How to Replace the Battery in a 2007 Toyota FJ Cruiser Key Fob

How to Replace the Battery in a 2007 Toyota FJ Cruiser Key Fob

Keyless entry remote grant easy access to your FJ Cruiser. Once the key fob battery is weak or dead you will lose your keyless entry fob's ability to use distance functions. It's not difficult to replace the battery in your keyless entry remote with our instruction. All you need is outlined in this post.

What type battery does 2007 Toyota FJ Cruiser remote key fob take

Before you start to disassembly keyless entry remote check all that you need: flat head screwdriver, one CR2016 battery and phillips head screwdriver.
  • phillips head screwdriver
  • 1xCR2016 battery
  • flat head screwdriver

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

Inside of your keyless entry remote installed button battery. Unscrew the back of the remote key fob. Spin the keyless entry remote over and look for at least 1 fastener holding in the plastic.

Gently try to disassemble your key with flat head screwdriver. Replace 1xCR2016 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 polarity on battery, by "+" mark.

Before assembling keyless entry fob's case, verify that everything is functioning by testing buttons on circuit board.

The last thing to do is put your cover back on fob. Carefully try to put the pieces together by hands from top to bottom. Inspect your keyless entry remote body for gaps. If it is not firmly closed try to repeat last step. Screw fastener in the back of the keyless entry remote.

Key Fob Battery Replacement 2007 Toyota FJ Cruiser Video

How To Change The Key Fob Battery For A Toyota FJ Cruiser (2007-2008)

Still not working? Buy new one

Frequently Asked Questions

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

Often, after keyless entry remote battery change, you do not need to reprogram. Remote key fob reprogramming procedure often described in user's manual of your vehicle.

Yes, you can change battery in your 2007 Toyota FJ Cruiser keyless entry remote yourself. Most hard part is to open keyless entry fob's case. It's pretty easy with our instruction.

Car service pricing for change the battery in keyless entry remote is $50-600 depending on the brand.

You should change batteries inside remote key fob of Toyota FJ Cruiser at least every three years. The lifetime of battery differ on usage time, quality and operating conditions. Lithium cells usually will last longer.

If your car fob's battery more than 4 years old, need multiple clicks to unlock or lock doors, has low key battery indicator on dashboard or key fob buttons not working, it's probably battery change in key fob needed. Installed battery is weak or dead with a high probability, but if it's not fix problem, fob replace or repair required.
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Fob Compatibility:

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