Replace Key Fob Batteries

How to Open Your 2002 Lexus IS 300 Key Fob and Change Battery

How to Open Your 2002 Lexus IS 300 Key Fob and Change Battery

Keyless entry remote grant easy access to your IS 300. When the keyless entry remote battery is weak or dead you’ll not to be able lock doors remotely. In this post, we demonstrate how to open Lexus key fob and replace a discharged battery DIY. If you gonna solve to do it at home near IS 300, follow our instruction, but first make sure you have tools and materials required.

What size battery does 2002 Lexus IS 300 keyless entry remote take

Don't forget before disassembly remote key fob check all that you need: flat head screwdriver and one CR1616 battery.
  • 1xCR1616 battery
  • flat head screwdriver

Simple steps to replace the battery in your IS 300's keyless entry remote

Inside of your key fob installed button cell battery. Accurately try to pry apart your key with flat head screwdriver. Replace CR1616 battery with flat head screwdriver.

Change old battery with fresh one CR1616. Be sure to connect the battery the right way around in a circuit. Your key will not work if you place battery wrong way.

Before assembling keyless entry fob's case, verify that everything working good by pressing buttons on circuit board.

At this point squeeze fob’s back cover together. Line your shell two halves together and put it together by hands from top to bottom. If your key body firmly closed, we done. If not, repeat the last step.

How to change the battery video guide

How to â—Ź Lexus Key Fob Remote Keyless Battery Change/Replace and Broken Casing

Still not working? Buy new one

Frequently Asked Questions

Remote key fob of Lexus IS 300 require 1xCR1616 batteries. Price for CR1616 batteries are under $4-6 build upon the brand, type and size packaging you buy. You can take old battery to the store, to be sure.

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

Yes, you can change battery in your 2002 Lexus IS 300 key yourself. Most difficult part is to open keyless entry fob's case. It's pretty easy with our step by step guide.

Dealer service pricing for replace the battery in key fob is from 50 to 600 dollars depending on the car.

Remote key fob batteries in Lexus IS 300 should be replaced once in 3-4 years, also this will vary based on frequency of use and battery quality. If your key fob decreased signal strength, you should replace batteries before it stop close doors and make trouble for you.

If your IS 300 signal strength reduced, key fob buttons not working, has low key battery indicator on dashboard or need multiple clicks to unlock or lock doors, in most cases battery change inside key fob required. Currently installed battery is weak or dead with a high probability, but if it's not fix, fob replace or repair required.
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Contents:

  1. Battery Size and Tools
  2. Replacement Guide
  3. Video Instruction
  4. FAQ

Other Lexus Models:

Fob Compatibility:

  1. FCC ID: HYQ1512V
  2. Models: 2001-2005 Lexus IS 300