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How to Change the Key Battery on a Ford Mondeo

Model: Ford Mondeo / Fusion MK 3 - Years 2007-2014
Part: Key

Do you want to replace the key battery on this vehicle? The description below provides the necessary instructions and steps for a DIY replacement. First, open the remote by pulling it towards you. Then, use a sharp object to lever and detach the rear cover. Underneath, you will find the battery. Remove it and then place the new one in with the positive terminal facing upwards. Close the cover and reassemble the front part of the physical key to the remote.

Updated on 24 July 2026 by ScegliAuto

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