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When Your Lexus Smart Key Fails Smart Key is a convenient feature that allows you to lock and unlock your Lexus IS 2021, open the trunk, and then start it without having to remove it from your pocket. However there will come a point when the battery of the key fob expires. Luckily, you can replace the battery yourself with just a flathead screwdriver and a lithium battery CR2032 (available at a majority of electronic stores or hardware stores). Find out how to do it here! Keyless Entry Your Lexus key fob is equipped with hardware that connects with the sensors in your vehicle. It lets you lock and unlock your doors, open the trunk, and also start the ignition push-button. This amazing convenience makes driving with a Lexus more fun than the typical vehicle. However, the key fob will eventually need an upgrade to its battery in order to function properly. The good news is that you can extend the life of the battery on your key fob by making sure it is kept at least three feet away from electrical appliances that generate magnetic fields, including TVs, cell phones, batteries, induction cookers, battery chargers and table lamps. This is because the closer your key fob is to these devices, the more power it uses. Another method to make sure your key fob will last a long time is to use it only for the functions that you require. You can also extend battery life by reducing the long you press the buttons. To do this, hold the LOCK button and the UNLOCK button at the same time. The electronic indicator for the key will flash four times, which indicates that your key fob has entered battery-saving mode. Press any button on the key fob after the lights stop flashing to get it back in working condition. To learn more about the ways you can optimize your Lexus key fob to maximize performance visit our service center near Manhasset. Immobilizer System When you insert the key into ignition, it sends an ID code to a receiver in the car. The computer will allow the engine to start if the ID code is similar to the previous one that is stored in the car. If the ID code isn't compatible, it triggers an immobilizer, which stops the engine from starting. This technology is effective even if your keys are stolen however, it's not foolproof. In fact, it's possible to “hack” an anti-theft system that uses radio waves. The thief could use an aerial antenna and alter the signal to tell the car the key is in the ignition. Experts are putting together more secure systems to circumvent this. Some offer WiFi connectivity un-detectable installation and pin code entry using dashboard buttons. To help buyers select the most secure security features, Thatcham Research offers a grading and approval system to help you assess the security features of different products. If you're worried about the security of your vehicle's anti-theft system the easiest thing to do is replace the battery, especially if it's old. A quick check of the owner's manual will aid you in locating the correct replacement. Fuses can also be a problem, so you should examine them regularly. A replacement is available at the auto parts store if one blows. Key Blade Your Lexus key is equipped with a steel emergency key blade that can unlock the lock cylinders of your vehicle's doors as well as the ignition. The key fob is equipped with components that communicate with the Smart Access system of your vehicle, and also a button to start your car. While your key fob is designed to last a long duration, regular use and exposure to weather elements can cause it to fail sooner than you'd expect. To prevent this, store your key fob as far from your vehicle as you can. This will lessen the battery consumption that is caused by its proximity sensors. We're here to help you if the battery in your key fob goes out. We'll walk you through the process of replacing the battery and provide ways to avoid the hassle altogether! CLK Supplies, LLC provides top-quality Toyota Lexus blank keys. You can find the exact replacement you need on your next visit to our Holmdel dealership. When you make your purchase at checkout we'll cut the new key blade before it ships! Digital Key The digital key is among the coolest features on the market today, especially on a Lexus. It lets you to lock or unlock your vehicle and start the motor with just a tap of your mobile device. lexus key can even roll down the windows or open the moonroof using this feature. You'll need to talk to an expert in order to activate this feature. You can also share your digital key with your family or friends, especially when your car is in the garage during your trip. To do this, simply hold down the lock symbol on your key fob, then tap the lock icon on your phone. Your Lexus will display the message “Unlock”. Pressing the lock and unlock button on your key fob at the same time will enable the battery-saving mode when you leave your vehicle. Press the lock button to restart the vehicle. You can also prolong the life of your key fob's battery by making sure you don't place it within three feet of electrical devices that produce magnetic fields. This includes laptops, TVs cell phones, laptops, and battery chargers. CLK Supplies, LLC in Manhasset offers top-quality Toyota Lexus blank keys. These key blanks are made from top quality materials and are backed by a manufacturer's warranty.