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How to Replace the Remote Key Battery on a Ford Fiesta

Model: Ford Fiesta Fiesta 6, MK VI, MK 6 - Years: 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017
Part: Key

See other generations:
Video tutorial

How to replace the remote key battery on a Ford Fiesta? Here’s how to perform the replacement: take your ignition key and remove the plastic cover; extract the metal key and use a screwdriver to pry between the two plastic parts until they separate; remove the flat battery and take a new one of the same type and voltage.

Reassemble the two parts of the remote key cover until you hear them click into place.

Check the remote key’s functionality by testing the door lock and unlock buttons.


Updated on 7 March 2026 by ScegliAuto


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