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Frequently asked questions about cars and motorcycles

How to replace the battery of the Audi A4 remote control?

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

In this tutorial we can see how to replace the battery of the Audi A4 remote control, an extremely simple and quick operation. To do this, we will need a replacement battery of type CR2032. First of all, we extract the emergency metal key by pressing the appropriate button, then we locate the two additional indicated buttons, press them and, at the same time, extract the small drawer. We then remove the old battery, place the replacement taking care to respect the polarity and reassemble everything following the reverse procedure.

Posted on 20 November 2025 by ScegliAuto

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