How to Replace the Battery in a 2009 Mazda MX-5 Miata Key Fob
If your MX-5 Miata key fob is not unlock doors perfectly, the cell battery more likely must to be changed. In this article, we outlined how to open your car remote key fob and replace your Mazda key battery.
What type battery remote key fob requireChanging battery in keyless entry remote require 1xCR2025 battery and flat head screwdriver. Prepare these materials and tools before opening and make sure to match the size of your fob’s batteries.
- flat head screwdriver
- 1xCR2025 battery
Step by step instruction
Inside of your keyless entry remote installed tiny coin battery. Move the key out of the way if it is in the remote key fob.
Accurately try to pry apart your remote key fob with hands or flat head screwdriver. Replace CR2025 battery with flat head screwdriver.
Now it's time to install new battery inside fob’s case. Every battery has a negative and positive side and if you put the wrong connector down, the charge cannot go into your circuit board and make it work. Check polarity on battery, by "+" mark.
When the new battery installed, verify key fob by pressing buttons. If all functions works, assemble your fob’s body in reverse order.
The last thing to do is put your cover back on fob. Carefully try to assemble the two halves in place by hands from top to bottom. If your remote key fob shell tightly closed, we done. If not, repeat the last step.
Key Fob Battery Replacement 2009 Mazda MX-5 Miata Video
How To Replace A Mazda Miata MX-5 Key Fob Battery (2006-2013)