How to clean up the carbon deposit in automobile throttle?

Cleaning method of automobile throttle carbon deposit: When cleaning throttle carbon deposit, first remove the intake throat to expose the throttle, remove the battery negative electrode, turn off the ignition switch, straighten the throttle plate, and spray a small amount of carburetor cleaner into the throttle. Then carefully scrub the deep part of the throttle valve with polyester rag or high spinning non-woven fabric. If you can't reach it, you can put a rag on it and scrub it carefully. Throttle is a controllable valve that controls air to enter the engine. There are two kinds: traditional cable throttle and electronic throttle. After the gas enters the intake pipe, it will be mixed with gasoline to form a combustible mixture, which will be burned to do work.