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Vehicle smart car key fob programming Key Technology

The smart key technology found in vehicles allows drivers to unlock and start their car by simply rubbing the door handle or placing the key into the pocket. It also permits a variety of other adjustments like seat positions as well as internal temperature settings mirror positioning and stereo presets.

However, this could also lead to security concerns.

Security

Smart keys are sophisticated electronic keys that communicate with a vehicle through one of the antennas that are embedded in the vehicle to open the doors and to start the engine. Smart key fobs, as opposed to conventional keys that emit the same frequency each time they're used, transmit encrypted signals that are compatible with the specific car to which they belong. This makes it harder for thieves with advanced technology to intercept or spoof the signal, and use your key to steal your vehicle.

For example, Mercedes' system -known as Keyless Go -- has an internal transponder that identifies the key of the driver. When the Smart Key comes within 1.5 meters of a car, it automatically unlocks the tailgate and door, and the engine starts when a button on the key is hit.

Some smart keys, like those made by BMW additionally have user-specific settings. These allow the driver to alter the mirrors, seat and steering wheel's location and even audio preferences with the press of a single button. They also have the backup lock, which stops the vehicle starting without the key.

This technology assists drivers from accidentally locking their cars, especially when fumbling in a purse or backpack to locate keys in a parking space filled with strangers or on a busy street with high crime rates. A lot of systems will also notify drivers when keys are running low on battery, but this feature is different for each manufacturer.

Convenience

The smart key programing key is perfect for those who are trying to get somewhere. You can unlock, lock and start your car simply by pressing the door handle or trunk release. Key fobs can also communicate with your phone to track charging, location and other information regarding the vehicle, as explained by Popular Mechanics.

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

BMW reports that the smart key employs rolling codes in order to stop cloning and hacking. A computer inside the vehicle recognizes the code and checks it before starting the engine. Most systems have a mechanical back-up in the form an unnoticed key blade.

Modern smart keys can also tell which key is in use and adjust the settings of the vehicle accordingly, notes how to unlock a smart car without a key Stuff Works Electronics. If you start the vehicle while holding the key in your palm, for example windows and the sunroof will open to allow air circulation to the interior. You can also set the speed limit which will 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 smart car key 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, press the lock button until you release it and press the unlock button.

This will block your smart key car key fob's smart chip from sending or receiving radio signals that could extend its battery's life by a significant amount. You can always restart this feature by pressing the unlock and lock buttons again.

Some smart keys also have anti-theft features to prevent them from being copied by thieves. Mercedes-Benz smart keys use rolling codes to block unauthorized access. When the smart key is inserted in the ignition, a computer within the car validates the code in milliseconds prior to even starting the engine. BMW has a similar system with its Display Key, which features an LCD touchscreen on the smart key for convenience, and allows drivers to lock, unlock, and start their vehicles without ever taking it from their pockets.

If you're considering purchasing a new car that has a smart key, or need the battery in your smart key replaced, contact Pop-A-Lock for a quick and simple service. We can replace the battery in any smart key and our mobile locksmiths are able to help you set it up so that your vehicle recognizes it.

Special Cases

While smart keys are not safe from theft, they do assist to discourage thieves. Smart key fobs are designed to stop hackers from gaining access to the system. When they are placed in the ignition of the vehicle the computer validates the code in milliseconds. This technology was invented by Mercedes-Benz and is now utilized by many luxury car brands.

Another great feature is that most smart key systems will continue to function even if a user forgot the key in the trunk or left it at a restaurant or lost it during a hike. Some systems will alert the driver when the battery is running low. Certain brands have key covers specifically designed for smart Car Key Coding, timeoftheworld.date, keys that keep the key safe from damage.