the throttle: 1. Unscheduled cleaning will cause the throttle opening to be wrong. Second, it will cause air with impurities to enter the engine combustion chamber. These two results lead to abnormal engine operation, mainly manifested in unstable idle speed; Sudden and instantaneous flameout when driving at high speed (the feeling of suddenly closing the throttle); Decline in strength; In severe cases, it will cause difficulties in starting and increase fuel consumption. Million car purchase subsidy