Do it yourself
Frequently asked questions about cars and motorcycles
Car tutorial (Do it yourself) Motorcycle tutorial (Do it yourself) Frequently Asked Questions

How to Replace the Key Fob Battery on an Audi A4?

Model: Audi A4 B9 - Years 2014-2024
Part: Key

To replace the key fob battery on an Audi A4, press the button on the top of the device to remove the key. Once the key is removed, you will find the tray that holds the battery underneath it. Pulling out this tray will allow you to remove the old battery and insert the new one. The new battery should now be placed back into the key fob, reinsert the key, and check that everything functions correctly after the replacement.

Updated on 16 September 2026 by ScegliAuto

Video tutorial

Related tutorials

How to Replace the Key Fob Battery in an Audi A4?
How to Replace the Key Fob Battery in an Audi A4?
Audi A4 (2014-2024 / B9) To replace the key fob battery in an Audi A4, use a tool as a lever to lift the cover on the front of the fob, located just below the manufacturer's …
How to Replace the Key Fob Battery on an Audi A4
How to Replace the Key Fob Battery on an Audi A4
Audi A4 (2000-2004 / B6) How do you replace the battery in the key fob for an Audi A4? Let's see how to do it in this detailed video. Take your key fob and use a screwdriver …
How to Replace the Key Fob Battery for the Audi A4 B5?
How to Replace the Key Fob Battery for the Audi A4 B5?
Audi A4 (1994-2000 / B5) To replace the key fob battery for the Audi A4 B5, pry open the small grooves located on the upper side of the device. This will allow you to separat…

Other guides you may be interested in

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.

Watch the video!


by ScegliAuto

More videos