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How to Replace the Key Fob Battery of a Ford Flex

Model: Ford Flex MK 1 - Years 2009-2019
Part: Key

The procedure to replace the key fob battery of a Ford Flex requires simple and quick steps. Take the key fob of your car and use a flathead screwdriver to pry open the edge of the casing (short side) to access the inside. At this point, as you can see in the video, you will find the circuit board on one side and the battery compartment on the other. Using the screwdriver tip, pry out the battery to remove it, and then proceed to replace it with a new battery. The suitable battery model is a flat type, CR 2032.

Updated on 11 June 2026 by ScegliAuto

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