What are the methods for dealing with carbon deposits in cars?

[OKai]

Methods for dealing with carbon deposits in cars include: 1. Cleaning the throttle valve by removing the engine cover, detaching the throttle valve, cleaning it with carburetor cleaner, drying it with a cotton cloth, and reinstalling it; 2. Cleaning internal engine carbon deposits by adding an engine internal cleaner into the oil port, idling the engine for 10 minutes, and then replacing the oil and oil filter; 3. Cleaning the fuel system, injectors, combustion chamber, spark plugs, throttle, intake tract, and intake manifold. Effects of carbon deposits on vehicles: Reduced engine power, and in severe cases, it can cause engine knocking, acceleration noise, damage to pistons and crankshafts, and cylinder scuffing.