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How to Replace the Key Battery on a Ford Flex

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

If you need to replace the remote key battery for this vehicle, you can find instructions in the video and in the description below. First, use a sharp object to pry open the seam of the cover and then remove it. Underneath, you will find the battery compartment (model CR2032) that you can remove and replace, ensuring the polarity is correct (positive side facing up). Next, close the key cover, and the job is complete.

Updated on 25 May 2026 by ScegliAuto

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