Vehicle Smart Key Technology

smart fortwo key programming keys for vehicles allow drivers to unlock and start the car by pressing the door handle or placing the key in the pocket. It also allows various other adjustments including seat position the internal temperature setting and mirror position.

This can also cause security issues.

Security

Smart keys are key fobs that are computerized that communicate with vehicles through an embedded antenna to unlock doors and start the motor. Unlike conventional keys, which emit the same frequency signal every time they are used, smart keys transmit encrypted signals that are specific to the car they belong to. This makes it more difficult for thieves who are tech-savvy to spoof 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. When the Smart Key comes within 1.5 meters of a car it instantly unlocks the door and tailgate and starts the engine when the key's button is hit.

Additionally certain smart car key repair keyslike those made by BMW have their own user settings that let the driver alter the seat, mirrors, the steering wheel's position as well as audio preferences at the click of the button. They also have a backup lock that prevents the vehicle from starting without the key in the ignition.

This technology assists drivers from accidentally locking their car, especially when fumbling in a purse or backpack for keys in a parking area packed with people or on a busy street with high rates of crime. A lot of systems will alert drivers if the key battery is depleted, though this feature varies from manufacturer manufacturer.

Convenience

If you're in a hurry get somewhere the smart key makes entering your vehicle as simple as it can be. By pressing the button on your trunk release or door handle, you can lock, unlock and open your vehicle. Popular Mechanics explains that the key fob can also be used to track charging or location as well as other vehicle information.

A major benefit is that you don't lock yourself out. The key fob communicates with an antenna within the vehicle to determine if the key is in range. If it's not, the engine won't start. This will stop thieves from stealing your vehicle and selling parts of it.

BMW reports that the smart key employs rolling codes in order to ward off hacking and cloning. The computer in the vehicle is able to recognize and verify the code prior to launching the motor. Most systems have a mechanical back-up in the form a hidden key blade.

How Stuff Works Electronics notes that modern smart keys also detect the key when it is in use and adjust the vehicle settings in line with the use of the key. For example, if you turn on the car while holding the key fob in your palm the windows and the sunroof are opened to let the air in the cabin breathe. You can also set up a speed limit which will only be activated when the car is powered by the selected 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 car key programming 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 prevent your smart key fob from transmitting or receiving radio signals that could extend its battery's life considerably. You can always reactivate this feature by pressing the unlock and lock buttons again.

Certain smart keys also have anti-theft capabilities that protect them from being copied by thieves. Mercedes-Benz smart keys employ rolling codes to stop the unauthorized access. When a smart key is inserted into the ignition, a computer within the car checks the code in milliseconds prior it starts the engine. BMW also has a similar system with its Display Key, which has a small LCD color touchscreen on the smart key for ease of use, and allows drivers to lock or unlock their cars without ever removing it from their pockets.

If you're thinking about buying a new smart car key car with a smart key, or need your smart key fob's battery replaced, call Pop-A-Lock for a quick and simple service. We can replace the battery in any smart key and our mobile locksmiths can help you set it up so that your car can recognize it.

Special Cases

Smart keys are not 100 100% theft-proof, but they aid in deterring thieves. smart car key fob programming keys employ rolling security codes to protect against theft, and when placed in the ignition, the car's computer validates the code within milliseconds. Mercedes-Benz created this technology, which is now utilized by luxury car brands.

Another great feature is that the majority of smart key systems will continue to operate even if a user forgot the key in the trunk, left it at an eatery or lost it during hiking. Some systems will alert the driver when the battery is low. Certain brands have key covers that are specifically designed for smart keys to guard the fob from damage.