Vehicle Smart Key Technology

Smart keys for vehicles allow the driver to unlock and start the car by touching the door handle or putting the key in the pocket. It also permits a variety of other adjustments such as the position of the seat and internal temperature settings as well as mirror position.

This can also cause security issues.

Security

Smart keys are advanced key fobs that are computerized and communicate with vehicles via one of the antennas that are embedded in the vehicle to unlock the doors and begin the engine. Smart key fobs, in contrast to traditional keys that emit the same frequency every time they're used, transmit encrypted signals which are only compatible with the specific car to which they belong to. This makes it much more difficult for thieves with a technological edge to spoof or intercept the signal and use the key to steal your car.

Mercedes' Keyless Go system, for example, 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 will start when a button on the key is activated.

Some smart keys, such as those made by BMW are also equipped with user-specific settings that allow drivers to alter the seat, mirrors and the steering wheel's position and audio preferences with the click of a button. They also come with the backup lock, which keeps the vehicle from starting if the key is not in the ignition.

This technology assists drivers from accidentally locking their cars, particularly when they have to search their purse or backpack for keys in a parking space filled with strangers or on a busy street with high rates of crime. Some systems will also notify drivers when the battery in their keys is not fully charged, though this feature varies by the manufacturer.

Convenience

The smart key is perfect for those who are in a rush to get somewhere. By pressing the button on the trunk release lever or door handle, you can lock, unlock and open your vehicle. The key fob will also communicate with your phone to keep track of charging, location and other data about the vehicle, explains Popular Mechanics.

You can't accidentally lock your keys in the car. The key fob communicates with an antenna inside the vehicle to determine if it's within 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 uses rolling codes to deter hacking attempts and cloning, according to BMW. A computer inside the vehicle is able to recognize the code and checks it before starting the engine. Most systems have a mechanical backup system in the form of an unnoticed key blade.

How Stuff Works Electronics notes that modern smart keys also detect the keys in use and adjust vehicle settings according to the situation. For instance, if you switch on the car while holding the key fob in the palm of your hand the windows and sunroof will open to let the cabin air dry. You can also set an upper limit on speed that will only be in effect when the car is started using the selected key, a feature that could be useful if you loan 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 do this simply press and hold the lock button while pressing the unlock button.

This will disable your smart forfour key replacement key fob's ability to send or receiving radio waves that could extend its battery life significantly. You can always reactivate the function by pressing the unlock and lock button again.

Some smart keys include anti-theft features that stop them from being stolen by thieves. For instance, Mercedes-Benz smart keys use rolling codes to block unauthorized vehicle access. When a smart key is inserted into the ignition, a computer in the car checks the code in milliseconds prior even starting the engine. BMW uses a Display Key with a small LCD screen with a color. This allows drivers to lock their vehicles, unlock them, and then start the engine without having to take the smart key from their pocket.

Contact us at Pop-A Lock if you require to replace the battery on the smart key fob you have or should you be thinking of purchasing a car with smart car key programming - https://trade-britanica.trade --key. We can replace the battery on any smart key, and our mobile locksmiths are able to help you set the system so that your car can recognize it.

Special Cases

While smart keys aren't safe from theft, they do assist to deter thieves. smart key programing keys use rolling security codes to avoid hackers, and when put in the ignition, the car's computer checks the code in milliseconds. Mercedes-Benz invented this technology, which is now used by luxury car brands.

A smart key system will continue to work even if you forget the key in the trunk or leave it at an establishment. Certain systems will notify the driver when the battery is depleted. Certain brands have key covers that are specifically designed for smart keys to protect the fob from damage.