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Vehicle Smart Key Technology

The smart key technology that is found in vehicles enables drivers to unlock and start their car by just touching the door handle, or placing the key into the pocket. It also allows many other adjustments like the position of the seat the internal temperature setting and mirror positioning.

This can also cause security worries.

Security

Smart keys are highly sophisticated computerized key fobs that communicate with a vehicle through one of the car's embedded antennas to unlock doors and to start the engine. As opposed to traditional keys, which emit the same frequency signal every time they are pressed, smart key fobs transmit encrypted signals that are specific to the car they belong to. This makes it more difficult for thieves with a technological edge to impersonate or intercept the signal and use the key to take your car.

For example, Mercedes' system -known as Keyless Go -- has an internal transponder that can identify the key of the driver. The Smart Key automatically unlocks and opens the doors and tailgate when it is within 1.5 meters. It also starts the engine by pressing a button on its key.

Some smart keys, such as the ones from BMW and Mercedes-Benz, also come with user-specific settings. These allow users to alter the mirrors, seat and steering wheel's location and even the audio settings with the touch of a single button. They also have the backup lock, which stops the vehicle from running without the key.

This technology protects drivers from being unable to lock their vehicle and causing damage to their vehicle, particularly when searching backpacks or purses for keys in an open parking lot with strangers or a busy street where crime is high. Many systems will also alert motorists when the battery for their key is low, but this feature can vary by manufacturer.

Convenience

If you're in a hurry to get to a place the smart key makes getting into your car as easy as possible. By pressing the button on the trunk release lever or door handle, you can unlock, lock and start your vehicle. Popular Mechanics explains that the key fob can also be used for tracking charging location, charging status, and other information about your vehicle.

One of the biggest advantages is that you won't accidentally get locked out. The key fob communicates with the antenna inside the vehicle to determine if the key is in range. If not, the engine will not start. This can deter thieves who would steal your vehicle to sell the parts.

The smart fortwo key replacement key also employs rolling codes to prevent hacking attempts as well as cloning, according BMW. The computer inside the vehicle is able to recognize and verify the code prior to starting the motor. Most systems have a mechanical back-up in the form a key blade hidden in the.

Modern smart keys also detect which keys are in use and adjust the vehicle settings as needed, according to How Stuff Works Electronics. For instance, if you switch on the car while holding the key fob in the palm of your hand, the windows and sunroof can be opened to let the air in the cabin breathe. You can also set an automatic speed limit that will only be used when the car is powered by the specified key. This feature could be useful if you're loaning your car to someone with no 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 smart key replacement manufacturer-specific feature called Power Saving Mode. To do this, hold the lock button down and then press the unlock button.

This will prevent your smart key fob's smart device from being able to transmit or receive radio waves. This will dramatically extend the life of its battery. You can always restart this feature by pressing the unlock and lock buttons once more.

Some smart car key programming - go directly to scientific-programs.science, keys include anti-theft capabilities that prevent them from being copied by thieves. Mercedes-Benz smart key uses rolling codes to stop access by anyone who is not authorized to use it. When the smart key is inserted into the ignition, a computer inside the car validates the code in milliseconds before beginning the engine. BMW uses a Display Key with a small LCD color screen. This lets drivers lock their cars, open their doors, and start the engine without having to take the smart key from their pocket.

Contact Pop-Alock if you need to replace the battery in your smart key fob, or if you are thinking of buying a car with a smart-key. Our mobile locksmiths can replace the battery of any smart key and help to set it so that your car can recognize it.

Special Cases

While smart keys are not theft-proof, they do help to stop thieves. Smart key fobs are designed to deter hackers from hacking the system. When they are placed in the ignition of the car the computer checks the code in milliseconds. This technology was invented by Mercedes-Benz and is currently used by many high-end car brands.

A smart key system will continue to work even if you forget the key in your trunk or leave it in the restaurant. Some systems will also alert the driver when the battery is depleted. Some brands offer key covers specifically designed for smart car spare key keys that protect the fob from damage.