Where is the cabin air filter located in the Audi A4?

2 Answers
AnnieLynn
07/28/25 8:04pm
The Audi A4 has two cabin air filters. One is located in the footwell area of the front passenger seat, and the other is in the engine compartment near the windshield. The cabin air filter is a crucial component of the vehicle's air conditioning system, which separates dust, pollen, and solid particles from the air, while also absorbing moisture, soot, ozone, odors, carbon oxides, SO2, and CO2. The Audi A4 is a B-segment vehicle manufactured by FAW-Volkswagen, with dimensions of 4763mm in length, 1826mm in width, and 1426mm in height, and a wheelbase of 2903mm. The door handle design of the Audi A4 emphasizes ergonomic efficiency and functional perfection, with sensitive pressure points for easy door opening.
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ValerieLee
08/12/25 12:54am
I've been driving an Audi A4 for several years and have replaced the cabin air filter myself a few times. It's located inside the glove compartment in front of the passenger seat. First, open the glove box, and you'll find a plastic cover secured with clips. Remove it, and you'll see a rectangular housing where the filter is hidden. I usually replace it once a year, especially during high pollen seasons. Otherwise, the air blowing from the vents can develop a musty smell, which affects the driving experience. Buying filters online is very affordable, costing just a few dozen yuan, and installing it yourself saves on labor costs—both economical and convenient. Remember to handle the clips gently to avoid breaking them. Regularly changing the filter ensures clean air inside the car and prevents allergen buildup, which is crucial for long-term driving and passenger health.
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