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Replace Key Battery on Audi Cars

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

See other generations:
Video tutorial

Replacing the battery in your Audi remote/key is really simple, and now we will show you how. After obtaining a small flathead screwdriver, pry in the slot on the short side of the remote, near the keyring. After removing the cover this way, you will notice that the battery is inside that cover: extract it using the flathead screwdriver and insert the new one you purchased, available at any hardware store.

Close the remote by pressing it together with your hands, and you're done.


Updated on 9 April 2026 by ScegliAuto


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Watch the video!


by ScegliAuto

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