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How to Replace the Key Battery of the Mazda CX-5

Model: Mazda CX-5 MK 1, KE - Years 2012-2017
Part: Key

In this mini guide, discover how to replace the battery of your Mazda CX-5 MK1 key (2012-2017). First, press the small button on the back cover while simultaneously pulling out the physical emergency key. Next, use the emergency key to open the cover and remove the protective cap. Finally, take out the old button battery and replace it with a new compatible model. Refit the cap and the back cover, and you're done.

Updated on 20 June 2026 by ScegliAuto

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