What are the cleaning methods of car carbon deposit?

Cleaning method of automobile carbon deposit: 1. Clean the throttle to clean the carbon deposit: remove the engine decorative cover, remove the throttle, clean it with carburetor cleaner, dry it with cotton cloth and install it; 2. Clean up the carbon deposit inside the engine: open the engine oil cover, pour the whole tank of detergent, cover the engine oil cover, and shut down the engine after idling for 10 minutes to achieve the cleaning effect; 3. Clean up the carbon deposit by cleaning the oil circuit: before refueling, add the whole bottle of fuel additive to the fuel tank, and use one bottle of fuel additive for the 50-80 liter fuel tank; 4. Cleaning the carbon deposit in the air intake system: pour the cleaning agent of the air intake system into the liquid storage tank of special cleaning equipment, connect the air intake system, and vacuum the cleaning agent into the air intake pipeline after ignition to achieve the purpose of cleaning.