2009 Toyota Matrix Key Fob Battery Replacement Instructions

2009 Toyota Matrix Key Fob Battery Replacement Instructions

If your auto remote key fob is not open doors perfectly, the cell battery more likely needs to be replaced. In this article, we are going to tell you how to open your car key fob and change a dead battery yourself. If you gonna solve to do it at home near Matrix, use this guide, but don't forget to check tools and materials required before you start.

What type battery does 2009 Toyota Matrix keyless entry remote take

Changing battery in remote key fob require 1 CR2016 battery and flat head screwdriver. Prepare these materials and tools before opening and make sure to match the size of your keyless entry fob's batteries.
  • 1xCR2016 battery
  • flat head screwdriver

Step by step instruction

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

Delicately try to open your fob with pry tools. Replace 1 CR2016 battery with flat head screwdriver.

Change old battery with fresh one CR2016. Battery must be placed with the same polarity as was a previous. Your keyless entry remote will not work if you mistakenly put battery wrong way.

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

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

Video of keyless entry remote opening

How to ● Toyota Key Fob Remote Keyless Battery Change/Replace

Still not working? Buy new one


Remote key fob of Toyota Matrix use 1xCR2016 batteries. Most CR2016 batteries are under $4-6 build upon the size packaging, type and brand you buy. Take your old battery to the store, to find a proper replacement.

Often, after key fob battery replace, reprogramming not required. Remote key fob reprogramming procedure often described in user's manual of your vehicle.

Yes, you can change battery in your 2009 Toyota Matrix key yourself. Most difficult part is to disassembly fob’s case. It's pretty easy with our instruction.

The cost to replace the battery in fob is in range $50-600 depending on the make and the service pricing.

You should replace batteries inside keyless entry remote of Toyota Matrix at least every three years. The term of battery differ on usage time, quality and operating conditions.

These signs will warn you that it's probably time to replace battery in your Toyota Matrix: low key battery indicator on dashboard, multiple clicks to unlock or lock doors required, you didn't change battery more than 4 years and key fob buttons not working.
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Fob Compatibility:

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