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How to Change the Key Battery on the Ford Fiesta

Model: Ford Fiesta Fiesta 6, MK 6, MK VI - Years 2008-2017
Part: Key

This guide provides instructions for removing and replacing the battery in the remote key fob for the Ford Fiesta. First, take your remote and remove the plastic cover on the back, as well as detach the physical key; then open the remote into two parts, as shown in the video. Now remove the battery and replace it with a new one of the correct type (in this case, a CR 2032 3V); insert it in the correct orientation and reassemble the two halves of the remote, then reattach the key!

Updated on 12 May 2026 by ScegliAuto

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