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How to Change the Key Battery on a Fiat 500

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

How do you change the remote key battery on your Fiat 500? Let's see how to do it in this video. Take your remote key and press the button to release the metal key; unscrew the screw on it and remove the plastic battery holder; extract the worn battery with a screwdriver, take a new one of the same size and voltage. Reassemble the battery holder in your remote by pressing on the key cover until you hear it click into place (screw the screw back in). Check the remote key functions correctly.

Updated on 12 March 2026 by ScegliAuto

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