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 Fob Battery of the Mazda 3

Model: Mazda 3 BL, MK 2 - Years: 2009, 2010, 2011, 2012, 2013
Part: Key

See other generations:
Video tutorial

First, push the tab on the back to unlock the extraction of the metal key inside the remote. Use a screwdriver to lever on the two recessed edges to initially separate the two parts of the key. Now, use a card to continue separating them until you can completely remove the rear panel.

You can now remove the battery cover and replace it with a new one. Finally, retrace your steps to reassemble the various pieces.


Updated on 24 February 2026 by ScegliAuto


Related tutorials

How to Replace the Remote Battery of the Mazda 3?
How to Replace the Remote Battery of the Mazda 3?
Mazda 3 (2013-2019 / BM, BN, MK 3) To replace the remote battery of the Mazda 3, first remove the key fob from the device. Once the key is removed, use a tool to pry open the remote an…
How to Replace the Key Battery on the Mazda 3
How to Replace the Key Battery on the Mazda 3
Mazda 3 (2013-2019 / BM, BN, MK 3) With this guide, you will be able to replace the button battery inside your Mazda 3 third generation key in seconds. First, ensure you have a new bat…
How to Replace the Key Battery on a Mazda 3
How to Replace the Key Battery on a Mazda 3
Mazda 3 (2013-2019 / BM, BN, MK 3) After several years of use, it may happen that the key for your 2019 Mazda 3 no longer works due to a completely dead battery. Fortunately, replacing…

    Frequently Asked Questions

    • Mazda 3 2019-2026 - What does the wrench light on the Mazda 3 indicate? Read answer
    • Mazda 3 2009-2013 - What does the wrench light on the Mazda 3 dashboard mean? Read answer

How to Reset the Tyre Pressure Warning Light on the Jeep Renegade?

To reset the tyre pressure warning light on the Jeep Renegade, inflate the tyres until they reach the recommended pressure: this value is indicated on the sticker attached to the driver’s door pillar. Once the tyres are properly inflated, navigate through the menu that appears on the instrument cluster until you find the tyre pressure option. At this point, press and hold the OK button on the right side of the steering wheel to make the warning light disappear.

Watch the video!


by ScegliAuto

More videos