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How to Replace the Remote Battery of the Mazda MX-5

Model: Mazda Mx 5 MK 4, ND - Years 2015-2024
Part: Key

In today's video, learn how to replace the remote battery of a Mazda MX-5. This video is also suitable for other contemporary Mazda models, as they all use the same unlocking and ignition key. Start by opening the rear cover with your fingernail or, if you can't, use a screwdriver. Once removed, you will extract the metal key used in emergencies. Now, using the screwdriver, leverage to open the cover that conceals the battery. You can remove it and replace it with a new CR 2025 3V battery, like the original provided by Mazda.

Updated on 7 May 2026 by ScegliAuto

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by ScegliAuto

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