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How to Replace the Key Battery of the Mazda CX5

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

In this guide for your Mazda CX5 first series (2012-2017), discover how to correctly replace the battery located inside the car key. First, obtain a new button battery (model CR2022) and a standard flathead screwdriver. Next, remove the physical emergency key located at the back of the cover and use the flathead screwdriver to detach the cover itself. Finally, remove the battery holder and proceed to replace the old battery with the new one. Reassemble everything, and you're done.

Updated on 21 July 2026 by ScegliAuto

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