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How to Change the Key Fob Battery of a Citroen C5

Model: Citroen C5 MK 3, C5 X - Years: 2021, 2022, 2023, 2024, 2025, 2026
Part: Key

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Video tutorial

To replace the battery of the key fob for a Citroen C5, take the fob and locate the slot along the edge of the casing. Insert a small flat screwdriver into the slot and gently pry apart the two halves of the shell.

Once opened, remove the flat battery and insert a new one of the same type, ensuring correct polarity. Close the fob by pressing the two halves together until they click.

Press a button to check that the fob works correctly and that all locking and unlocking functions are operational.


Posted on 21 March 2026 by ScegliAuto


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by ScegliAuto

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