Do it yourself
Frequently asked questions about cars and motorcycles

How to Replace the Key Fob Battery of an Audi A4

Model: Audi A4 B6 - Years 2000-2004
Part: Key

Replacing the key fob battery of an Audi A4? Let's see in this video how to proceed in detail. Take your key fob and use a screwdriver to separate the two halves of the key fob cover. Once separated, take one half of the cover and pull it apart (as shown in the video). Remove the worn battery from the compartment (after taking out the battery holder from the cover), take a new one of the same size and voltage. Reinstall the plastic battery holder into the key fob cover, then join the two halves of the cover. Check the proper functioning of the key fob.

Updated on 13 March 2026 by ScegliAuto

Video tutorial

Related tutorials

Audi A4 (2014-2024 / B9) In today's video, you will learn how to disassemble and replace the battery in the remote key for various Audi models (A4, A5, A6, Q5, and others). F…
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 …
Audi A4 (1994-2000 / B5) In this video, you will learn how to replace the dead battery of the Audi A4 B5 and B6. This will be a quick operation that takes less than a minute.…

Other guides you may be interested in

How to Check the Oil Level on a Jeep Renegade?

To check the oil level on a Jeep Renegade, you need to open the bonnet to access the components inside the engine bay: on the lower left side of the engine block, you will find the dipstick for checking the level. This should be pulled out and thoroughly cleaned with a cloth: once cleaned, reinsert it back into its tube and pull it out immediately after. This way, you can check that the oil mark is between the minimum and maximum levels; finally, you can place the dipstick back in its tube.

Watch the video!


by ScegliAuto

More videos