Vehicle Smart Key Technology
The smart car key key technology in vehicles allows drivers to open and start the car simply by pressing the door handle or placing the key in the pocket. It also permits many other adjustments, including seat position, internal temperature settings and mirror positioning.
This can also cause security worries.
Security
Smart keys are highly sophisticated computerized key fobs that communicate with the vehicle using one of the antennas that are embedded in the vehicle to unlock the doors and start the engine. As opposed to traditional keys, which emit the identical frequency signal each time they are activated, smart keys transmit encrypted signals that are specific to the specific vehicle they belong to. This makes it more difficult for thieves who are tech-savvy to steal or spoof the signal and use the key to take your car.
For example, Mercedes’ system — called Keyless Go — has an internal transponder that identifies the key of the driver. When the smart car key coding Key comes within 1.5 meters of a vehicle, it automatically unlocks the tailgate and door and starts the engine when a button on the key is activated.
Some smart keys, like those from BMW and Mercedes-Benz, also come with user-specific settings that allow the driver to alter the seat, mirrors and steering wheel’s position and even the audio settings with the press of a single button. They also have an emergency lock that keeps the vehicle from starting without the key in the ignition.
This technology helps drivers avoid getting their car locked accidentally, especially when searching in bags or purses for keys in the parking lot of strangers, or on a street where crime is high. A lot of systems will also notify drivers when keys are running low on battery, but this feature differs by manufacturer.
Convenience
The smart key is perfect for those in a hurry to get somewhere. You can unlock, lock and start your car simply by pressing a button on the door handle or trunk release. The key fob will also communicate with your smartphone to track charging locations, charging times and other details regarding the vehicle, as explained by Popular Mechanics.
You can’t accidentally lock your keys in the car. The key fob communicates with an antenna in the vehicle to determine if it’s within range. If it’s not, the engine will not start. This will stop thieves from absconding with your vehicle and selling its parts.
BMW reports that the smart key makes use of rolling codes, as well as to prevent hacking and cloning. The computer inside the vehicle is able to recognize the code and checks it before starting the engine. The majority of systems also have a mechanical backup that is a key blade that’s hidden to be used for styling purposes.
Modern smart car keys replacement keys also recognize the key that is being used and adjust the car settings accordingly, notes How Stuff Works Electronics. For example, if you turn on the car holding the key fob in your hand the windows and sunroof can be opened to ventilate the cabin. You can also set a speed limit which will only be in effect when the vehicle is powered by the selected key. This feature can be useful when you lend your car to someone who has little experience.
Battery Life
If you’re looking for a way to get more mileage out of your vehicle’s smart key, or just want to make sure it won’t die during a trip to the grocery store, you can activate an auto manufacturer-specific feature called Power Saving Mode. To activate this feature simply press and hold the lock button while pressing the unlock button.
This will block your smart key fob to send or receive any radio waves. This will dramatically extend its battery life. You can always restart the function by pressing both the lock and unlock buttons again.
Some smart car key programming keys have anti-theft capabilities that prevent them from being copied by thieves. Mercedes-Benz smart keys use rolling codes to prevent access by anyone who is not authorized to use it. The car’s computer checks the code milliseconds after the smart key is put in. BMW utilizes a Display Key that has a small LCD screen with a color. This allows drivers to lock their vehicles, unlock them, and start them without removing the smart key from their pockets.
Contact Pop-Alock if you need to replace the battery on your smart key fob or if you are thinking of purchasing a car that has a smart-key. We can replace the battery in any smart key, and our mobile locksmiths can assist you in setting the system so that your car can recognize it.
Special Cases
While smart keys are not theft-proof, they do help to deter thieves. smart fortwo key fob keys are designed to stop hackers from gaining access to the system. When placed in the ignition of the car The computer confirms the code in milliseconds. This technology was invented by Mercedes-Benz and is now utilized by a variety of premium car brands.
Another great feature is that most smart key systems will continue to work even if a user forgot the key in the trunk or left it at the restaurant, or lost it during a hike. Certain systems will also inform the driver if the battery is running low. Some brands offer key covers that are specifically designed for smart keys to protect the fob from damage.