2014 Mazda MX-5 Miata Key Fob Battery Replacement Instructions

2014 Mazda MX-5 Miata Key Fob Battery Replacement Instructions

Key fob grant access to your MX-5 Miata. When the remote key fob battery is weak or dead you will not to be able lock trunk or doors from distance. In this article, we outlined how to open your car key fob and change your Mazda key battery.

What is the battery remote key fob use

Before you start to disassembly key fob make sure that you have all recommended tools and materials: 1 CR2025 battery and flat head screwdriver.
  • flat head screwdriver
  • 1xCR2025 battery

Step by step guide

Inside of your keyless entry remote installed small button battery. Remove any internal key first, and then try to pry apart the key fob.

Gently try to open your key with hands or flat head screwdriver. Remove CR2025 battery with flat head screwdriver.

Get new battery and install it in keyless entry fob's body. Every battery has a negative and positive side and if you put the wrong connector down, the current cannot go into your circuit board and make it work. Check polarity on battery, by "+" mark.

After the new battery installed, check key fob functionality by pressing buttons. If everything working good, assemble your keyless entry fob's shell in reverse order.

At this point squeeze fob’s back cover together. Line your case pieces together and assemble it in place by hands from top to bottom. If your keyless entry remote case tightly closed, we done. If not, repeat the last step.

Key Fob Battery Replacement 2014 Mazda MX-5 Miata Video

Mazda MX-5 Miata Smart Key Fob Battery Replacement (2016 - 2019)

Still not working? Buy new one

Frequently Asked Questions

Key fob of Mazda MX-5 Miata require 1xCR2025 batteries. Price for CR2025 batteries are under $5 build upon the type, brand and size packaging you buy. Take your old battery to the store, with you to find a proper replacement.

Often, after key fob battery replace, reprogramming not required. Don't be scare of this procedure, because often it's described in user's manual.

Yes, you can replace battery in your 2014 Mazda MX-5 Miata keyless entry remote yourself. Most difficult part is to disassembly keyless entry fob's case. It's pretty easy with our step by step guide.

Dealer service cost for change the battery in key is $50-600 depending on the car.

Key fob batteries in Mazda MX-5 Miata should be changed once in three years, but this will differ based on usage and build quality. If your key fob reduced signal strength, you should replace batteries before it stop close doors and make trouble for you.

These signs will warning you that it's perhaps time to change battery in your Mazda MX-5 Miata: you didn't change battery more than 4 years, multiple clicks to unlock or lock doors required, key fob buttons not working and low key battery indicator on dashboard.
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Fob Compatibility:

  1. FCC ID: WAZX1T763SKE11A04
  2. Models: 2009-2015 Mazda MX-5 Miata