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How to replace the battery of a Ford C-Max key?

Model: Ford C Max MK 2 - Years 2010-2019
Part: Key

To replace the battery of a Ford C-Max key, start by making sure you have a spare battery of the correct type, usually a CR2032. Before proceeding, make sure the key is clean and that you are operating in a well-lit environment. Hold the key with the plastic part facing up and press the small button to release the mechanical key. Once removed, you will notice a small slot near the key housing. Use a small flathead screwdriver to gently pry and separate the two halves of the key. Once opened, you will see the battery inside. Carefully remove the old battery, perhaps using the same flathead screwdriver. Make sure not to damage the metal contacts. Insert the new battery with the positive pole (+) facing up. After placing the battery, gently close the two halves of the key, pressing until you hear a click. Finally, reinsert the mechanical key and check that the remote works correctly, testing the opening and closing of the doors.

Posted on 3 April 2025 by ScegliAuto

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