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Replacing the Key Fob Battery on a Fiat 124 Spider

Model: Fiat 124 MK 2 - Years 2016-2019
Part: Key

In this video, you will learn how to disassemble and replace the battery in the key fob of a Fiat 124 Spider. First, take your key fob and press the button on the back to remove the key; then, lever the sides to open the fob into two parts. At this point, remove the battery cover and take out the battery inside, replacing it with a new one of the correct type (in this case, a CR 2025 3V); simply insert it the right way round and reassemble everything by reversing the procedure!

Updated on 1 April 2026 by ScegliAuto

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by ScegliAuto

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