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Vehicle Smart Key Technology

The technology of smart keys in vehicles lets drivers unlock and start their car smart key replacement by simply touching the door handle or putting the key in the pocket. It also allows a variety of other adjustments including seat position and internal temperature settings as well as mirror position.

This can also lead to security issues.

Security

Smart keys are highly sophisticated computerized key fobs that communicate with a vehicle via one of the car's embedded antennas to open doors and to start the engine. Contrary to conventional keys, which emit the identical frequency signal each time they are used, smart keys transmit encrypted signals that are specific to the specific vehicle they belong to. This makes it harder for thieves with the latest technology to steal or spoof the signal and use the key to take your car.

Mercedes' Keyless Go system for instance, has an internal transponder that can identify the driver's keys. When the smart key market Key comes within 1.5 meters of a vehicle it instantly unlocks the tailgate and door and starts the engine when the key's button is press.

Additionally certain smart keyslike those made by BMW -- have individual user settings that let the driver adjust the seat, mirrors and the steering wheel's position and audio preferences at the click of a button. They also come with the backup lock, which stops the vehicle starting without the key.

This technology assists drivers from locking their cars, particularly when searching through a purse or backpack for keys in a parking lot full of strangers or in a busy street with high rates of crime. Some systems will also notify drivers if the key battery is low, but this feature varies from manufacturer manufacturer.

Convenience

If you're in a hurry get to a place, the Smart car key programming key makes getting into your car as easy as it can be. By pressing the button on your trunk release or door handle, you can lock, unlock and get into your vehicle. The key fob can also interact with your phone to keep track of charging locations, charging times and other details about the vehicle, according to Popular Mechanics.

It isn't safe to lock your keys in the car. The key fob communicates with an antenna within the vehicle to determine if it's in range. If it's not, the engine won't not start. This will stop thieves from taking your vehicle and then selling its parts.

BMW reports that the smart key utilizes rolling codes as well to stop cloning and hacking. The computer in the vehicle is able to recognize and verify the code prior to launching the motor. The majority of systems have a mechanical backup in the form of a key blade hidden in the.

Modern smart keys also recognize the type of key being used and adjust the settings of the vehicle accordingly, notes How Stuff Works Electronics. If you start the vehicle while holding the key in your palm for instance windows and the sunroof will open to ventilate the interior. You can also set up a speed limit that will only be in effect when the vehicle is powered by the specified key. This feature can be useful if you're loaning your vehicle to a driver with no experience.

Battery Life

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

This will stop your smart key fob's ability to send or receiving radio signals, which will extend its battery's life considerably. You can always activate this function by pressing the unlock and lock buttons again.

Certain smart keys have anti-theft functions that stop them from being copied by thieves. For example, Mercedes-Benz smart keys use rolling codes to block unauthorized access to vehicles. The computer in the car will check the code every millisecond after the smart key is put in. BMW uses a Display Key that has a small LCD screen with a color. This allows drivers to lock their cars, open them, and even start them without taking the smart key from their pockets.

If you're considering buying a new car that has a smart key, or if you require the battery in your smart key fob changed, contact us at Pop-A Lock for a quick and simple service. We can replace the battery in any smart car key replacement key, and our mobile locksmiths will help you set the system to make sure your vehicle recognizes it.

Special Cases

Smart keys aren't 100 100% safe from theft, but they can assist in preventing thieves. Smart keys are designed to keep hackers from hacking into the system. When they are inserted into the ignition of the vehicle the computer checks the code in milliseconds. Mercedes-Benz invented this technology, which is currently utilized by luxury car brands.

A smart key programing key system will continue to work even if it is not possible to remember the key in the trunk or leave it in a restaurant. Certain systems will notify the driver when the battery is not fully charged. Certain brands also offer key covers that are specifically designed for smart keys, to shield the fob from damage.