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Vehicle smart key copy (updated blog post) Key Technology

The smart key technology that is found in automobiles allows drivers to open and start their vehicle by simply rubbing the door handle or by putting the key into the pocket. It also allows a variety of other adjustments, like seat positions and internal temperature settings, mirror position and stereo presets.

However, this could lead to security concerns.

Security

Smart keys are electronic keys that communicate with a vehicle through one of the antennas built into the car to unlock doors and begin the engine. As opposed to traditional keys, which emit the same frequency signal each time they are activated, smart keys transmit encrypted signals that are specific to the specific car they belong to. This makes it more 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 instance, has an internal transponder that can identify the driver's keys. When the Smart Key comes within 1.5 meters of a vehicle it instantly unlocks the tailgate and door and starts the engine when a button on the key is activated.

Some smart keys, such as those from BMW additionally have user-specific settings, which allow the driver to adjust the seat, mirrors and the steering wheel's position and audio preferences at the click of a button. They also have a backup lock that prevents the vehicle from running without the key.

This technology assists drivers from locking their cars, particularly when they have to search their purse or backpack to locate keys in a parking area packed with strangers or on a busy street with high crime rates. Many systems also alert drivers when keys are low on battery, although this feature is dependent on the manufacturer.

Convenience

The smart key near me key is perfect for those on the move and need to get to their destination. By pressing the button on the trunk release lever or door handle, you can lock, unlock and begin your vehicle. Popular Mechanics explains that the key fob can also be used to track charging, location, and other vehicle information.

You can't accidentally lock your keys in the car. The key fob communicates with the antenna inside the vehicle to determine if it's in range. If it's not, the engine will not start. This will deter thieves from absconding with your vehicle and selling parts of it.

The smart key also makes use of rolling codes to ward off hacking attempts and cloning, according to BMW. The computer inside the vehicle is able to recognize the code and validates it prior to starting the engine. Most systems have a mechanical backup system that is an unnoticed key blade.

Modern smart key for car near me keys can also tell the type of key being used and adjust the vehicle settings as needed, according to How Stuff Works Electronics. If you turn on your vehicle while holding the key in your palm for instance windows and the sunroof will open to ventilate the interior. You can also set the speed limit to only be applicable when the vehicle is started using the selected key, a feature that can be useful when loaning your car to a new driver.

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 activate it make sure you press and hold the lock button while pressing the unlock button.

This will prevent your smart key fob to send or receive any radio waves. This will dramatically extend the life of your battery. You can always activate the function by pressing the unlock and lock button again.

Some smart keys also have anti-theft features to prevent them from being copied by thieves. For instance, Mercedes-Benz smart keys use rolling codes to stop unauthorized access to the vehicle. When a smart key is inserted in the ignition, a computer inside the car verifies the code in milliseconds prior to even starting the engine. BMW makes use of a Display Key with a small LCD color screen. This allows drivers to lock their cars, open them, and start them without removing the smart key from their pockets.

If you're considering purchasing a new car with a smart forfour key replacement key, or require the battery in your smart key replaced, call us at Pop-Alock to get a quick and easy service. Our mobile locksmiths can change the battery on any smart key and also help you set it so that your car recognizes it.

Special Cases

Smart keys are not 100 100% safe from theft, but they can aid in deterring thieves. Smart keys are designed to stop hackers from hacking the system. When placed in the ignition of the vehicle the computer checks the code in milliseconds. This technology was invented by Mercedes-Benz and is now utilized by a number of premium car brands.

Another useful feature is that many smart car replacement key key systems will continue to work in the event that the user forgets the key in the trunk or left it at a restaurant or lost it on the trail. Certain systems will also notify the driver if the battery is depleted. Certain brands also offer key covers specifically designed for smart keys, to shield the fob from damage.