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Vehicle Smart Key Technology

Smart keys for vehicles allow drivers to unlock and start the car simply by touching the door handle or placing the key in the pocket. It also allows for a variety of other adjustments, like seating positions and internal temperature settings, mirror positioning and stereo presets.

However, this could lead to security concerns.

Security

Smart keys are key fobs that are computerized that communicate with vehicles through an embedded antenna to unlock doors and begin the motor. Contrary to conventional keys, which emit the same frequency signal each time they are used, smart key locksmith near me keys transmit encrypted signals that are specific to the specific car they belong to. This makes it more difficult for thieves with a technological edge to steal or spoof the signal and use the key to take your car.

For instance, Mercedes' system -- called Keyless Go -- has an internal transponder that can identify the driver's keys. The Smart Key automatically unlocks and opens the doors and tailgate when it is within 1.5 meters. It also starts the engine by pressing a button on its key.

Some smart keys, such as the ones from BMW, also have user-specific settings that permit users to alter the seat, mirrors, steering wheel position, and even the audio settings with the push 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 can prevent drivers from locking their cars, especially when searching through a purse or backpack to locate keys in a parking area filled with strangers or on an area with high crime rates. Many systems also notify motorists when their keys are not fully charged, however this feature is dependent on the manufacturer.

Convenience

If you're in a hurry to get somewhere the smart key makes getting into your vehicle as easy as possible. By pressing the button on the trunk release or door handle you can lock, unlock and start your vehicle. Key fobs can also interact with your phone to keep track of charging locations, charging times and other details about the vehicle, says Popular Mechanics.

The main benefit is that you can't accidentally be locked out. The key fob connects to an antenna inside the vehicle to determine if it is within range. If it's not, the engine won't start. This will stop thieves from the vehicle and stealing parts of it.

BMW reports that the smart key uses rolling codes in order to ward off hacking and cloning. The computer in the vehicle detects and validates the code before starting the motor. A majority of systems also have a backup mechanical system that is an unnoticed key blade to be used for styling purposes.

Modern smart keys can also tell which key is in use and adjust the vehicle settings in line with the use of the key, says How Stuff Works Electronics. For example, if you switch on the car while holding the key fob in your hands, the windows and the sunroof are opened to let the cabin air dry. You can also set a speed limit that will only be applied when the vehicle is started using the selected key, which could be helpful when lending your car to a new driver.

Battery Life

If you're looking for a way to get more mileage out of your vehicle's Smart Car Key Replacement Cost 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, hold the lock button until you release it and press the unlock button.

This will disable your smart key fob from sending or receiving radio waves that could extend its battery's lifespan significantly. You can always reactivate this feature by pressing the unlock and lock buttons once more.

Some smart fortwo key programming keys have anti-theft features that stop them from being copied by thieves. Mercedes-Benz smart keys employ rolling codes to stop unauthorised access. The computer in the car examines the code in milliseconds after the smart key is placed. BMW also has a similar system with its Display Key, which includes a small LCD color touchscreen on the smart key for ease of use, and enables drivers to lock, unlock, and start their vehicles without ever taking the key from their pockets.

Contact us at Pop-A Lock if you require to replace the battery on your smart key replacement near me key fob or should you be thinking of buying a car with a smart-key. Our mobile locksmiths will change the battery of any smart key and assist to set it up so that your car recognizes it.

Special Cases

Smart keys aren't 100% secure against theft, but they do aid in deterring thieves. Smart key fobs are designed to deter hackers from gaining access to the system. When they are inserted into the ignition of the vehicle, the computer verifies the code in milliseconds. This technology was invented by Mercedes-Benz and is now employed by many luxury car brands.

A smart key system will continue to function even if you lose the key in the trunk or leave it at an establishment. Certain systems will also inform the driver when the battery is low. Certain brands provide key covers designed specifically for smart keys that protect the fob from damage.