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How to Replace the Key Battery of the Fiat 500X

Model: Fiat 500 500 X - Years 2014-2022
Part: Key

This brief video tutorial explains how to replace the battery of the key for the 2016 Fiat 500X. The 500X features a keyless remote that you can simply open to change the battery. Pull the key lever to the right, as shown in the video, and remove the metal key. Using a flathead screwdriver, pry open the remote at the designated opening and remove the battery. The battery you need is a CR2032, which can also be purchased online. Insert the new battery into the remote and close it using the same method you used to open it.

Updated on 30 August 2026 by ScegliAuto

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