Vehicle Smart Key Technology

Smart keys in vehicles allow the driver to unlock and start the car simply by pressing the door handle or placing the key in the pocket. It also allows many other adjustments like seat position and internal temperature settings as well as mirror position.

However, it could also lead to security concerns.

Security

Smart keys are key fobs with computers that communicate with the vehicle using one of the car's embedded antennas to unlock the doors and begin the engine. Unlike conventional keys, which emit the identical frequency signal each time they are press, smart key fobs transmit encrypted signals that only match the specific vehicle they belong to. This makes it harder for thieves with advanced technology to intercept or fake the signal and use your key to steal your car.

For example, Mercedes' system -- called Keyless Go -- has an internal transponder that identifies the key of the driver. The Smart Key automatically unlocks and opens the doors and the 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 made by BMW, also have user-specific settings. These allow users to alter the mirrors, seat and steering wheel's position and audio preferences at the click of a button. They also come with the backup lock, which stops the vehicle from starting without the key.

This technology can prevent drivers from accidentally locking their vehicles, particularly when they are rummaging through their purses or backpack to find keys in a parking space filled with strangers or on a busy street with high rates of crime. Some systems also notify drivers when the key is not fully charged, however this feature is dependent on the manufacturer.

Convenience

If you're in a hurry get to a place the smart key makes getting into your car as simple as possible. By pressing the button on your trunk release or door handle you can lock, unlock and get into your vehicle. The key fob will communicate with your phone to keep track of charging, location and other information about the vehicle, according to Popular Mechanics.

One of the biggest advantages is that you aren't able to accidentally lose your keys. The key fob communicates with an antenna in the vehicle to determine whether it is within the range. If it's not, the engine will not start. This will deter thieves from the vehicle and stealing parts of it.

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

How Stuff Works Electronics notes that modern smart keys be able to detect keys being used and adjust the vehicle settings in line with the use of the key. If you switch on the vehicle while holding the key in your hand for instance windows and the 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 vehicle is powered by the selected key. This feature could be beneficial if you're lending your vehicle to a person who is not experienced.

Battery Life

If you're looking for a way to get more mileage out of your vehicle's smart car keys replacement 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 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 significantly extend the life of its battery. You can always activate this function by pressing the unlock and lock buttons once more.

Certain smart car key replacement near me keys have anti-theft features to prevent them from being stolen by thieves. Mercedes-Benz smart keys use rolling codes to block the unauthorized access. When a smart fortwo key replacement key is inserted in the ignition, a computer within the car verifies the code in milliseconds prior it starts the engine. BMW uses a similar method with its Display Key, which has an LCD touchscreen on the smart key for added convenience, and lets drivers lock or unlock their cars without ever removing it from their pockets.

Contact Pop-Alock if you need to replace the battery on your smart car key programming; here., key fob, or should you be thinking of purchasing a car with smart-key. We can replace the battery on any smart key, and our mobile locksmiths are able to assist you in setting the system so that your vehicle can recognize it.

Special Cases

While smart keys aren't security-wise, they can be used to deter thieves. smart car key reprogramming keys use rolling security codes to avoid theft, and when placed in the ignition, the car's computer validates the code within milliseconds. This technology was developed by Mercedes-Benz and is now utilized by many automobile brands that are luxury.

Another great feature is that the majority of smart roadster key programming key systems will continue to work if the user forgot the key in the trunk, left it at the restaurant or if it is lost on an excursion. Certain systems will also notify the driver when the battery is depleted. Certain brands provide key covers specifically designed for smart keys that protect the fob from damage.