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Replacing the Key Fob Battery for the Mazda CX-5

Model: Mazda CX-5 MK 2 - Years: 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
Part: Key

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Video tutorial

Follow these simple steps to disassemble and replace the battery in the key fob for the Mazda CX-5. First, take your key fob and remove the physical key from inside it, then take off the rear plastic cover. Next, remove the battery cap to take it out of its compartment, as shown in the video.

Now, install the new battery of the correct type (in this case, a CR 2032 3V); insert it the right way round and finally check the operation of the key and the fob!


Updated on 19 October 2026 by ScegliAuto


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Watch the video!


by ScegliAuto

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