Do it yourself
Frequently asked questions about cars and motorcycles

How to replace the battery of the Audi A4 remote control

Model: Audi A4 B9 - Years: 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
Part: Key

See other generations:
Video tutorial

One of the main causes of a car remote not functioning properly is simply a dead battery, and today we will explain how to replace the battery on the remote control of an Audi A4. To replace the battery, we must press the button on the top of the remote control in order to remove the metal part and the key contained inside.

Press the silver button to remove the central body of the remote control, then with the help of a flathead screwdriver, remove the non-functioning battery and insert a new CR 2032 battery.

Insert the central body back into the remote control and close it by inserting the top part with the metal key.


Posted on 22 February 2025 by ScegliAuto


Related tutorials

Audi A4 (2014-2024 / B9) How to replace the key fob battery of an Audi A4? Let's see how to do it. Take your key fob and press the button to release the metal key; separate t…
Audi A4 (2007-2016 / B8) Today we will see how to replace the remote battery in the Audi A4 and similar models. Remove the metal key from its slot, as this is a keyless remot…
Audi A4 (2014-2024 / B9) With the help of this short video tutorial, we will show you how to disassemble the remote control to replace the battery. Press on the side of the r…

Other guides you may be interested in

How to Remove the Toll Tag Holder from the Car Windscreen

The toll tag holder is usually attached to the car windscreen to ensure that the toll tag functions immediately when passing through barriers. However, if you decide to remove the holder, you should follow this procedure: - Insert the toll tag into the holder; - Pull the holder inwards to detach it from the windscreen; you can use a glass scraper or a stiff plastic card to assist you; After removing the holder, it is essential to remove the adhesive from the windscreen. To remove the adhesive, we recommend using a solvent-based spray that will remove the glue without clouding the area.

Watch the video!


by ScegliAuto

More videos