What are the three filters?
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Automotive three filters refer to the air filter, fuel filter, and oil filter. Definition of automotive three filters: The automotive three filters, also known as the three major filters, are the air filter, fuel filter, and oil filter. Their function is to filter impurities or gases in the air, fuel, and oil, thereby protecting the engine and improving its working efficiency. Timely cleaning and maintenance of the three filters can fully utilize the engine's performance, reduce the engine failure rate, and help extend the engine's service life. Main functions of the three filters: The air filter ensures the cleanliness of the air entering the engine, the fuel filter ensures the cleanliness of the fuel and prevents vapor lock, and the oil filter filters the oil to ensure the normal operation of the engine, making it the most important component among the three filters.