The main function of the cleaning of automobile oil bai road is: to prevent the du fuel supply system from being blocked, to ensure normal driving, to remove carbon deposits in the oil road, and to improve the fuel injection nozzle gel quality, to improve the atomization of the fuel injection nozzle, and to promote sufficient Combustion, reduce knocking, knock cylinders, increase power, reduce fuel consumption, protect the engine, and restore the vehicle’s startability, power and economy.