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Vehicle Smart Key Technology

The smart key technology found in vehicles enables drivers to unlock and start their vehicle by simply pressing the door handle, or by putting the key into the pocket. It also permits many other adjustments like the position of the seat, internal temperature settings and mirror positioning.

However, this can also create security concerns.

Security

Smart keys are computerized key fobs that communicate with a vehicle via one of the antennas built into the car to unlock the doors and to start the engine. Smart keys, unlike traditional keys that emit the same frequency each time they're pressed, send encrypted signals that are only compatible with the vehicle to which they belong to. This makes it difficult for thieves with the latest technology to spoof or intercept the signal and use the key to take your car.

For instance, Mercedes' system -known as Keyless Go -- has an internal transponder that can identify the driver's key. 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 a button on its key.

Furthermore certain smart fortwo key replacement keys- like those from BMW -- have individual user settings that allow the driver to adjust the seat, mirrors and the steering wheel's position and audio preferences with the click of a button. They also have an emergency lock that stops the vehicle starting without the key.

This technology protects drivers from not locking their cars properly, especially when searching in a purse or replacement Smart car key a backpack for keys in an open parking lot with strangers or a busy street where crime is high. Many systems also alert drivers when the key is not fully charged, however this feature differs by manufacturer.

Convenience

If you're in a hurry get to a place the smart key makes entering your car as simple as it can be. You can unlock, lock and start your car by pressing the door handle or trunk release. Popular Mechanics explains that the key fob can also be used to track charging, location, and other information about your vehicle.

The main benefit is that you aren't able to accidentally get locked out. The key fob communicates to an antenna inside the vehicle to determine if it's within range. If it's not, the engine won't start. This will deter thieves from absconding with your vehicle and selling its parts.

The smart key also uses rolling codes to ward off hacking attempts and cloning, according to BMW. The computer inside the vehicle recognizes and verifies the code prior to launching the motor. Most systems come with a mechanical backup system in the form of a key blade hidden in the.

How Stuff Works Electronics notes that modern smart keys also detect the key used and adjust the car settings accordingly. For example, if you turn on the car holding the key fob in the palm of your hand the windows and the sunroof are opened to let the air in the cabin breathe. You can also set a speed limit that will only be in effect when the vehicle is powered by the chosen key. This feature is useful if you're loaning your car to a driver 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 activate it, press down the lock button and press the unlock button.

This will disable your smart key fob from transmitting or receiving any radio signals, which will extend its battery life significantly. It is possible to reactivate the function by pressing both the unlock and lock buttons again.

Certain smart keys have anti-theft features that prevent them from being copied by thieves. Mercedes-Benz smart keys use rolling codes to block the unauthorized access. When the smart key is inserted into ignition, a computer inside the car confirms the code in milliseconds, before starting the engine. BMW offers a similar system with its Display Key, which comes with an LCD touchscreen on the smart car key fob replacement key to make it easier, and enables drivers to lock or unlock their cars without ever removing the key from their pockets.

If you're thinking of buying an automobile with a smart key, or require the battery in your smart key replaced, call us at Pop-Alock for a quick and efficient service. Our mobile locksmiths can replace the battery of any smart key and also help you set it so that your car can recognize it.

Special Cases

Although smart keys aren't safe from theft, they do assist to hinder thieves. Smart keys use rolling security codes that prevent the hacking of keys, and when they are placed in the ignition, the car's computer checks the code in milliseconds. This technology was developed by Mercedes-Benz and is currently used by many luxury car brands.

A replacement smart car key key system will function even if you lose the key in your trunk or leave it at a restaurant. Some systems will alert the driver when the battery is not fully charged. Certain brands provide key covers specifically designed for smart keys for cars keys that keep the key safe from damage.