How to Replace the Battery in a 1994 Mazda B2300 Key Fob

How to Replace the Battery in a 1994 Mazda B2300 Key Fob

Key fob allow easy access to your car. Once the remote key fob battery is dead or weak you’ll lose your keyless entry fob's ability to use remote opportunities. Below, we are going to tell you how to open your key fob and replace a discharged battery yourself. If you choose to do it at home near B2300, use this guide, but first make sure you have all you need before you start.

What is the battery remote key fob use

Don't forget before open remote key fob make sure that you have all recommended tools and materials: 2xCR2016 batteries and flat head screwdriver.
  • 2xCR2016 batteries
  • flat head screwdriver

Step by step instruction

Inside of your key fob installed small coin battery. Carefully try to pry apart your fob with pry tools. Change 2 CR2016 batteries with flat head screwdriver.

Now it's time to install new batteries in fob’s shell. 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, make sure that all functions works by testing buttons on key fob.

The last thing to do is put your cover back on fob. Delicately try to put the pieces together by hands from top to bottom. If your key body firmly closed, we done. If not, repeat the last step.

Key Fob Battery Replacement 1994 Mazda B2300 Video

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Frequently Asked Questions

Keyless entry remote of Mazda B2300 require 2xCR2016 batteries. Most CR2016 batteries are under $5 depending on the brand, type and size packaging you buy. Take your old battery to the store, to find a proper replacement.

Often, after remote key fob battery replace, you do not need to reprogram. Don't be scare of this procedure, because often it's described in user's manual.

Yes, you can change battery in your 1994 Mazda B2300 key fob yourself. Most hard part is to disassembly fob’s case. It's pretty easy with our step by step guide.

Car service price for change the battery in remote key fob is from 50 to 600 dollars depending on the make.

You should replace batteries inside remote key fob of Mazda B2300 at least once in 3-4 years. lifespan of battery differ on their amount of use, operating conditions and quality. Lithium cells usually will last longer.

These symptoms will warn you that it's probably time to replace battery in your Mazda B2300: multiple clicks to unlock or lock doors required, signal strength reduced, you didn't change battery more than 4 years and low key battery indicator on dashboard.
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Fob Compatibility:

  1. FCC ID: GQ43VT4T
  2. Models: 1994-1997 Mazda B2300