How to Replace the Battery in a 2018 Lexus LC 500h Key Fob

How to Replace the Battery in a 2018 Lexus LC 500h Key Fob

If your LC 500h key isn't unlock doors properly, the cell battery probably needs to be changed. In this case, we demonstrate how to disassembly Lexus remote key fob and change a weak or dead battery yourself. If you gonna solve to do it at home near LC 500h, use this instruction, but first make sure you have tools and materials required before you start.

What type battery does 2018 Lexus LC 500h remote key fob take

Prior to open remote key fob be sure that you have all recommended tools and materials: 1xCR2032 battery and flat head screwdriver.
  • flat head screwdriver
  • 1xCR2032 battery

Step by step guide

Inside of your remote key fob installed tiny button cell battery. Move the key out of the way if it is in the keyless entry remote.

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

Get new battery and install it inside fob’s body. 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.

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

The last thing to do is put your cover back on fob. Gently try to assemble the pieces together by hands from top to bottom. If your fob body firmly closed, we done. If not, repeat the last step.

How to change the battery video instruction

Lexus Key Fob Battery Replacement HYQ14FBF (ES300H, ES350, ES350H, GX460, LC500, LS500, and More)

Still not working? Buy new one

Frequently Asked Questions

Remote key fob of Lexus LC 500h require 1xCR2032 batteries. Price for CR2032 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.

Keyless entry remote in most of cases do not require to be reprogrammed after battery replace. If your key fob not working, recheck new battery voltage. If it is not help, read user's manual or contact local dealer.

Changing your remote key fob battery is simple to do in 2018 Lexus LC 500h. Most of car manufacturers think of the customers and make a special hole for keyless entry remote disassembly.

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

You should replace batteries inside remote key fob of Lexus LC 500h at least once in four years. lifespan of battery vary on frequency of use, quality and operating conditions. Lithium cells normally will last longer.

These symptoms will alert you that it's possible time to change battery in your 2018 Lexus LC 500h: key fob buttons not working, low key battery indicator on dashboard, you didn't change battery more than 4 years and signal strength reduced.
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Fob Compatibility:

  1. FCC ID: HYQ14FBF
  2. Models: 2018-2019 Lexus LC 500h