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How to Replace the Key Battery of a Citroen C3

Model: Citroen C3 SC - Years 2009-2016
Part: Key

Start by inserting the tip of a thin but sturdy tool into the lower slot on the key of your Citroen C3 to lever it open. Then, fully detach the rear cover of the key. Once the rear cover is removed, you will access the exhausted battery. At this point, extract it from its housing. After completing this step, you will have successfully disassembled the key. To install the new battery, simply reverse these easy instructions, and the replacement will be complete.

Updated on 5 May 2026 by ScegliAuto

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