How to clean the electronic throttle?

The method of cleaning the electronic throttle is as follows: 1. Buy a bottle of reliable carbon cleaning agent; 2. Open the front cover to find the engine and the air filter tube, and loosen the hairpin screw on the side of the air filter tube near the engine. Now you see the electronic throttle connected to the engine; 3. Spray the cleaning agent on the electronic throttle and wipe it with deerskin cloth. Repeat the operation and clean the parts that are not easy to wipe with a cotton swab; 4. Turn the car key to the on position and continue to wipe it until the black substance inside is cleaned and dried for a period of time. Finally, reinstall the air filter tube hairpin and step up the cleaning work.