When Your Lexus Smart Key Fails

The Smart Key is an ultra-convenient feature that allows you to lock and unlock your 2021 Lexus IS, open the trunk, and then start it without ever removing it from your pocket. The key fob battery will eventually degrade.

Luckily, you can swap the battery yourself with just a flathead screwdriver and a lithium battery CR2032 (available at a majority of electronic stores or hardware stores). Here's how to do it!

Keyless Entry

Your Lexus key fob comes with hardware that communicates with sensors in your car to allow you to lock and unlock doors unlock your trunk and turn on your push-button engine. This remarkable convenience makes driving with a Lexus more fun than a traditional vehicle. The key fob will eventually need batteries replaced in order to function properly.

You can extend the life of your key fob by keeping it far from magnetic devices like TVs mobile phones, TVs, battery chargers, induction cooktops and table lamps. The closer your key fob is to these devices the more power they will use.

You can also prolong the life of your key fob by only using it only for the functions you require. You can also reduce the use of your battery by cutting down on the time you use your 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, signalling that your key fob is operating in battery-saver mode. When the lights stop flashing you can push any button on your key fob to make it work again. Visit our service center in Manhasset to find out more about how to optimize the performance of your Lexus key fob.

Immobilizer System

When you insert the key into ignition it transmits an identification code to the receiver in the car. If the ID code matches that in its memory, then the car's computer allows the engine begin. However, if the ID number does not match, it activates an immobilizer which prevents the engine from running.

This technology works even if your keys get stolen but it's not foolproof. It is possible to "hack", or manipulate an anti-theft radiowave system. Thieves can make use of an aerial antenna, and then spoof the signal to tell that the car's Key Lexus is in the ignition.

Experts are developing more secure methods to thwart this. Some offer WiFi connectivity un-detectable installation and pin code entry via buttons on the dashboard. To help customers choose the most secure security features, Thatcham Research offers a grade and approval system to help you assess the security features of different products.

If you're worried about the anti-theft system that is in your vehicle, replacing the battery is the simplest thing to do. A quick check of the owner's manual should assist you in finding the proper replacement. Fuses can also be a cause therefore they should be checked regularly. If one of them blows, a replacement can be easily obtained from the auto parts store.

Key Blade

Your Lexus key is equipped with an aluminum blade that can be used to unlock the lock cylinders on the ignition of your vehicle and doors. Your key fob has hardware for communication with the Smart Access system of your vehicle and a button for starting. Your key fob might be made to last a long time but daily use and exposure to the elements of the weather could cause your key to malfunction sooner than expected. To prevent this from happening, store your keyfob as far away from your vehicle as you can. This will help reduce the battery consumption caused by its proximity sensors.

If the battery in your key fob does run out We're here to help. We'll walk you through the process of replacing the battery and will also provide ways to avoid the hassle!

CLK Supplies, LLC offers high-end Toyota Lexus key blanks. You can locate the exact replacement lexus key you require when you next head to our Holmdel dealership. When you order during checkout we'll make your new key blade before it's shipped!

Digital Key

One of the coolest features of a Lexus key is its digital key, which lets you to lock or unlock your car and start the engine at the a touch of a button on your mobile device. You can even roll down the windows or open the moonroof using this feature. However, you must speak with a technician to have this feature enabled.

You can also share the digital key with family or friends, especially when your car will be in the garage on your trip. To do this, simply hold down the lock symbol on your key fob and tap the lock icon on your phone. Your Lexus will display the message "Unlock".

If you're going to be away from your vehicle for a time, you can activate battery-saving mode by pressing the lock and unlock buttons on your key fob simultaneously. Then press the lock button again to restart your vehicle. Make sure you don't place your key fob within three feet of any appliances that generate magnetic fields. This will prolong the life of the battery. This includes laptops and TVs as well as mobile phones, battery chargers, and even mobile phones. CLK Supplies, LLC in Manhasset offers top quality Toyota Lexus blank keys. They're made of top quality materials and are covered by a warranty against any defects.