Replace Key Fob Batteries

2012 Toyota Matrix Key Fob Battery Replacement Instructions

2012 Toyota Matrix Key Fob Battery Replacement Instructions

Keyless entry remote allow access to your Toyota. If the key fob battery is weak or dead you will not to be able close car from distance. In this case, you will benefit from knowing how to disassembly Toyota key fob and change a discharged battery yourself. If you decide to do it at home near Matrix, follow our guide, but first make sure you have tools and materials required before you start.

What type battery does 2012 Toyota Matrix keyless entry remote required

Before going to open key fob be sure that you have all recommended tools and materials: flat head screwdriver and 1 CR2016 battery.
  • 1xCR2016 battery
  • flat head screwdriver

Simple steps to change the battery in your Matrix's key fob

A button battery installed in the your keyless entry remote. Remove any internal key before you try to pry apart the keyless entry remote.

Gently try to disassemble your key fob with hands or flat head screwdriver. Replace one CR2016 battery with flat head screwdriver.

Replace old battery with fresh one CR2016. 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 position on battery, by "+" mark.

Before assembling keyless entry fob's case, verify that all functions works by testing buttons on circuit board.

The last thing to do is put your cover back on fob. Delicately try to assemble the pieces together by hands from top to bottom. Inspect your remote key fob body for gaps. If it is not tightly closed try to repeat last step.

Video of keyless entry remote disassembly

changing the battery in a 2012 toyota matrix key fob

Still not working? Buy new one

FAQ

Keyless entry remote of Toyota Matrix require 1xCR2016 batteries. Price for CR2016 batteries are under $5 build upon the type, size packaging and brand you buy. Take your old battery to the store, with you to find a proper replacement.

Key fob in most of cases reprogramming not needed after battery replace. If your keyless entry remote not working, recheck new battery voltage. Otherwise, read user's manual or contact local dealer.

Yes, you can change battery in your 2012 Toyota Matrix remote key fob yourself. Most difficult part is to disassembly fob’s case. It's pretty simple with our guide.

Dealer service price for change the battery in keyless entry remote is $50-600 depending on the make.

Key fob batteries in modern cars should be changed once in four years, but this will differ based on their amount of use and build quality. If your keyless entry remote decreased signal strength, you should replace batteries before it stop working and make trouble for you.

These signs will warning you that it's perhaps time to change battery in your Toyota Matrix: key fob buttons not working, signal strength reduced, you didn't change battery more than 4 years and multiple clicks to unlock or lock doors required.
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Contents:

  1. Battery Size and Tools
  2. Replacement Guide
  3. Video Instruction
  4. FAQ

Other Toyota Models:

Fob Compatibility:

  1. FCC ID: GQ4-29T
  2. Models: 2008-2014 Toyota Matrix