• 목록
• 답변
• 글쓰기
• 게시판 리스트 옵션
  • 수정
  • 삭제

Vehicle Smart Key Technology

The technology of smart keys in vehicles enables drivers to unlock and start their vehicle by simply pressing the door handle or putting the key in the pocket. It also allows for a variety of other adjustments like seats positions and internal temperature settings, mirror positioning and stereo presets.

This can also lead to security concerns.

Security

Smart keys are computerized key fobs that communicate with the vehicle using one of the antennas built into the car to open doors and to start the engine. Unlike conventional keys, which emit the same frequency signal each time they are activated, replacement smart car key keys transmit encrypted signals that are only compatible with the car they belong to. This makes it more difficult for tech-savvy thieves to spoof or intercept the signal and use the key to take your car.

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

Furthermore there are smart keys that- like those from BMW include individual user settings that allow the driver to adjust the mirrors, seat and the steering wheel's position and audio preferences at the click of a button. They also come with a backup lock, which keeps the vehicle from starting without the key in the ignition.

This technology helps keep drivers from accidentally locking their car, especially when they have to search their purse or backpack for keys in a parking area packed with people or on an area with high rates of crime. Many systems will also alert drivers when the battery in their keys is low, but this feature varies from manufacturer manufacturer.

Convenience

The smart key is ideal for those in a hurry to get to their destination. By pressing the button on the trunk release or door handle you can lock, unlock and open your vehicle. Key fobs can also interact with your phone to track charging, location and other data about the vehicle, explains Popular Mechanics.

The main benefit is that you don't get locked out. The key fob is connected to an antenna in the vehicle to determine whether it's within the range. If it's not in range, the engine will not start. This helps deter would-be thieves who might steal your vehicle to sell the parts.

BMW reports that the smart key uses rolling codes in order to ward off hacking and cloning. The vehicle's computer recognizes and verifies the code prior to starting the motor. Most systems have a mechanical backup system that is an invisible key blade.

Modern smart keys also recognize the type of key being used and adjust the settings of the vehicle accordingly, notes How Stuff Works Electronics. For instance, if you start the car while holding the key fob in your palm, the windows and sunroof will open to ventilate the cabin. You can also set up an automatic speed limit that will only be used when the car is powered by the selected key. This feature could be useful if you are lending your car to someone who has no prior experience.

Battery Life

If you're looking for a way to get more mileage out of your vehicle's Smart Car Key Programming 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 down the lock button and press the unlock button.

This will make it impossible for your smart key fob's smart device from being able to transmit or receive radio waves. This will dramatically extend the life of its battery. You can reactivate this function by pressing the unlock and lock buttons once more.

Certain smart keys have 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 put in the ignition, a computer within the car checks the code in milliseconds before starting the engine. BMW makes use of a Display Key that has a tiny LCD screen with a color. This lets drivers lock their cars, unlock them, and even start the engine without having to take the smart key from their pockets.

If you're thinking of buying a new car with a smart key, or if you require the battery in your smart key fob replaced, call us at Pop-Alock for a quick and simple service. Our mobile locksmiths can change the battery of any smart key and help to set it up so that your car recognizes it.

Special Cases

While smart keys aren't security-wise, they can be used to stop thieves. Smart key fobs are designed to deter hackers from gaining access to the system. When placed in the ignition of the car the computer validates the code in milliseconds. Mercedes-Benz created this technology, which is now used by luxury car manufacturers.

A smart key system will continue to work even if it is not possible to remember the key in the trunk or leave it in an establishment. Certain systems will notify the driver when the battery is depleted. Certain brands also offer key covers specifically designed for smart keys that keep the key safe from damage.