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How to Replace the Key Fob Battery on an Audi A3

Model: Audi A3 MK 4, 8Y - Years: 2020, 2021, 2022, 2023, 2024, 2025, 2026
Part: Key

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Video tutorial

Replacing the battery in the key fob of an Audi A3 is a simple and quick operation. Take the key fob and first press the button located near the upper corner of the casing to release the key inside.

Now take a flat-head screwdriver and insert the tip into the central slot on the back of the fob; leverage with the screwdriver to separate the battery compartment from the rest of the fob. Open the battery compartment cover and proceed to replace the battery.

The required battery model is a flat CR 2032 3V.


Updated on 26 June 2026 by ScegliAuto


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How to lower the rear seats in the Peugeot 206?

In this tutorial, you will see how to lower the rear seats in the Peugeot 206, a very simple and quick operation, for example, if you need more space in the boot. First, open both the doors and the tailgate, then unclip the seat base and position it vertically. Next, remove the horizontal partition, locate the release levers at the ends of both seatbacks, and, by operating them, lower the seatbacks. To reassemble everything, simply follow the reverse procedure.

Watch the video!


by ScegliAuto

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