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Cabin Air Filter Replacement

Model: Audi A4 B6 - Years 2000-2004
Part: Cabin air filter

The cabin air filter is located in the engine compartment, just below the windshield, on the passenger side, near the battery compartment; to access it, open the hood, remove the seal on the rear edge, and the plastic cover located just below the windshield; then release the retaining tabs of the cabin air filter housing cover, remove the old filter, clean any dirt residue, and insert the new one (activated charcoal is recommended), ensuring it is oriented according to the airflow direction indicated by the arrows.

Updated on 18 February 2026 by ScegliAuto

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