2015 Mazda CX-9 Key Fob Battery Replacement Guide

2015 Mazda CX-9 Key Fob Battery Replacement Guide

Key fob grant access to your CX-9. If the key battery is discharged you will lose your fob’s ability to use distance opening function. Below, we outlined how to disassembly your key fob and replace your Mazda key battery.

What type battery does 2015 Mazda CX-9 key fob required

Before beginning disassembly remote key fob make sure that you have all required tools and materials: flat head screwdriver and 2xCR2032 batteries.
  • flat head screwdriver
  • 2xCR2032 batteries

Step by step instruction

Inside of your remote key fob installed tiny coin cell battery. Remove any internal key first, and then try to pry apart the key fob.

Carefully try to pry apart your remote key fob with flat head screwdriver. Remove two CR2032 batteries with flat head screwdriver.

Get new batteries and install it inside fob’s case. 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 position on battery, by "+" mark.

Before assembling fob’s case, verify that all functions works by pressing buttons on keyless entry remote.

At this point squeeze keyless entry fob's back cover together. Line your body two halves together and put it in place by hands from top to bottom. Check your remote key fob body for gaps. If it is not tightly closed try to repeat last step.

How to replace the battery video guide

Mazda CX-9 Flip Key Fob Battery Replacement (2007 - 2015)

Still not working? Buy new one

Frequently Asked Questions

Keyless entry remote of Mazda CX-9 require 2xCR2032 batteries. Price for CR2032 batteries are under $4-6 depending on the brand, type and size packaging you buy. You can take old battery to the store, with you to find a proper replacement.

Usually, after keyless entry remote battery replace, you do not need to reprogram. Key fob reprogramming procedure often described in user's manual of your vehicle.

Yes, you can change battery in your 2015 Mazda CX-9 key yourself. Most hard part is to open keyless entry fob's case. It's pretty simple with our instruction.

The price to change the battery inside key can run anywhere from $30 to as high as $500 depending on the make and the service station.

Keyless entry remote batteries in Mazda CX-9 should be replaced every three or four years, although this will vary based on frequency of use and quality. If your keyless entry remote decreased signal strength, you should change batteries before it stop working and make problems for you.

These signs will warn you that it's possible time to change battery in your Mazda CX-9: low key battery indicator on dashboard, key fob buttons not working, signal strength reduced and multiple clicks to unlock or lock doors required.
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Fob Compatibility:

  1. FCC ID: WKE-PZ170-02021
  2. Models: 2014-2015 Mazda CX-9