Do you smell a musty odor in your car as soon as you turn on the AC? Is the cooling performance leaving something to be desired? Then it’s high time to change the AC filter! In this article, you’ll learn everything important about “changing a car’s AC filter” – from the filter’s function and signs of a clogged filter to a step-by-step guide for doing it yourself.
Changing AC filter in a car
Why is the Car AC Filter So Important?
The AC filter, also known as a pollen filter or cabin filter, plays a crucial role in your comfort and the performance of your AC system. It filters the air that enters the vehicle interior from outside, removing:
- Pollen and grasses
- Dust and dirt particles
- Insects
- Bacteria and spores
A clean filter thus ensures clean air inside your car and helps prevent allergic reactions. It also protects the AC system from dirt and damage.
Clogged AC filter
How to Spot a Clogged AC Filter
A clogged filter can manifest through various symptoms:
- Unpleasant Odor: A musty or moldy smell when turning on the AC indicates a heavily soiled filter.
- Reduced Cooling Performance: The AC system doesn’t cool properly because airflow is restricted by the clogged filter.
- Foggy Windows: A clogged filter can lead to increased moisture inside the cabin, resulting in foggy windows.
- Allergic Reactions: Sneezing, watery eyes, and breathing difficulties can be signs of a dirty filter, especially for allergy sufferers.
If you notice one or more of these symptoms in your car, it’s advisable to check the AC filter and replace it if necessary.
Changing the AC Filter: Step-by-Step Guide
Changing the AC filter is usually straightforward and can be done yourself with a little DIY skill. Here’s a step-by-step guide:
- Locate the Filter: The filter’s location varies depending on the vehicle model. Generally, it’s found behind the glove compartment, under the hood, or in the passenger side footwell. Your car’s manual provides exact information on the installation location.
- Open the Housing: Depending on the vehicle model, you may need to remove the glove compartment, detach a cover, or release clips to access the filter.
- Remove the Old Filter: Carefully pull the old filter out of the housing. Pay attention to the installation direction to correctly insert the new filter.
- Insert the New Filter: Insert the new filter in the same direction as the old one. Ensure it fits correctly and isn’t creased.
- Close the Housing: Reattach the cover, glove compartment, or clips.
- Test the AC System: Turn on the AC system and check that it works properly.
New AC filter
How Often Should I Change the AC Filter?
As a general rule of thumb: The AC filter should be changed once a year or every 15,000 kilometers (approx. 9,000 miles). If you frequently use your vehicle in dusty environments or suffer from allergies, changing it sooner is recommended.
AC Filter Replacement Costs
The cost of a new AC filter varies depending on the vehicle model and manufacturer. On average, prices range between 10 and 30 Euros. Getting it changed at a workshop incurs additional labor costs.
Conclusion
Regularly changing the AC filter is essential for a comfortable and healthy climate in your car. The cost of the filter and replacement is manageable, but the benefits for your health and the longevity of your AC system are enormous. If you don’t feel comfortable doing the replacement yourself, a workshop will be happy to assist you.
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