Vehicle Smart Key Technology

The smart key technology in vehicles lets drivers unlock and start their vehicle by simply touching the door handle or putting the key in the pocket. It also enables a range of other adjustments, including seats positions, internal temperature settings, mirror positioning and stereo presets.

However, this could create security concerns.

Security

Smart keys are sophisticated electronic keys that communicate with a vehicle through one of the car's embedded antennas to open doors and to start the engine. In contrast to conventional keys that emit the identical frequency signal each time they are used, smart key programing keys transmit encrypted signals that are only compatible with the car they belong to. This makes it harder for tech-savvy thieves to impersonate or intercept the signal and use the key to steal your car.

For instance, Mercedes' system -known as Keyless Go -- has an internal transponder which can identify the key of the driver. When the smart car key Key comes within 1.5 meters of a car it will automatically unlock the door and tailgate and the engine will start when the key's button is hit.

Certain smart keys, such as those made by BMW are also equipped with user-specific settings, which allow drivers to alter the mirrors, seat, steering wheel position, and even the audio settings with the press of a single button. They also come with the backup lock, which prevents the vehicle from starting without the key in the ignition.

This technology prevents drivers from locking their car, especially when they have to search their purse or backpack to find keys in a parking area packed with strangers or on an area with high crime rates. Many systems also notify drivers when the key is not fully charged, however this feature varies by manufacturer.

Convenience

The smart key is ideal for those trying to get somewhere. You can lock, unlock and start your car by pressing the door handle or trunk release. The key fob can also connect to your phone to track charging, location and other information about the vehicle, says Popular Mechanics.

You can't accidentally lock your keys inside the car. The key fob communicates to an antenna in the vehicle to determine whether it is within range. If it's not in range, the engine will not start. This will deter thieves from taking your vehicle and then selling parts of it.

BMW reports that the smart key utilizes rolling codes as well to ward off hacking and cloning. The computer in the vehicle recognizes and verifies the code prior to starting the motor. The majority of systems also have a backup mechanical system that is an invisible key blade for styling purposes.

How Stuff Works Electronics notes that modern smart keys be able to detect keys used and adjust the car settings according to the situation. If you turn on your vehicle while holding the key in your palm for instance, the windows and the sunroof will open to allow air circulation to the interior. You can also set up the speed limit to only be applied when the car is powered by the selected key. This feature is beneficial if you're lending your vehicle to a driver 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 this feature, press and hold the lock button while pressing the unlock button.

This will block your smart key replacement key fob from sending or receiving any radio waves, which will extend its battery's lifespan significantly. You can reactivate this feature by pressing the unlock and lock buttons again.

Some smart keys also have anti-theft features that prevent them from being copied by thieves. For instance, Mercedes-Benz smart keys use rolling codes to block unauthorised access to vehicles. When the smart key is inserted into the ignition, a computer in the car checks the code in milliseconds prior to it starts the engine. BMW uses a Display Key with a small LCD color screen. This allows drivers to lock their vehicles, unlock them, and even start them without having to remove the smart key from their pocket.

Contact us at Pop-A Lock if you require to replace the battery in your smart key fob or considering buying a car with a smart-key. We can replace the battery on any smart car Key programming key, and our mobile locksmiths will assist you in setting it up to make sure your vehicle recognizes it.

Special Cases

While smart keys aren't secure against theft, they can help to hinder thieves. Smart key fobs are designed to deter hackers from hacking into the system. When placed in the ignition of the car The computer confirms the code in milliseconds. Mercedes-Benz invented this technology, which is currently utilized by luxury car brands.

A smart key system will 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 running low. Certain brands also offer key covers specifically designed for smart keys. They keep the key safe from harm.