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How often should a car’s oil filter be replaced?

how often oil filter change

It is said that buying a car is easy but maintaining a car is difficult. This difficulty not only requires spending money, but also requires spending time and energy on car maintenance and repair. For example, many people know that the engine is very important, such as changing the engine lubricating oil (engine oil), replacing the oil filter element, etc., but many car owners do not understand how often to replace the oil filter element?

Today we will analyze the replacement of the oil filter element in detail.

The function of oil filter

The oil filter is also called an oil filter element. Its function is very simple. It is to filter out impurities in the oil, such as additives, moisture, particles, carbon deposits, dirt, etc., to provide cleaner lubricating oil for the engine and reduce engine friction. , extend the service life of the engine.

oil filter location

Factors affecting the service time of oil filter

Oil quality and filter quality

If the engine oil is of poor quality or has expired, and has a lot of impurities, it will easily clog the oil filter element. If the quality of the filter element is not good, the filtration effect will not be good and the filter screen will be easily clogged.

The operating environment and working conditions of the engine

Violent driving of the car, frequent idling, etc. will aggravate the damage to the engine oil and also reduce the service life of the filter element.

Oil Filter replacement time

how often oil filter change

Under normal circumstances

The filter element can be replaced according to the time specified in the car maintenance manual. Under normal circumstances, it can be replaced between 5,000 highways and 10,000 kilometers.

Added oil of relatively poor quality

If poor quality oil is added, it is recommended to replace the engine oil and filter element together every 3,000 to 5,000 kilometers. Or replace the oil and filter element immediately.

The car is not used for a long time

If the car is not used for a long time, it is recommended to replace the filter element every three months or half a year. Leaving the filter element for a long time will also affect the use effect.

Poor driving habits

If you have bad driving habits, you have to press the accelerator and brake quickly, and you drive for a long time on traffic jams, even if the mileage is not enough. It is recommended to replace it every three months or so.

Smooth driving and good engine oil quality

The driving is smooth, the oil quality is good, and the driving road is generally in the suburbs or on such smooth roads, it can be replaced every 30,000 kilometers or so.

Can’t start the fire or need to fire several times before it can start.

If the vehicle cannot start or needs to be started several times before it starts. It is recommended to check in time to see if there is a problem with the oil filter.

Replace the oil filter when changing the engine oil.

It is recommended to change the engine oil once and also replace the filter element. After all, the filter element is not expensive.


Although the oil filter is a small car part, it plays a very important role in extending the service life of the engine. Therefore, car owners should check and replace the oil filter regularly. Btlas Filter reminds you: be sure to find professional, high-quality engine oil and filter elements. Therefore, we recommend you to use our Btlas oil filter. If you want to know more, please contact us immediately.

Reference blog:Vacuum Pump Oil Filter.Oil Filter Elements:5 Standards for Installing!How to Choose the Right Oil filter for Your Car.Unveiling the Best Oil Filter Elements for Maximum Engine Performance.What is the difference between hydraulic oil filters and oil filter elements?

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