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Vehicle Smart Key Technology The technology of smart keys in vehicles allows drivers to unlock and start their car by simply rubbing the door handle, or putting the keys in the pocket. It also allows a variety of other adjustments, like seat positions, internal temperature settings, stereo presets, and mirror positioning. This can also cause security worries. Security Smart keys are computerized key fobs which communicate with the vehicle through an embedded antenna. It can unlock doors and begin the motor. Unlike conventional keys, which emit the same frequency signal each time they are activated, smart keys transmit encrypted signals that are specific to the specific vehicle they belong to. This makes it difficult for thieves with advanced technology to intercept or spoof the signal, and then use your key to steal your vehicle. Mercedes' Keyless Go system, for example, has an internal transponder that can identify the driver's keys. When the Smart Key comes within 1.5 meters of a car, it automatically unlocks the tailgate and door and the engine will start when a button on the key is pressed. Additionally, some smart keys -such as those from BMW — have individual user settings that let the driver adjust seat, mirrors and the steering wheel's position as well as audio preferences at the push of the button. They also have the backup lock, which stops the vehicle from running without the key. This technology assists drivers from locking their cars, especially when they are rummaging through their purses or backpack to locate keys in a parking lot packed with strangers or on an area with high crime rates. A lot of systems will also notify drivers when their keys are not fully charged, however this feature is different for each manufacturer. Convenience If you're in a hurry to get somewhere, the smart key makes getting into your vehicle as simple as possible. You can unlock, lock and start your car by pressing a button on the door handle or trunk release. Key fobs can also communicate with your smartphone to keep track of charging and location as well as other information about the vehicle, says Popular Mechanics. It isn't safe to lock your keys inside the car. The key fob communicates with an antenna inside the vehicle to determine if it's within range. If it's not, the engine will not start. This will deter thieves who would steal your vehicle to sell the parts. The smart key uses rolling codes to protect against hacking attempts and cloning, reports BMW. The computer in the vehicle recognizes and verifies the code before starting the motor. Most systems come with a mechanical backup system in the form of an unnoticed key blade. How G28CarKeys that modern smart keys can be able to detect keys used and adjust the car settings according to the situation. If you turn on your vehicle while holding the key in your palm, for example windows and sunroof will be opened to let air circulate the interior. You can also set up an automatic speed limit that will only be in effect when the car is powered by the chosen key. This feature can be beneficial if you're lending your car to a driver who is not experienced. 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, hold down the lock button and press the unlock button. This will block your smart key fob to transmit or receive radio waves. This will significantly extend its battery life. You can always restart the function by pressing both the lock and unlock buttons again. Some smart keys also have anti-theft capabilities that protect them from being copied by thieves. Mercedes-Benz smart keys employ rolling codes to block access by anyone who is not authorized to use it. The car's computer is able to verify the code within milliseconds following the smart key is introduced. BMW utilizes a Display Key that has a small LCD color screen. This allows drivers to lock their cars, open them, and start them without having to remove the smart key from their pockets. Contact us at Pop-A Lock if you require to replace the battery on the smart 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 will help you set it up so that your vehicle recognizes it. Special Cases While smart keys are not secure against theft, they can help to stop thieves. Smart key fobs use rolling security codes that prevent hacking, and when placed in the ignition, the vehicle's computer verifies the code within milliseconds. Mercedes-Benz developed this technology, which is currently used by luxury car manufacturers. Another great feature is that the majority of smart key systems will continue to work even if a user forgot the key in the trunk or left it at the restaurant, or lost it during an excursion. Some systems will alert the driver when the battery is depleted. Some brands offer key covers that are specifically designed for smart keys to protect the fob from damage.