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How to Replace the Remote Battery on a Peugeot 308

Model: Peugeot 308 MK 2, T9 - Years 2013-2021
Part: Key

Replacing the remote battery on a Peugeot 308, as shown in this tutorial, is an extremely simple and quick task. You will need a small flathead screwdriver and a replacement CR2032 battery. First, extract the emergency key by pressing the designated button, then locate the slot on the back, insert the screwdriver tip into it, and pry it open. Once the cover is completely separated, remove the old battery and insert the new one, ensuring the correct polarity.

Updated on 23 June 2026 by ScegliAuto

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