How To Change A 2020 - 2023 Mazda CX-9 Remote Fob Key Battery - Replace CX9 Replacement Batteries

A DIY video tutorial on how to change the remote key fob battery for a 2020 - 2023 Mazda CX-9. You will need to open the Mazda CX9 remote key fob case In order to remove and replace the key fob battery.

This Mazda CX-9 key fob remote uses CR2032 replacement batteries.

This DIY video tutorial will show you how to change the replacement remote fob key battery on the following Mazda CX9 models:
2020 Mazda CX-9
2021 Mazda CX-9
2022 Mazda CX-9
2023 Mazda CX-9

[chrisallisondj]

Thanks so much for sharing this! I just bought a '21 CX 9 and the car was indicating a low battery on the dash. I just happen to have the right battery and tuned in this video. Big help, thank you!

[jamaicantreasures]

I wish you could do ALL the videos. Perfect technique and explanation. Big thank you....

[DesertObserver]

Perfectly made video. 100/100. Thanks so much, you're helping a lot of people

[philipphan]

Clear and straight forward "how to" video. Thank you for your help.

[jeanninepaslay]

Thank you for making this easy to follow and understand.

[MsLeigh]

Thank you for posting this & saving me big bucks at the key cutter place! 🤗

[belindaturnbow]

Thank you so much! I didn't use the directions in the manual, you are a life saver!

[susantucker]

Excellent, very clear and very helpful!!

[innasnyder]

Thank you so much for this excellent step-by-step video! Changed both fobs in less than 5 minutes!

[karendepperman]

We were able to replace the battery but not able to have the key fob work still. Any suggestions on re-programming?

[glennroeback]

I am having a hard time putting the back cover on. Your Video go to fast when you put the last cover on. The little point pieces that stick I couldn’t put it in properly place