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How to Replace the Key Fob Battery of an Audi A4

Model: Audi A4 B8 - Years 2007-2016
Part: Key

How to replace the key fob battery of an Audi A4? Let's see in this video how to proceed in detail. Take your key fob and press the button to release the metal key. Once extracted, remove the battery holder from the cover (as shown in the video). Remove the worn battery from the compartment (after taking out the battery holder from the cover), take a new one of the same size and voltage. Reinstall the plastic battery holder into the key fob cover, then insert the metal key back into the cover. Check the proper functioning of the key fob.

Updated on 13 March 2026 by ScegliAuto

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by ScegliAuto

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