2008 Lexus GX 470 Key Fob Battery Replacement Instructions

2008 Lexus GX 470 Key Fob Battery Replacement Instructions

If your Lexus keyless entry remote is not open doors perfectly, the battery most likely needs to be replaced. In this post, we demonstrate how to disassembly Lexus keyless entry remote and change a weak or dead battery DIY. If you choose to do it at home near GX 470, follow our instruction, but first make sure you have tools and materials required before you start.

What kind of battery remote key fob use

Prior to disassembly keyless entry remote be sure that you have all required tools and materials: flat head screwdriver and 1xCR1616 battery.
  • 1xCR1616 battery
  • flat head screwdriver

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

A coin cell battery installed inside the your keyless entry remote. Remove any internal key before you try to pry apart the key fob.

Delicately try to open your keyless entry remote with flat head screwdriver. Change 1xCR1616 battery with flat head screwdriver.

Replace old battery with fresh one CR1616. Battery must be placed with the same polarity as was an old. Your remote key fob will not work if you mistakenly put battery wrong way.

After the new battery installed, check keyless entry remote by pressing buttons. If all functions works, assemble your fob’s body in reverse order.

At this point squeeze fob’s back cover together. Line your body pieces together and put it in place by hands from top to bottom. If your key fob case tightly closed, we done. If not, repeat the last step.

Video of key fob opening

HOW TO: Install New Battery in Lexus GX470 Key Fob

Still not working? Buy new one

Frequently Asked Questions

Remote key fob of Lexus GX 470 use 1xCR1616 batteries. Price for CR1616 batteries are under $5 build upon the brand, size packaging and type you buy. Take your old battery to the store, to find a proper replacement.

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

Yes, you can replace battery in your 2008 Lexus GX 470 key fob yourself. Most difficult part is to open keyless entry fob's case. It's pretty simple with our guide.

Dealer service cost for replace the battery in key fob is from $30 to as high as $500 depending on the car.

Keyless entry remote batteries in Lexus GX 470 should be changed every 4 years, but this will vary based on usage and quality. If your key fob reduced signal strength, you should replace batteries before it stop open doors and make trouble for you.

If your auto need multiple clicks to unlock or lock doors, has low key battery indicator on dashboard, fob's battery more than 4 years old or key fob buttons not working, in most cases battery replace inside key fob needed. Current battery is weak with a high probability, but if it's not help to fix issues, fob replace or repair needed.
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Fob Compatibility:

  1. FCC ID: HYQ1512V
  2. Models: 2003-2009 Lexus GX 470