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How to replace the remote battery for the Mazda 2?

Model: Mazda 2 MK 3, DJ - Years 2014-2023
Part: Key

Replacing the remote battery for the Mazda 2, as shown in this tutorial, is an extremely simple and quick operation. You will only need a replacement CR2025 3V battery. First, remove the remote from its rubber cover, then extract the metal emergency key by pressing the appropriate button. Next, use the key itself to lever it out of its housing, unlock the rear cover, and remove it completely. At this point, you can remove the circular cap and replace the battery.

Updated on 6 July 2026 by ScegliAuto

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