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How to Replace the Remote Battery on a Ford Fusion?

Model: Ford Fusion MK 1 - Years 2002-2012
Part: Key

As shown in this tutorial, replacing the battery in the remote for a Ford Fusion is a very simple and quick operation. You will need a replacement battery of type CR2450 and a small flathead screwdriver. First, remove the emergency key by pressing the designated button on the bottom, then unlock the rear cover by prying in the indicated slot with the tip of the key. Once fully opened, extract the old battery using the screwdriver and insert the new one, ensuring to respect the polarity.

Updated on 23 June 2026 by ScegliAuto

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