Do it yourself
Frequently asked questions about cars and motorcycles
Car tutorial (Do it yourself) Motorcycle tutorial (Do it yourself) Frequently Asked Questions

How to Replace the Key Battery in a Mazda 6?

Model: Mazda 6 GJ, MK 3 - Years 2012-2024
Part: Key

In this guide for all Mazda 6 owners (2012-2020), discover how to correctly replace the battery inside the smart key. The entire procedure is quite simple and takes only a few minutes to complete. First, press the button on the back cover and slide out the emergency key. Next, open the cover and remove the battery holder inside. Also, remove the battery cover and proceed to replace the battery. Finally, reassemble the various parts correctly, and you are done.

Updated on 22 June 2026 by ScegliAuto

Video tutorial

Related tutorials

How to Replace the Key Battery of the Mazda 6
How to Replace the Key Battery of the Mazda 6
Mazda 6 (2012-2024 / GJ, MK 3) If you're wondering how to correctly change the battery of your Mazda 6 Mk3 key (2012-2020), just read the following instructions carefully. With the…
How to Replace the Key Battery of the Mazda 6
How to Replace the Key Battery of the Mazda 6
Mazda 6 (2012-2024 / GJ, MK 3) 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 e…
Mazda 6 (2006) Fuse Diagram
Mazda 6 (2006) Fuse Diagram
Mazda 6 (2002-2008 / GG, MK 1) This video shows the fuse diagram for the 2006 Mazda 6, including the relevant power ratings. It also displays the location of the two fuse boxes in …

Other guides you may be interested in

How to Bleed the Clutch on a Renault Clio?

To bleed the clutch on a Renault Clio, open the bonnet to access the components located in the engine bay: here, you will need to undo the screws that secure the battery in its housing, the intake manifold, and the coolant reservoir. This will allow you to locate the pipe through which the brake fluid flows: by inserting the other end of the pipe into a container, you can press the clutch pedal to expel all the fluid until it fills the container.

Watch the video!


by ScegliAuto

More videos