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 requiredBefore 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