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Vehicle Smart Key Technology

The smart roadster key programming key technology found in vehicles lets drivers unlock and start their vehicle by simply touching the door handle or putting the keys in the pocket. It also allows for a variety of other adjustments like seats positions and temperature settings inside the car, stereo presets and mirror positions.

This can also lead to security concerns.

Security

Smart keys are computerized key fobs that communicate with vehicles through an embedded antenna. It can unlock doors and activate the motor. In contrast to conventional keys that emit the identical frequency signal each time they are pressed, smart key fobs transmit encrypted signals that only match the car they belong to. This makes it much more difficult for thieves with advanced technology to intercept or spoof the signal, and then use your key to steal your car.

For example, Mercedes' system -- called Keyless Go -- has an internal transponder which can identify the key of the driver. When the Smart Key comes within 1.5 meters of a vehicle it automatically unlocks the door and tailgate, and the engine starts when a button on the key is press.

Certain smart keys, like the ones made by BMW additionally have user-specific settings, which allow users to alter the seat, mirrors, steering wheel position, and audio preferences with the push of a button. They also have an emergency lock that stops the vehicle from running without the key.

This technology protects drivers from getting their car locked accidentally especially when looking in a purse or a backpack to find keys in an open parking lot with people who are not familiar with the area or where crime is high. Many systems also notify motorists when their keys are running low on battery, but this feature is different for each manufacturer.

Convenience

The smart key is perfect for those who are on the move and need to get somewhere. You can unlock, lock and start your car simply by pressing the door handle or the trunk release. The key fob will interact with your phone to track charging, location and other data about the vehicle, according to Popular Mechanics.

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

The smart key also makes use of rolling codes to prevent hacking attempts as well as cloning, according BMW. A computer in the vehicle detects the code and verifies it prior to launching the engine. Most systems have a physical back-up in the form a key blade hidden in the.

How Stuff Works Electronics notes that modern smart keys also detect the keys in use and adjust vehicle settings according to the situation. If you turn on your vehicle while holding the key in your palm, for example windows and sunroof will open to ventilate the interior. You can also set an upper limit on speed that will only apply when the vehicle is started using the selected key, which could be helpful when lending your vehicle 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 this feature you need to press and hold the lock button while pressing the unlock button.

This will stop your smart key fob's smart chip from sending or receiving radio signals that could extend its battery's lifespan significantly. You can always activate this function by pressing the unlock and lock buttons again.

Certain smart keys also have anti-theft features that prevent them from being copied by thieves. Mercedes-Benz smart keys utilize rolling codes to stop access by anyone who is not authorized to use it. When a smart key is put in the ignition, a computer in the car verifies the code in milliseconds before it starts the engine. BMW also has a similar system with its Display Key, which comes with an LCD touchscreen on the smart key to make it easier and lets drivers lock and unlock their vehicles without ever taking it from their pockets.

If you're thinking about buying a new car with a smart key, or need your smart car key programmer key fob's battery changed, contact us at Pop-A Lock for a quick and simple service. Our mobile locksmiths will change the battery of any smart key and help you set it up so that your car can recognize it.

Special Cases

smart car key programming near me keys aren't 100 100% theft-proof, but they aid in deterring thieves. Smart keys are designed to stop hackers from hacking the system. When placed in the ignition of the car the computer validates the code in milliseconds. This technology was invented by Mercedes-Benz and is now utilized by a variety of high-end car brands.

Another great feature is that the majority of smart key systems will continue to function in the event that the user forgets the key in the trunk, left it at the restaurant or if it is lost during the trail. Some systems will also notify the driver when the battery is not fully charged. Certain brands also offer keys with covers specifically designed for smart keys, to shield the fob from damage.