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How to Replace the Remote Battery in an Audi A6

Model: Audi A6 C8, MK 5 - Years 2018-2026
Part: Key

If you own an Audi A6 model C8 (2018-2023) and want to learn the steps to replace the button battery inside the key, follow these instructions and put them into practice. First, remove the physical emergency key by pressing the button on the back cover and pulling the top part of the key outward. Next, use a standard flathead screwdriver to remove the back cover and proceed to replace the old battery with a new one (model CR2032).

Updated on 6 July 2026 by ScegliAuto

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