2002 Lexus LS 430 Key Fob Battery Replacement Guide

2002 Lexus LS 430 Key Fob Battery Replacement Guide

Key fob grant access to your auto. When the key battery is discharged you’ll lose your keyless entry fob's ability to use remote opportunities. In this case, you will benefit from knowing how to disassembly your car remote key fob and replace a weak battery yourself. If you gonna solve to do it at home near LS 430, follow our guide, but don't forget to check everything you need.

What kind of battery keyless entry remote require

Before starting disassembly remote key fob make sure that you have all recommended tools and materials: 1xCR1616 battery and flat head screwdriver.
  • flat head screwdriver
  • 1xCR1616 battery

Step by step instruction

A button cell battery installed inside the your keyless entry remote. Gently try to open your key with hands or flat head screwdriver. Replace 1xCR1616 battery with flat head screwdriver.

Now it's time to install new battery inside keyless entry fob's body. Battery must be placed with the same position as was an old. Your key will not work if you mistakenly put battery wrong way.

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

The last thing to do is put your cover back on fob. Gently try to put the two halves together by hands from top to bottom. Check your remote key fob case for gaps. If it is not tightly closed try to repeat last step.

How to replace the battery video guide

Lexus LS430 Key Fob Battery Replacement - EASY DIY

Still not working? Buy new one

Frequently Asked Questions

Remote key fob of Lexus LS 430 require 1xCR1616 batteries. Price for CR1616 batteries are under $5 build upon the type, brand and size packaging you buy. You can take old battery to the store, with you to find a proper replacement.

Often, after key battery replace, reprogramming not required. Keyless entry remote reprogramming procedure often described in user's manual of your vehicle.

Yes, you can change battery in your 2002 Lexus LS 430 keyless entry remote yourself. Most difficult part is to open fob’s case. It's pretty easy with our instruction.

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

Remote key fob batteries in Lexus LS 430 should be changed once in three or four years, but this will vary based on frequency of use and battery quality. If your keyless entry remote shortened signal strength, you should replace batteries before it stop open doors and make problems for you.

If your LS 430 need multiple clicks to unlock or lock doors, fob's battery more than 4 years old, key fob buttons not working or has low key battery indicator on dashboard, in most cases battery replace in remote key fob required. Currently installed battery is discharged with a high probability, but if it's not help to fix issues, keyless entry remote change or repair required.
Be the first to comment.
Your message is required.

Fob Compatibility:

  1. FCC ID: HYQ12BBK | NI412BBB
  2. Models: 2001-2006 Lexus LS 430