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Vehicle Smart Key Technology

vehicle smart key (Hikvisiondb official website) technology allows drivers to open and start the car by touching the door handle or placing the key in the pocket. It also enables a range of other adjustments, like seats positions and temperature settings inside the car, mirror positioning and stereo presets.

However, it could also lead to security concerns.

Security

Smart keys are computerized key fobs which communicate with the vehicle via an embedded antenna. This allows them to unlock doors and start the motor. Unlike conventional keys, which emit the same frequency signal each time they are pressed, smart key fobs transmit encrypted signals that only match the specific vehicle they belong to. This makes it more difficult for criminals with a technological edge to intercept or fake the signal and use your key to steal your vehicle.

Mercedes' Keyless Go system for instance, has an internal transponder that identifies the key of the driver. The Smart Key automatically unlocks and opens the doors and the tailgate when it is within 1.5 meters. It also turns on the engine by pressing a button on its key.

Furthermore some smart keys- like those from BMW include individual user settings that allow the driver to adjust seat, mirrors and steering wheel position and audio preferences at the touch of the button. They also come with a backup lock that prevents the vehicle from starting without the key.

This technology helps keep drivers from accidentally locking their vehicles, particularly when they have to search their purse or backpack to locate keys in a parking lot packed with people or on an area with high crime rates. A lot of systems will alert motorists when the battery for their key is low, though this feature can vary by the manufacturer.

Convenience

If you're in a hurry get to a place, the smart key makes getting into your vehicle as easy as possible. You can lock, unlock and start your car by pressing the door handle or the trunk release. Popular Mechanics explains that the key fob can be used to track charging or location as well as other information about your vehicle.

A big benefit is that you don't lose your keys. The key fob connects to an antenna inside the vehicle to determine whether it is within the range. If it's not, the engine won't not start. This will deter thieves who could steal your vehicle to sell the parts.

The smart key also employs rolling codes to ward off hacking attempts and cloning, says BMW. A computer within the vehicle detects the code and verifies it before starting the engine. Most systems also have a mechanical backup in the form of the key blade, which is hidden for [Redirect Only] styling purposes.

Modern smart keys can also tell the key that is being used and adjust the vehicle settings accordingly, notes How Stuff Works Electronics. For click here now instance, if start the car while holding the key fob in your hand, the windows and sunroof open to let air circulate through the cabin. You can also set a speed limit that will only be applied when the vehicle is started with the selected key, a feature that 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 key replacement 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 simply press and hold the lock button while pressing the unlock button.

This will disable your smart key fob from transmitting or receiving radio waves and will increase the battery's life considerably. You can always reactivate the function by pressing both the unlock and lock button again.

Some smart keys have anti-theft functions that prevent them being stolen by thieves. Mercedes-Benz smart car keys replacement keys utilize rolling codes to stop unauthorized access. The computer in the car is able to verify the code within milliseconds following the smart key is put in. BMW also has a similar system with its Display Key, which has an LCD touchscreen on the smart key to make it easier, and enables drivers to lock or unlock their vehicles without ever taking the key from their pockets.

If you're thinking of buying a new car with a smart fortwo key fob key, or require your smart key fob's battery replaced, call Pop-A-Lock for a fast and easy service. We can replace the battery on any smart key, and our mobile locksmiths can help you set the system so that your car can recognize it.

Special Cases

Smart keys aren't 100 100% secure against theft, but they do help deter thieves. Smart key fobs use rolling security codes to protect against the hacking of keys, and when they are placed in the ignition, the car's computer validates the code within milliseconds. Mercedes-Benz developed this technology, which is currently utilized by luxury car brands.

A smart key system will function even if you lose the key in the trunk or leave it in an establishment. Certain systems will notify the driver when the battery is not fully charged. Some brands offer key covers that are specifically designed for smart car key coding keys to protect the fob from damage.