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Frequently asked questions about cars and motorcycles

How to Replace the Key Battery on the Citroen Cactus

Model: Citroen Cactus MK 1 - Years 2014-2020
Part: Key

If you need to replace the button battery inside your Citroen Cactus key but don't know how, simply follow the instructions in this guide to do it in seconds without the help of an expert. First, locate and press the small metal button to release the emergency physical key. Next, using a common flathead screwdriver, remove the back cover. Finally, replace the old battery with a new compatible one. Reassemble the cover and correctly reposition the physical key.

Updated on 13 May 2026 by ScegliAuto

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