How to Replace the Battery in a 2012 Toyota FJ Cruiser Key Fob

How to Replace the Battery in a 2012 Toyota FJ Cruiser Key Fob

If your Toyota remote key fob is not open doors perfectly, the cell battery more likely must to be changed. Yes, it is possible to change the battery in your remote key fob with our instruction. Everything you need is described below.

What type battery key fob require

Replacing battery in key fob require one 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

Simple steps to replace the battery in your car's remote key fob

A tiny coin battery installed in the your remote key fob. Remove any internal key before you try to pry apart the key fob.

Delicately try to open your fob with hands or flat head screwdriver. Replace 1xCR2016 battery with flat head screwdriver.

Change old battery with fresh one CR2016. Be sure to connect the battery the right way around in a circuit. Your remote key fob will not work if you place battery wrong way.

After the new battery installed, verify remote key fob by pressing buttons. If everything is functioning, assemble your keyless entry fob's body in reverse order.

At this point squeeze fob’s back cover together. Line your case pieces together and assemble it together by hands from top to bottom. Check your remote key fob shell for gaps. If it is not tightly closed try to repeat last step.

How to change the battery video guide

How to Change Toyota Key (Battery)

Still not working? Buy new one

Frequently Asked Questions

Remote key fob of Toyota FJ Cruiser require 1xCR2016 batteries. Most CR2016 batteries are under $4-6 depending on the brand, size packaging and type you buy. Take your old battery to the store, to be sure.

Key fob in most of cases do not need to be reprogrammed after battery replace. If your remote key fob not working, recheck new battery voltage. Otherwise, read user's manual or contact local dealer.

Replacing your keyless entry remote battery is easy to do in 2012 Toyota FJ Cruiser. Most of car manufacturers think about customers and make a special hole for key fob open.

Car service pricing for change the battery in key is from $30 to as high as $500 depending on the brand.

Remote key fob batteries in Toyota FJ Cruiser should be changed once in 3-4 years, although this will vary based on their amount of use and battery quality. If your remote key fob decreased signal strength, you should replace batteries before it stop working and make trouble for you.

These symptoms will alert you that it's probably time to change battery in your 2012 Toyota FJ Cruiser: multiple clicks to unlock or lock doors required, low key battery indicator on dashboard, key fob buttons not working and you didn't change battery more than 4 years.
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Fob Compatibility:

  1. FCC ID: HYQ12BBT | HYQ1512V
  2. Models: 2007-2014 Toyota FJ Cruiser