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How to Replace the Key Fob Battery of the Audi A6

Model: Audi A6 C7, MK 4 - Years 2011-2018
Part: Key

To replace the key fob battery of the Audi A6, start by pressing the lower button on the back of the key fob to remove the blade; after removing the key blade, press the same button again to take out the battery holder with the battery; once the holder is removed, take out the old battery, get the new battery, remove it from the packaging, and insert the new battery; now reinsert the battery holder into the key fob and then you can also reinsert the key blade. Finally, check the proper functioning of the new battery.

Updated on 8 July 2026 by ScegliAuto

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