How to Do a Lexus Key Fob Replacement
There are a few things every Lexus owner needs to know. Your car will eventually need a new key, whether you use a conventional key to turn the ignition or an advanced push-to-start.
It is easy to replace the battery on your key fob at a hardware retailer, big-box retailer, or locksmith. However, you should always check that the locksmith or dealer can program replacement keys to the model you have chosen.
How do I replace the battery?
When the LED indicator light goes out of focus and you're unable switch on push-button start or Smart Access, it's time to replace the Lexus key fob battery. The procedure is simple and can be carried out from the comfort of your Guaynabo home. Follow these easy steps from Shottenkirk Desert Lexus and you'll be back on the road in no time.
Make sure your hands and the area you work in are completely dry. Moisture can cause the new battery to be rusty. Then take a flathead screwdriver for opening the cover of the key fob. If you want to protect yourself from scratches, wrap the tip of your screwdriver in a piece of tape. After the mechanical key has been removed, you can remove the battery that was in use and replace it with a brand new one. Make sure that you insert the new battery with the positive (+) side facing up. After that, reinstall the electronic key module and snap the cover back into place.
If you require assistance with your key fob, the technicians at Shottenkirk Desert Lexus are available to help. We also provide Key Replacement Protection when you purchase or lease or lease a Lexus vehicle. This warranty offers fobs and keys for replacement along with the programming needed to sync them with the immobiliser system of your vehicle. Click HERE to learn more about this helpful feature or contact our customer service team.
How do you activate the battery-saving mode?
A Lexus keyfob is an advanced piece of technology that lets you to lock or unlock your doors and even start your ignition by pressing a button. It has hardware that sends signals to your vehicle to do things like automatically shutting the windows. In time the battery in your Lexus key fob might run low, and it's important to replace it as soon as you can to ensure that you don't compromise the purpose of this vital device.

If you're not likely to be using your Lexus key fob for several weeks you can turn on the battery-saving mode to reduce the loss of battery. Press and hold the LOCK key while pressing UNLOCK key twice. The LED will flash four times, and your Lexus key fob is now in battery-saving mode. To activate the start button and Smart Access features, simply press any of the buttons on your fob.
Switching the battery on your Lexus key fob is a relatively simple task that doesn't require special tools. To avoid rusting, ensure your hands and the new battery are completely dry. Then, find the small button on the side of your key fob. It lets you release the emergency key blade inside. Push the release button and take off the mechanical key. Then take the new battery into place with its plus side facing upwards.
How to Turn Off Your Key Fob
Your key fob could appear pretty simple, but it's loaded with sophisticated technology. It allows you to lock and unlock doors as well as open the trunk of your 2021 Lexus IS without ever having to take the key out of your pocket. It also comes with some hidden functions that you'll be surprised by.
Consumer Reports says that the panic button on your key fob could assist you in finding your car in parking garages. RepairPal reports that the loud sound could also dissuade thieves. Keep one in your wallet and purse in case of need.
Some cars allow you to start your engine with a remote key fob in chilly weather, Consumer Reports notes. Simply press the lock button on the key fob for 10 seconds to activate this feature. Note: This feature may not work for all vehicles. Refer to the owner's guide for your vehicle.
You can replace your key fob or lost car keys by contacting an authorized locksmith or dealer. It's important to get the right assistance to ensure that the new key or fob is as good as the original. For lexus car keys , you'll want to ensure that the locksmith you hire has the correct key blank and can program it properly for your specific vehicle.
How do I replace the Key Blade
Today's high-tech key fobs are more efficient than ever. They unlock cars, lock them and even start them at the touch of a button. All this technology isn't free. Buying a replacement fob for a key costs anywhere from $200 to $500, and getting it programmed by a professional dealer can run even more. Fortunately, replacing the battery in most fobs is relatively inexpensive and easy.
To replace the battery inside the Lexus key fob, you must first employ a flathead screwdriver pop open the fob. Wrap the edge of the screwdriver's flathead with tape before you use it to avoid scratching plastic. Take off the electronic key module that is covering the battery before taking out the old one. Place a new CR2032 in its place and place it with the positive side facing upwards. Re-attach the electronic module on and then replace the key fob cover.
You can prolong the battery life of your keyfob by keeping it at least 3 feet away from magnetic devices, such as laptops, TVs and cell phones. You can also enable the battery-saving mode by holding the LOCK button and pressing the UNLOCK button three times. The electronic key indicator will flash four times in order to confirm that the battery-saving mode has been set. Press any button on the key fob to start using the Smart Access System or Push Button Start.