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Replacing the Remote Control Battery for the Audi A3 - A4 - A5

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

In today's video tutorial, we will see how to remove and replace the battery of the electronic key remote for the Audi A3, as well as the A4 and A5. First, take your remote control and start by removing the physical key from inside it by pressing the button; then remove the battery tray to take out the battery, as illustrated in the video. At this point, replace the battery with a new one of the correct type (in this case, a CR 2032 3V); insert it the right way into the tray and reassemble the physical key onto the remote.

Updated on 9 May 2026 by ScegliAuto

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by ScegliAuto

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