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Vehicle Smart Key Technology

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

This can also cause security concerns.

Security

Smart keys are advanced computerized key fobs that communicate with vehicles via one of the antennas built into the car to open 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 difficult for thieves with a technological edge to impersonate or intercept the signal and use the key to steal your car.

For instance, Mercedes' system -known as Keyless Go -- has an internal transponder, which identifies the driver's key. 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 the key's button is hit.

Certain smart keys, like those made by BMW and Mercedes-Benz, also come with user-specific settings, which allow users to alter the seat, mirrors and the steering wheel's position and even audio preferences with the touch of a single button. They also come with the backup lock, which stops the car from starting if the key is not in the ignition.

This technology stops drivers from not locking their cars properly especially when looking in bags or purses for keys on a parking lot with strangers or on a busy street where crime is high. Many systems will also alert drivers when the battery in their keys is low, but this feature varies by the manufacturer.

Convenience

The smart key is ideal for those who are in a hurry to get somewhere. You can unlock, lock and start your car simply by pressing the door handle or the key lab trunk release. Popular Mechanics explains that the key fob can also be used to track charging, location, and other information about your vehicle.

It isn't safe to lock your keys in the car. The key fob communicates with an antenna in the vehicle to determine if it's in range. If not, the engine will not start. This will deter thieves who might take your vehicle and sell its parts.

The smart key also uses rolling codes to protect against hacking attempts and cloning, reports BMW. The computer inside the vehicle recognizes and verifies the code prior the start of the motor. Most systems come with a mechanical backup in the form of an unnoticed key blade.

How Stuff Works Electronics notes that modern smart keys also detect when the key is when it is in use and adjust the vehicle settings in line with the use of the key. For instance, The Key Lab if switch on the car while holding the key fob in your palm the windows and sunroof will open to let the cabin air dry. You can also set a speed limit which will only be applied when the vehicle is powered by the chosen key. This feature can be useful if you are lending your vehicle to a person 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 manufacturer-specific feature called Power Saving Mode. To do this, hold the lock button until you release it and press the unlock button.

This will block your smart key fob from sending or receiving any radio signals that could extend its battery's lifespan significantly. You can reactivate this feature by pressing the unlock and lock buttons once more.

Some smart keys have anti-theft features that stop them from being stolen by thieves. For instance, Mercedes-Benz smart keys use rolling codes to prevent unauthorized access to the vehicle. The computer in The Key Lab car examines the code in milliseconds after the smart key is introduced. BMW utilizes a Display Key with a small LCD color screen. This lets drivers lock their cars, unlock their doors, and start them without removing the smart key from their pocket.

Contact us at Pop-A Lock if you require to replace the battery on your smart key fob if you are thinking of purchasing a car that has a smart-key. We can replace the battery on any smart key and our mobile locksmiths can assist you in setting the system to make sure your vehicle recognizes it.

Special Cases

Although smart keys aren't theft-proof, they do help to deter thieves. Smart keys are designed to stop hackers from hacking into the system. When they are placed in the ignition of the car The computer confirms the code in milliseconds. This technology was developed by Mercedes-Benz and is now used by many premium car brands.

A smart key system will function even if you lose the key in the trunk or leave it in a restaurant. Certain systems will notify the driver when the battery is running low. Certain brands also offer key covers designed specifically for smart keys to protect the fob from damage.