What should I do if the automobile air filter element is blocked?

The air filter should be replaced every 65,438+05,000 kilometers, but it also depends on the specific road conditions and air quality. If you often drive on dusty or gravel roads, the dust collection speed of the air filter is definitely faster than that of vehicles only driving on expressway. The only way to judge whether the air filter element needs to be replaced is to take it out and check it carefully. It is no exaggeration that air filter can carry out preventive maintenance on the engine. Before the inhaled air is mixed with fuel, the function of the air filter is to filter out dust, carbon particles, some water vapor and other impurities in the air to ensure that clean air enters the cylinder. Theoretically, when a unit volume of fuel is burned, about 10000 unit volume of clean air is needed. Usually, automobile manufacturers suggest that the replacement period of air filter for normal maintenance is 48,000 kilometers, and a routine inspection is carried out every 24,000 kilometers; The recommended replacement interval for conservative maintenance is 24,000 km. In general, the air filter of a car needs to be replaced every 20,000 kilometers, and it must be replaced every 25,000 kilometers. Generally, it should be checked at 10000km, and it is best to check at 2000km in spring.

There is no standard for how often the filter element should be replaced. If the filter element is really dirty, it must be replaced. From the aspect of caring for vehicles, it is recommended that you replace them in advance according to the cycle. There are many kinds of air filter elements on the market now, not only different models are different, but also the shapes of products of the same model in different years are different. If you replace it yourself, it's best to remove the old parts first and compare them with the parts from the parts dealer with high credibility. High-quality air filter paper is very dense, with uniform texture and color. Filter paper and plastic edges shall be free of stubble, and the barbed wire supporting the filter paper shall be neat and free of peculiar smell. However, air filters that do not have the above characteristics may be products made of counterfeit or inferior recycled materials.