How To Change Battery In Mazda Miata Key Fob. Once you have the open Mazda key fob follow our guide to change the key fob battery. Be sure to keep the ring in place and put the new battery in the key fob with the positive side facing up.
You should find in your hand a previously hidden traditional style key that was inside the fob. If the ring is undamaged leave it in place while you put your new battery in the key fob with the positive side up facing you. The type of battery you need is a CR-2025.
If the ring is undamaged leave it in place while you put your new battery in the key fob with the positive side up facing you.
How to replace the battery in this smart key with the internal valet key for the Mazda MX-5 Miata 2016 2017 2018 2019 smart key fob. To open a Mazda key fob press the small button located on the back under the silver key ring. With the ring in place take your new replacement battery and set it in its place in the key fob. Take out the battery but be careful of the rubber ring.
