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When the time comes to replace the cabin filter, many car owners wonder, what is this item necessary for. First and foremost, its purpose is to clean the air that enters from the street from dust and other elements. If you do not change the cabin filter in the terms specified in the technical paper of the vehicle, you will not simply breathe dusty air, the bad filter does not protect from germs and bacteria. The cabin filter consists of a special material - breathable paper that lets air through and, at the same time, hinders small particles of dust and dirt. The filter design contributes to the fact that it does not clog, because air resistance is equal to almost zero. Modern filters can also be charcoal, which allows to hinder carbon dioxide.

The filter performance is not as complicated as you may think. It works almost like a vacuum cleaner - filters out dust and dirt, and issues clean air. Usually manufacturers specify when the time comes to change the cabin filter. Most European standards recommend doing it every 10-15 thousand kilometers of run. It is possible to identify yourself the improper filter performance: if the heater is blowing with difficulty or you notice steamed windows in your vehicle, you need to replace this element. As mentioned above, the dust inside the cabin is not the biggest problem caused by a damaged filter.

Every motorist should know that a clogged cabin filter may negatively affect car engine ventilation. It may have a serious impact on the health of both driver and passengers. After all, it is very dangerous to drive with a bad visibility because of steamed windows. You can order a cabin filter in our online store, along with air and fuel filters, and significantly save time and, what`s more important, money.

What is necessary to know about cabin filter replacement: lifetime limits, common defects and their signs, tips and recommendations

On average, lifetime limit of the cabin filter is 15 000 – 20 000 operational kilometers. Lifetime limit of the component depends on its type and conditions in which the car is used. For example, the filter will break down earlier from regular driving on mud roads.

Common defect of the component is lifetime end, in other words, clogging of the unit for mechanical cleaning of air or loss of absorbing capabilities of the charcoal cabin filter. Damage of the housing or filtering element is also possible.

Necessity of cabin filter replacement is indicated by decreasing of airflow through the car heater or air-conditioner, as well as uneffective operation of these devices. Moreover, mouldy smell is noticeable in the passenger compartment, humidity increases and glasses  sweat significantly.

Filter clogging can be diagnosed by visual inspection. Dark-gray colour of the component, appearance of dirt, dust, damages of the filtering element and deformation of the body indicate that the component is broken down.

In order to replace the cabin filter, you need to specify its location in the exact car model.  Usually this information can be taken from vehicle technical documentation. The component may be located behind the glove box, under the dashboard or under the bonnet. After gaining access to the filter, you need to remove its cover, unscrewing fasteners, and then remove the defective component. Install a new spare part as per the markings on its cover, close and fasten the filter cover.