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How to replace the remote battery on the Mazda 2?

Model: Mazda 2 DJ, MK 3 - Years: 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023
Part: Key

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Video tutorial

In this tutorial, you will see how to replace the remote battery on the Mazda 2, an extremely simple and quick operation. To do this, you will need a small flat-head screwdriver and a replacement CR1620 battery.

First, extend the metal key by pressing the appropriate button, then insert the screwdriver into the indicated slot, lever it open, and separate the two halves of the remote. Next, open the lower half, remove the old battery, insert the replacement while respecting the polarity, and reassemble everything.


Posted on 11 May 2026 by ScegliAuto


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by ScegliAuto

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