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How to Replace the Key Battery of the Citroen C4 Picasso

Model: Citroen C4 Picasso MK 2 - Years: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022
Part: Key

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Video tutorial

In this mini guide, you will learn how to replace the button cell battery inside the smart key of the Citroen C4 Picasso Mk2 in a few simple steps. First, completely remove the physical emergency key. Once done, using a small flat-head screwdriver, remove the top part of the cover to access the battery.

Remove the old battery and replace it with a new one. Finally, refit the top cover and reinsert the physical key.


Updated on 13 May 2026 by ScegliAuto


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by ScegliAuto

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