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Vehicle smart car keys replacement Key Technology

The smart key technology found in vehicles allows drivers to unlock and start their car by simply rubbing the door handle, or by putting the key into the pocket. It also allows for a variety of other adjustments, such as the position of seats, internal temperature settings, mirror positioning and stereo presets.

However, this could also lead to security concerns.

Security

Smart keys are computerized key fobs which communicate with the vehicle through an embedded antenna. It can unlock doors and activate the motor. Smart key fobs, in contrast to traditional keys that emit the same frequency every time they're pressed, transmit encrypted signals which are only compatible with the car to which they belong. This makes it harder for criminals with a technological edge to detect or spoof the signal and use your key to steal your car.

Mercedes' Keyless Go system for instance, has an internal transponder that can identify the driver's key. When the Smart Key comes within 1.5 meters of a car it instantly unlocks the tailgate and door and the engine will start when a button on the key is activated.

Certain smart keys, such as the ones from BMW are also equipped with user-specific settings that permit users to alter the mirrors, seat, steering wheel position, and even audio preferences with the click of a button. They also come with the backup lock, which keeps the vehicle from starting if the key is not in the ignition.

This technology prevents drivers from locking their car, especially when fumbling in a purse or backpack to locate keys in a parking lot packed with strangers or on an area with high rates of crime. Some systems will also notify motorists when the battery for their key is low, though this feature varies from manufacturer the manufacturer.

Convenience

If you're in a hurry to get to a place the smart 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 unlock, lock and begin your vehicle. Popular Mechanics explains that the key fob can be used to track charging or location as well as other information about your vehicle.

One of the biggest advantages is that you can't accidentally get locked out. The key fob connects to an antenna in the vehicle to determine whether it is within the range. If it's not, the engine will not start. This helps deter would-be thieves who might steal your car to sell its parts.

The smart 450 key programming key uses rolling codes to deter hacking attempts as well as cloning, according BMW. The computer inside the vehicle detects and validates the code prior the start of the motor. The majority of systems also have a mechanical backup in the form of an unnoticed key blade to serve as a styling tool.

Modern smart keys also detect which keys are in use and adjust the settings of the vehicle in line with the use of the key, says How Stuff Works Electronics. For instance, if you turn on the car holding the key fob in your palm the windows and the sunroof are opened to let the cabin air dry. You can also set an upper limit on speed that will only apply when the vehicle is started with the selected key, which could be helpful when lending your car to an inexperienced driver.

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 do this simply press and hold the lock button while pressing the unlock button.

This will block your smart key fob from being able to send or receive any radio waves. This will dramatically extend the battery's life. You can always activate this feature by pressing the unlock and lock buttons once more.

Certain smart keys also come with anti-theft capabilities that protect them from being copied by thieves. For example, Mercedes-Benz smart fortwo key programming keys use rolling codes to block unauthorized access to vehicles. When a smart key is put in the ignition, a computer in the car confirms the code in milliseconds prior even starting the engine. BMW has a similar system with its Display Key, which includes 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.

Contact Pop-Alock if you need to replace the battery on the smart car key replacement cost key fob you have or should you be thinking of buying a car with a smart-key. We can replace the battery on any smart key, and our mobile locksmiths can help you set the system to make sure your vehicle recognizes it.

Special Cases

Although smart keys aren't theft-proof, they do help to hinder thieves. Smart keys employ rolling security codes to prevent hackers, and when put in the ignition, the vehicle's computer checks the code in milliseconds. Mercedes-Benz created this technology, which is now utilized by luxury car brands.

A Smart Key replacement near me key system will work even if you don't remember the key in your trunk or leave it at a restaurant. Some systems will also alert the driver when the battery is not fully charged. Certain brands provide key covers specifically designed for smart keys. They keep the key safe from harm.