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How to Replace the Key Fob Battery on a Fiat 500

Model: Fiat 500 312 - Years 2007-2024
Part: Key

How to replace the key fob battery on a Fiat 500? Here’s the procedure. Take the key fob and press the release button of the metal key. Once the metal key is out, use a screwdriver to remove the screw located in the key cover (in the space where the metal key fits). Extract the plastic battery holder, then replace it with a new one of the same size and voltage using a small screwdriver. Fit the new battery into the holder and finally into the cover. Check the correct operation of the key fob by pressing the buttons.

Updated on 12 March 2026 by ScegliAuto

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