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How to Replace the Battery in a Mazda 3 Remote Key?

Model: Mazda 3 MK 3, BN, BM - Years 2013-2019
Part: Key

To replace the battery in a Mazda 3 remote key, detach the cover on the back of the remote by simply pulling it off. Now, using a screwdriver, pry under the chrome cover on top, removing it. At this point, you can also remove the front cover of the remote and then the circular battery cover located underneath. Once the cover is removed, you can extract the battery from its housing and replace it with a new spare part.

Updated on 1 May 2026 by ScegliAuto

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How to Open a Stuck Boot on the Peugeot 407?

On the Peugeot 407, the boot may become stuck, possibly due to a problem with the control button or the lock actuator. In such cases, you can perform an emergency opening by following the simple procedure shown in this tutorial. First, open the rear doors, then lower the seat back by operating the release lever. Next, go inside the boot, locate the lock, and manually operate it using a flathead screwdriver. The boot will then be free to open.

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