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How to Replace the Key Battery of the Mazda 6

Model: Mazda 6 GJ, MK 3 - Years: 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023
Part: Key

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Video tutorial

If the key of your Mazda 6 is not working, it does not always mean it needs replacing. Often, the solution to this problem is much simpler and more economical.

Therefore, let's discover how to correctly replace the key battery. First, locate the small button on the back of the cover and press it to slide out the physical key. Then, open the cover using the physical key or a flat screwdriver and remove the battery holder.

At this point, simply replace the exhausted battery and finally refit the cover.


Updated on 27 May 2026 by ScegliAuto


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Watch the video!


by ScegliAuto

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