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How to Replace the Key Battery on Citroen Xsara

Model: Citroen Xsara MK 1 - Years 1997-2006
Part: Key

How do you replace the key battery on a Citroen Xsara? Here’s how to carry out the replacement effectively: Take your ignition key and use a screwdriver to pry between the two plastic halves until they separate; remove the dead battery with a screwdriver and take a new one (same size and voltage). Reassemble the two parts of the key fob cover until you hear them click into place (join and press). Check the correct operation of the key fob by testing the door opening and closing buttons.

Updated on 7 March 2026 by ScegliAuto

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