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Vehicle Smart Key Technology

The smart key technology that is found in vehicles lets drivers unlock and start their car by simply pressing the door handle, or putting the key in the pocket. It also allows for many other adjustments like seat position and internal temperature settings as well as mirror positioning.

However, it could also result in security issues.

Security

Smart keys are key fobs that are computerized that communicate with the vehicle through an embedded antenna. It can unlock doors and start the motor. As opposed to traditional keys, which emit the same frequency signal each time they are activated, smart keys transmit encrypted signals that are only compatible with the specific car they belong to. This makes it harder for thieves with the latest technology to steal or spoof the signal and use the key to take your car.

Mercedes' Keyless Go system, for example, has an internal transponder which identifies the driver's key. When the Smart Key comes within 1.5 meters of a vehicle it automatically unlocks the door and tailgate and starts the engine when a button on the key is pressed.

Some smart key for car keys, like the ones made by BMW, also have user-specific settings that permit users to alter the mirrors, seat and steering wheel's location and even the audio settings with the touch of a single button. They also come with a backup lock that blocks the vehicle from starting if it is not connected to the key.

This technology helps keep drivers from accidentally locking their vehicles, particularly when they have to search their purse or backpack to locate keys in a parking space packed with strangers or on an area with high rates of crime. A lot of systems will alert motorists when the battery for their key is low, but this feature can vary by the manufacturer.

Convenience

The smart key is perfect for those trying to get somewhere. 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 monitor charging location, charging status, and other vehicle information.

You don't want to accidentally 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 not, the engine will not start. This will deter thieves from stealing your vehicle and selling parts of it.

BMW reports that the smart key uses rolling codes as well to ward off hacking and cloning. The computer inside the vehicle detects the code and verifies it prior to launching the engine. A majority of systems also have a mechanical backup in the form of a key blade that's hidden to enhance the appearance of the.

Modern smart keys can also tell which key is in use and adjust the car settings as needed, according to How Stuff Works Electronics. If you turn on your vehicle while holding the key in your hand for instance the windows as well as the sunroof will open to allow air circulation to the interior. You can also set up a speed limit that will only be applied when the vehicle is powered by the chosen key. This feature could be useful if you are lending your vehicle to a person who has little 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, hold the lock button, then press the unlock button.

This will block your smart car key (published on Spacecube) key fob from being able to send or receive any radio waves. This will significantly increase the life of its battery. You can always activate the function by pressing both the unlock and lock buttons again.

Certain smart keys also have anti-theft capabilities that protect them from being copied by thieves. For instance, Mercedes-Benz smart keys use rolling codes to block unauthorised vehicle access. The car's computer examines the code in milliseconds after the smart key is placed. BMW has a similar system with its Display Key, which has a small LCD color touchscreen on the smart key to make it easier, and lets drivers lock, unlock, and start their vehicles without ever taking it from their pockets.

If you're thinking of buying an automobile with a smart fortwo key fob key, or need your smart key fob's battery replaced, call Pop-A-Lock for a quick and simple service. We can replace the battery in any smart key and our mobile locksmiths can help you set the system so that your car can recognize it.

Special Cases

Smart keys aren't% theft-proof but they can help deter 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 verifies the code within milliseconds. Mercedes-Benz developed this technology, which is currently utilized 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. Some systems will alert the driver when the battery is low. Certain brands have key covers specifically designed for smart keys that protect the fob from harm.