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Vehicle Smart Key Technology

Smart keys in vehicles allow a driver to unlock and start the car by grabbing the door handle or putting the key in the pocket. It also permits many other adjustments such as the position of the seat, internal temperature settings and mirror position.

This could also raise security issues.

Security

smart car spare key keys are advanced electronic keys that communicate with a vehicle through one of the antennas that are embedded in the vehicle to open doors and to start the engine. Contrary to conventional keys, which emit the identical frequency signal each time they are press, smart key fobs transmit encrypted signals that only match the specific 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 -- called Keyless Go -- has an internal transponder which can identify 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 allows you to start the engine by pressing the key.

Certain smart key for car near me keys, such as the ones from BMW additionally have user-specific settings that permit drivers to alter the seat, mirrors and steering wheel's location and even audio preferences with the push of a button. They also come with a backup lock that blocks the vehicle from running without the key.

This technology protects drivers from accidentally locking their vehicles particularly when they are searching a purse or a backpack for keys in parking lots with strangers or a busy street where crime is high. Many systems also alert drivers when their keys are running low on battery, but this feature differs by manufacturer.

Convenience

The smart key for car near me key is ideal for those in a rush to get somewhere. By pressing the button on the 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 locations, charging, and other vehicle information.

You shouldn't lock your keys in the car. The key fob communicates with an antenna in the vehicle to determine if the key is in range. If it's not, the engine won't not start. This is a deterrent to thieves who would steal your car to sell the parts.

The smart key for smart car also makes use of rolling codes to deter hacking attempts and cloning, according to BMW. The computer inside the vehicle detects and validates the code prior to launching the motor. Most systems have a physical backup system in the form of a hidden key blade.

Modern smart keys also know which keys are in use and adjust the settings of the vehicle as needed, according to How Stuff Works Electronics. If you switch on the vehicle while holding the key in your hands for instance windows and the sunroof will open to ventilate the interior. You can also set the speed limit which will only be applied when the vehicle is started with the selected key, which can be useful when loaning your car to a novice 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, hold down the lock button and press the unlock button.

This will stop your smart key fob's smart chip from sending or receiving any radio signals which will increase 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 features that prevent them from being copied by thieves. For example, Mercedes-Benz smart keys use rolling codes to prevent unauthorized access to vehicles. When a smart key is inserted into ignition, a computer inside the car confirms the code in milliseconds prior it starts the engine. BMW utilizes a Display Key that has a tiny LCD screen with a color. This lets drivers lock their cars, unlock their doors, and start the engine without having to take the smart key from their pocket.

If you're thinking of buying an automobile with a smart car key programming, read, key, or you need the battery in your smart car key replacement key fob replaced, call us at Pop-Alock to get a quick and easy service. Our mobile locksmiths will change the battery on any smart key and help you set it so that your car recognizes it.

Special Cases

While smart keys are not theft-proof, they do help to stop thieves. Smart keys are designed to keep hackers from gaining access to the system. When they are inserted into the ignition of the car the computer checks the code in milliseconds. Mercedes-Benz developed this technology, which is now used by luxury car brands.

A smart key system will continue to work even if it is not possible to remember the key in the trunk or leave it at a restaurant. Certain systems will notify the driver when the battery is not fully charged. Certain brands provide key covers specifically designed for smart keys to keep the fob protected from damage.