How to Do a Lexus Key Fob Replacement

There are a few things every Lexus owner should know. No matter if you have a conventional key that spins in the ignition or a smart push-to start key, your vehicle will need a new battery sooner or later.

It is simple to replace the battery on your key fob at a hardware store, big-box retailer or locksmith. Always ensure that the locksmith can program replacement keys to your specific model.

How to replace a Battery

If the indicator light on the LED is dim and you are unable to use Smart Access or push-button starting the process, it's time to replace the Lexus key fob. Fortunately, the procedure is easy and can be carried out at your home in Guaynabo. Follow these simple steps offered by Shottenkirk Desert Lexus to get back on the road as quickly as possible.

First, ensure that your hands and workspace are clean and dry. Incorporating moisture into the battery could cause it to get rusty. Then, use an open-ended screwdriver to remove the key fob cover. If you want to avoid scratches, cover the tip of your screwdriver in a piece of tape. Once the mechanical part is removed and the battery is removed, you can remove the old battery and replace it with a new one. Make sure to insert the new battery with the positive (+) side facing upwards. Install the electronic module, and snap back the cover of the fob.

If you need assistance with your key fob, the technicians who service it at Shottenkirk Desert Lexus are available to assist. We also offer Key Replacement Protection when you purchase or lease the Lexus vehicle. This warranty covers replacement keys and fobs and the associated programming needed for synchronization with the immobiliser system of your vehicle. To learn more about this essential add-on, click HERE or contact our support team.


How do I activate the Battery-Saving Mode

A Lexus keyfob can be described as a sophisticated piece of technology which allows you to lock or unlock your doors, and even start your ignition with a push button. It is equipped with hardware that sends signals to the vehicle, e.g. to automatically roll down your windows. As time passes the battery in your Lexus key fob may run low, and it's essential to replace it as quickly as possible to avoid compromising the function of this crucial device.

If you aren't going to use your Lexus Key Fob for several weeks, you can turn on the battery-saving mode. This will reduce battery drain. Press and hold the LOCK key while pressing UNLOCK button twice. The electronic indicator will flash four times and your Lexus keyfob will be in battery saving mode. To restart the start button and Smart Access features, simply press any of the buttons on your fob.

Change the battery in your Lexus key fob is a fairly simple task that doesn't require special tools. Start by making sure your hands are dry to avoid the possibility of moisture rusting your new battery. Locate the small button located on the back of the key fob. This button opens the emergency blade that is stored inside. Push the release button and remove the mechanical key. Then, slide the new battery into place with its plus side facing upwards.

How do you turn off your key fob

Your key fob could appear quite simple, but it's loaded with advanced technology. It lets you lock and unlock doors and access the trunk of your 2021 Lexus IS without ever having to remove the key from your pocket. It also has a few secret features that you could be amazed by.

For instance the panic button on your key fob will help you locate your car in a parking garage, according to Consumer Reports. The attention-grabbing blare could also repel thieves, according to RepairPal. It's a great reason to keep one in your purse or wallet just in case.

Some cars even let you start your engine using an electronic key fob that you can use in cold weather, Consumer Reports notes. Press the button for 10 seconds on the fob to activate this feature. Be aware that this feature might not work for all vehicles. Review the owner's manual.

If you've lost your car keys or if your fob is damaged, you can have it replaced via the locksmith or dealer. It is essential to seek the right help in order to ensure that the replacement key or fob works like the original. For example, you'll want to ensure that the locksmith you select has the correct key blank and is able to program it properly for the specific vehicle you have.

How to replace the Key Blade

Today's modern key fobs are more capable than ever before. With the touch of a button, they can unlock or lock and even start vehicles. However all this technology comes at a cost. A replacement key fob can cost between $200 to $500. Having it programmed at a dealer can cost more. Fortunately, replacing lexus keyfob in the majority of fobs is affordable and easy.

To replace the Lexus keyfob battery Use a flathead tool to pry open the fob. Wrap the tip of the flathead screwdriver in tape before you use it to avoid scratching plastic. Take off the electronic key module that covers the battery before removing the old battery. Replace it with a brand new CR2032 in its place with the positive side facing up. The electronic module should be re-snapped on, and then replace the cover for the key fob.

There are a few things you can do to extend the life of your key fob's battery by keeping it at least three feet from electrical appliances that create magnetic fields, such as laptops, televisions, cell phones and battery chargers. You can also turn on the battery-saving mode simply by pressing the LOCK button and pressing the UNLOCK key twice. The electronic indicator for the key will flash four times in order to confirm that the battery-saving mode has been activated. To restart the use of your Smart Access System and Push Button Start, press any button on the key fob.