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How to Replace the Key Fob Battery on a Citroën C4 Picasso

Model: Citroen C4 Picasso MK 2 - Years 2013-2022
Part: Key

To replace the battery in the key fob of a Citroën C4 Picasso, you need to extract the metal key from the top by pressing the tabs located at the front and back of its housing. Once the key is removed, you will need to pry off the front cover of the fob, where the manufacturer's logo is located. Doing this will allow you to remove the old battery from its housing and replace it with a new one. After installing the new battery, reassemble all the components that make up the key fob.

Updated on 24 May 2026 by ScegliAuto

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