2000 Lexus GS 300 Key Fob Battery Replacement Instructions

2000 Lexus GS 300 Key Fob Battery Replacement Instructions

Key fob grant easy access to your Lexus. When the key fob battery is dead you’ll lose your keyless entry fob's ability to use remote opening function. Yes, it is possible to replace the battery in your keyless entry remote with our step by step instruction. All you need is described below.

What type battery does 2000 Lexus GS 300 keyless entry remote take

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

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

Inside of your key fob installed coin battery. Carefully try to open your keyless entry remote with flat head screwdriver. Change CR1616 battery with flat head screwdriver.

Replace old battery with fresh one CR1616. Every battery has a negative and positive side and if you put the wrong connector down, the current cannot go into your circuit board and make it work. Check position on battery, by "+" mark.

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

The last thing to do is put your cover back on fob. Delicately try to put the pieces together by hands from top to bottom. Inspect your fob case for gaps. If it is not tightly closed try to repeat last step.

How to change the battery video guide

How to ● Lexus Key Fob Remote Keyless Battery Change/Replace and Broken Casing

Still not working? Buy new one


Remote key fob of Lexus GS 300 use 1xCR1616 batteries. Price for CR1616 batteries are under $5 build upon the brand, type and size packaging you buy. You can take old battery to the store, with you to find a proper replacement.

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

Yes, you can change battery in your 2000 Lexus GS 300 key fob yourself. Most hard part is to disassembly keyless entry fob's case. It's pretty easy with our instruction.

The price to replace the battery in key fob is from $30 to as high as $500 depending on the car and the service station.

You should replace batteries inside keyless entry remote of Lexus GS 300 at least once in 4 years. lifespan of battery differ on frequency of use, operating conditions and quality. Famous brands cells usually will last longer.

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

  1. FCC ID: HYQ1512V
  2. Models: 1998-2005 Lexus GS 300