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How to Replace the Key Battery on the Peugeot 107

Model: Peugeot 107 MK 1 - Years 2005-2014
Part: Key

If the smart key for your Peugeot 107 (2005-2014) has suddenly stopped working without any damage, it is likely that the internal battery has run out and it is important to replace it correctly. Here’s how to do it. First, use a small flat screwdriver to open the cover. Then locate the button battery and remove it. Finally, insert the new battery (model CR2016) and correctly reassemble the cover. If you have done everything as indicated, your Peugeot 107 key will work perfectly again.

Updated on 19 June 2026 by ScegliAuto

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