Vehicle smart key for cars Key Technology

Vehicle smart key technology allows a driver to unlock and start the car by touching the door handle or placing the key in the pocket. It also allows for a variety of other adjustments including the position of the seat the internal temperature setting and mirror position.

However, this could also cause security issues.

Security

Smart keys are computerized key fobs that communicate with vehicles via one of the car's embedded antennas to open doors and start the engine. Smart key fobs, in contrast to traditional keys, which emit the same frequency each time they're pulled, transmit encrypted signals that are compatible with the specific car to which they belong. This makes it much more difficult for criminals with a technological edge to spoof or intercept the signal, and then use your key to steal your vehicle.

Mercedes' Keyless Go system for instance, comes with an internal transponder, which can identify the driver's key. When the Smart Key comes within 1.5 meters of a vehicle it will automatically unlock the tailgate and door and starts the engine when a button on the key is pressed.

Certain smart keys, such as those made by BMW are also equipped with user-specific settings that permit users to alter the mirrors, seat and steering wheel's location and audio preferences with the click of a button. They also have an emergency lock that stops the vehicle from starting if it is not connected to the key.

This technology assists drivers from locking their cars, especially when searching through a purse or backpack for keys in a parking space filled with strangers or on a busy street with high rates of crime. Some systems will also notify drivers when the battery in their keys is low, though this feature varies by manufacturer.

Convenience

If you're in a hurry to get somewhere the Smart Car Key Programming key makes entering your car as easy as it can be. You can lock, unlock and start your car simply by pressing the door handle or the trunk release. The key fob will also communicate with your smartphone to track charging and location as well as other information about the vehicle, explains Popular Mechanics.

You shouldn't lock your keys inside the car. The key fob communicates with an antenna inside the vehicle to determine if it's in range. If not, the engine will not start. This helps deter would-be thieves who might take your vehicle and sell the parts.

BMW reports that the smart key makes use of rolling codes, as well as to prevent hacking and cloning. A computer within the vehicle is able to recognize the code and confirms it prior to launching the engine. The majority of systems have a mechanical back-up in the form an invisible key blade.

Modern smart keys also recognize which key is in use and adjust the settings of the vehicle as needed, according to How Stuff Works Electronics. If you turn on the vehicle while holding the key in your hand for instance the windows as well as the sunroof can be opened to allow fresh air to enter the interior. You can also set up an automatic speed limit that will only be used when the car is powered by the chosen key. This feature could be useful if you are lending your car to a driver who has no prior experience.

Battery Life

If you're looking for a way to get more mileage out of your vehicle's smart car key reprogramming 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 do this, hold the lock button down and then press the unlock button.

This will block your smart key fob from transmitting or receiving radio signals which will increase its battery life significantly. You can always reactivate the function by pressing the unlock and lock buttons again.

Certain smart keys also come with anti-theft features to prevent them from being copied by thieves. Mercedes-Benz smart keys use rolling codes to stop unauthorized access. When a smart car key coding key is put in the ignition, a computer within the car validates the code in milliseconds prior beginning the engine. BMW has a similar system with its Display Key, which has a small LCD color touchscreen on the smart key to make it easier and enables drivers to lock and unlock their cars without ever removing it from their pockets.

If you're considering buying the latest car equipped with a smart key, or if you require the battery in your smart key locksmith near me key replaced, call us at Pop-Alock to get a quick and easy service. Our mobile locksmiths can replace the battery on any smart key, and will help you set it so that your car recognizes it.

Special Cases

While smart key market keys aren't safe from theft, they do assist to stop thieves. Smart keys employ rolling security codes to protect against theft, and when placed in the ignition, the vehicle's computer validates the code within milliseconds. Mercedes-Benz invented this technology, which is now used by luxury car brands.

Another useful feature is that most smart key systems will continue to work if the 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 low. Certain brands have key covers specifically designed for smart keys. They ensure that the fob is protected from damage.