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How to Replace the Key Fob Battery for the Audi A3

Model: Audi A3 8V, MK 3 - Years 2012-2019
Part: Key

Today, let's go through these brief instructions on how to disassemble and replace the battery of the Audi A3 key fob. First, take your key fob and use a thin, pointed object like a flat screwdriver to pry open the side of the fob, removing the plastic cover; this will give you access to the battery compartment, as shown in the video. Now, remove the old battery and replace it with a new one of the correct type (in this case, a CR 2032 3V); insert it the right way round and refit the plastic cover!

Updated on 15 August 2026 by ScegliAuto

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How to Replace the Remote Battery for the Volvo XC40?

In this tutorial, you will see how to replace the battery in the remote for the Volvo XC40, a very simple and quick operation. For this, you will need a replacement battery of type CR2032 and possibly a small flathead screwdriver. First, remove the front cover by pressing the button on the metal ring, then locate the second button, press it as well, and remove the opposite cover. Next, open the circular cap, take out the old battery, and insert the new one in the opposite direction. Finally, reassemble everything.

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by ScegliAuto

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