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Replacing the Key Battery of the Ford Focus

Model: Ford Focus MK 1 - Years 1998-2004
Part: Key

In this video tutorial, learn how to replace the battery of the Ford Focus key remote by following these simple steps. First, take the remote and begin to open the two halves of the remote casing, prying the sides with something thin like a flat screwdriver. Once the back part is removed, you can take out and replace the battery with a new one of the correct type (in this case, a CR 2032 3V); simply insert it the right way and then reassemble the remote casing!

Updated on 13 May 2026 by ScegliAuto

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