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How to Replace the Key Battery on a Citroen C4

Model: Citroen C4 MK 2 - Years 2010-2018
Part: Key

If your Citroen C4 key is no longer working due to a completely exhausted battery, then this guide is all you need. Just read it carefully and follow the steps. First, purchase a new CR2032 battery, then take the car key and proceed to remove the protective rear cover. Once done, locate the exhausted battery and remove it. Finally, insert the new battery and reattach the protective cover to successfully complete the procedure.

Posted on 30 May 2026 by ScegliAuto

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