What does the term '4 filters' refer to?
1 Answers
Automotive four filters refer to the oil filter, fuel filter, air filter, and cabin air filter. These are also known as the oil strainer, fuel strainer, air strainer, and cabin air strainer. Below is an introduction to their functions: 1. Oil filter function: The oil filter's role is to filter the engine oil, improving its cleanliness and lubricity, thereby reducing engine wear and enabling optimal performance. 2. Fuel filter function: It filters the gasoline from the fuel tank to the engine combustion chamber. 3. Air filter function: It filters out dust and sand particles from the air. 4. Cabin air filter function: It filters out impurities such as dust particles from the air, providing clean air for the car's air conditioning system.