How to Get the Most Out of Your Lexus Key Fob
Your Lexus key fob has hardware with sensors built into the vehicle, which permit you to lock and unlock your door and activate the ignition with a push button. It can malfunction due to exposure to elements of the weather or daily use, and even minor damage.
Replace the battery with an ordinary CR2032 battery that is available at many camera shops, big-box stores, and convenience stores. Wrap the tip of a flathead screwdriver with tape to prevent scratching.
Keyless Entry

Key fobs are small remotes that are equipped with RFID chips, antennae and other components to enable secure access to an object. The device transmits a RFID signal to the reader, which uses it to determine whether the device is authorized to access. If locksmith lexus keys matches the one that the reader is programmed to accept then the system unlocks the door or permits entry into an area.
In contrast to traditional car keys, Lexus key fobs have many additional features. They can lock and unlock your car doors and trunk, as well as start the push-button ignition, without ever having to take the key out of your pocket. Some of these features are only accessible through specialized hardware, which can be activated by an expert. Others are as easy as pressing a key fob button.
If your Lexus keyfob is being troublesome, it might be time to replace the battery. The procedure to replace the battery in a conventional key is pretty straightforward regardless of whether you have an electronic key with SmartAccess or a traditional key. The release button is used to remove the mechanical key stored in the keyfob. Then you can use a flathead screwdriver to pop open the key fob's case and take out the battery that is dead. Replace the battery, making sure that the + side is facing upwards.
Remote Start
Each model year seems to bring something new to Lexus vehicles, be it a bigger touchscreen infotainment system or the latest safety features. One of the most sought-after features is remote start that makes it simple to warm up or cool down your car before you drive off in Bayamon.
The key fob itself can be used to turn on your Lexus remote starter, however it also works with a Lexus app on your smartphone or device with the Alexa or Google Assistant voice-activated feature. You can also activate a Lexus remote starter using your smartwatch when it has this functionality.
You can find out more information about how to use the Lexus Remote Start feature by visiting an authorized dealer, such as Ray Catena Lexus of Monmouth, and chatting with an expert. The friendly staff at this Lexus dealer will be more than happy to demonstrate how to maximize the key fob on your vehicle.
You can also learn more about Lexus Remote Start by checking out our guide, which explains everything you need to be aware of. To make use of the remote start feature, your vehicle has to have an Enform Remote subscription. All new Lexus vehicles come with three years of free Enform Remote, but you may purchase a longer subscription for older Lexus models.
Rolling Down the Windows
A majority of people know that the key fob can unlock and start their car. However, it can also perform other amazing tricks. The key fob, for example can roll down windows by pressing the lock button and holding it for at least two seconds. This is helpful on hot days, if you're trying to cool your car prior to entering. However, it is important to be aware that the windows will remain down until you press the lock button again or enter your vehicle.
You can also control the sunroof and power windows via your key fob. However, you'll require your key fob coded or programmed to enable this feature. Most dealerships charge $50 or more for this service. However, locksmiths in the automotive industry may charge less.
Switching the Key Fob Battery
One of the most frequent mistakes Lexus drivers make is not remembering to replace the battery in their key fobs. You can buy batteries for replacement at hardware stores, big-box retailers as well as online. It is recommended to read the owner's manual to see whether your battery has particular features which require programming or instructions.
If your key fob is low in battery power, the service center at Ray Catena Lexus of Freehold can help. We'll guide you on how to change the battery on your key fob and we'll even give you suggestions on how to prolong its life span.
Battery-Saving mode
Battery-saving mode will help you get the most out of your keyfob's battery. This mode shuts off the transmitter signal in order to stop the premature drain of the battery. To activate this feature, hold the UNLOCK and LOCK buttons while tapping them twice. The indicator on the electronic will flash four times to signal that the key fob is in battery-saving mode. Press any key fob button to resume Smart Access or push-button starting.
Keep your Lexus in battery-saving mode to extend its lifespan. You can also prolong its life by avoiding placing the key fob within three feet of electronic devices that produce magnetic waves, such as TVs, laptops, cell phones, and battery chargers.
With a few simple tools and some basic knowledge, you can easily change the battery on your key fob in the event that it fails. Use a clipper and a new battery to replace the old one. Make sure that the + side is facing upwards.
Learn how to change the battery in your Lexus key fob with the help from Ray Catena's expert team at Lexus of Monmouth. We will help you to open the key fob, replace its battery, and more. Contact us to schedule a service appointment today!