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How to replace the battery of the Audi S6 2018 key

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

When the smart key of your Audi S6 (2018) suddenly stops working, it is very likely that it is time to replace the small button battery located inside. In the following mini guide, we will describe all the steps you need to take to complete the operation quickly and safely. First of all, remove the metal top part of the cover, then remove the battery holder and then remove the exhausted battery. Once you have done this, insert the new battery and reassemble the various components correctly.

Posted on 30 July 2025 by ScegliAuto

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