How to Open Your 2018 Lexus LX 570 Key Fob & Change Battery

How to Open Your 2018 Lexus LX 570 Key Fob & Change Battery

Remote key fob allow easy access to your auto. If the keyless entry remote battery is weak or dead you lose your keyless entry fob's ability to use remote opening function. Below, we walks you through how to disassembly your remote key fob and replace your Lexus key battery.

What size battery does 2018 Lexus LX 570 key fob take

Don't forget before disassembly keyless entry remote check all that you need: one CR2032 battery and flat head screwdriver.
  • 1xCR2032 battery
  • flat head screwdriver

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

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

Accurately try to pry apart your keyless entry remote with hands or flat head screwdriver. Remove 1xCR2032 battery with flat head screwdriver.

Replace old battery with fresh one CR2032. Be sure to connect the battery the right way around in a circuit. Your keyless entry remote will not work if you connect battery wrong way.

Before assembling keyless entry fob's case, make sure that all working fine by pressing buttons on remote key fob.

The last thing to do is put your cover back on fob. Carefully try to put the two halves together by hands from top to bottom. If your keyless entry remote shell tightly closed, we done. If not, repeat the last step.

Key Fob Battery Replacement 2018 Lexus LX 570 Video

Lexus Key FOB Battery Replacement (Smart Key Remote) - RX 350, NX 300, LX 570, ES 350, RC 350, IS

Still not working? Buy new one

Frequently Asked Questions

Remote key fob of Lexus LX 570 require 1xCR2032 batteries. Most CR2032 batteries are under $5 depending on the size packaging, brand and type you buy. Take your old battery to the store, to be sure.

Usually, after key fob battery change, reprogramming not required. Don't be scare of this procedure, because often it's described in user's manual.

Yes, you can replace battery in your 2018 Lexus LX 570 key fob yourself. Most hard part is to disassembly keyless entry fob's case. It's pretty easy with our guide.

The cost to replace the battery inside fob is in range $50-600 depending on the car and the service station.

You should replace batteries inside remote key fob of modern cars at least once in three or four years. The lifetime of battery differ on their amount of use, operating conditions and quality.

If your LX 570 has low key battery indicator on dashboard, need multiple clicks to unlock or lock doors, signal strength reduced or fob's battery more than 4 years old, it's probably battery change inside key fob needed. Installed battery is weak or dead with a high probability, but if it's not help, remote key fob replace or repair required.
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Fob Compatibility:

  1. FCC ID: HYQ14FBA
  2. Models: 2016-2019 Lexus LX 570