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How to change the battery of the 2024 Audi A3 key.

Model: Audi A3 8Y, MK 4 - Years 2020-2026
Part: Key

In today's article, we will show you how to replace the battery of the 2024 Audi A3 key. For this operation, you will need a small flathead screwdriver. First, you need to remove the emergency key by pressing the designated unlock button and extracting the key. After removing the key, use the screwdriver to pry along the edge of the key on the side opposite the buttons. Use the screwdriver to remove the cover; once the cover is removed, you will have access to the battery. Use the screwdriver to take it out so you can replace it. Once replaced, close the key and reinsert the emergency key. Now the procedure is complete.

Posted on 25 November 2025 by ScegliAuto

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