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How to replace the remote battery in a Mazda CX-5?

Model: Mazda CX-5 MK 2 - Years: 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
Part: Key

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Video tutorial

In this tutorial, you will learn how to replace the battery in the remote for a Mazda CX-5. For this simple operation, you will need a replacement CR2025 battery and a small flathead screwdriver. Start by removing the emergency metal key by pressing the button on the back, then pry along the seam of the two halves to separate them.

Once done, remove the circular cap and proceed to replace the battery, ensuring the positive side is facing you. Finally, follow the reverse procedure to reassemble everything.


Updated on 11 May 2026 by ScegliAuto


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How to open the boot if it is stuck on a Mercedes B-Class?

On the Mercedes B-Class, the boot may become stuck, possibly due to a problem with the control button or the lock actuator. In this case, perform the emergency opening by following the simple procedure shown in this tutorial. First, unlock the locks with the remote control, then open the rear doors and, by operating the indicated lever, lower the backrest of the seat. Next, go inside the boot, locate the indicated gap, and manually unlock the lock using a small screwdriver.

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by ScegliAuto

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