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

Model: Audi A3 8V, MK 3 - Years: 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
Part: Key

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Video tutorial

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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How to Open the Fuel Filler Flap in the Hyundai i30?

In this tutorial, you will learn how to open the fuel filler flap in the Hyundai i30, a very simple operation that follows the typical procedure of most vehicles. First, unlock the locks using the designated button on the remote, then open the driver's door, locate the release lever on the left side of the seat, and operate it. Next, move to the fuel filler flap, open it completely, unscrew the cap, and refuel as needed. To close the flap, simply press it gently.

Watch the video!


by ScegliAuto

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