Vehicle Smart Key Technology

Vehicle smart key technology allows drivers to open and start the car by grabbing the door handle or putting the key in the pocket. It also allows for a variety of other adjustments, such as seating positions and internal temperature settings, mirror position and stereo presets.

This can also cause security worries.

Security

Smart keys are advanced electronic keys that communicate with the vehicle using one of the antennas built into the car to open doors and start the engine. Smart key fobs, as opposed to traditional keys that emit the same frequency every time they're pulled, transmit encrypted signals that are only compatible with the car to which they belong. This makes it difficult for thieves with a technological edge to fake or intercept the signal and use the key to take your car.

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

Some smart fortwo key replacement keys, such as the ones made by BMW, also have user-specific settings that allow the driver to adjust the mirrors, seat and steering wheel's location and audio preferences at 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 helps drivers avoid getting their car locked accidentally especially when looking in backpacks or purses to find keys in parking lots with strangers, or on a street where crime is high. Some systems also notify drivers when their keys are not fully charged, however this feature varies by manufacturer.

Convenience

The smart fortwo key fob key [Click On this page] is ideal for those who are in a hurry to get to their destination. You can unlock, lock and start your car by pressing the door handle or trunk release. The key fob will also interact with your phone to keep track of charging, location and other information about the vehicle, says Popular Mechanics.

One of the biggest advantages is that you can't accidentally lose your keys. The key fob communicates with the antenna inside the vehicle to determine if it's in range. If it's not, the engine won't not start. This will stop thieves from the vehicle and stealing its parts.

BMW reports that the smart key makes use of rolling codes as well to protect against hacking and cloning. The computer inside the vehicle detects and validates the code prior to starting the motor. The majority of systems have a mechanical backup system in the form of a key blade hidden in the.

How Stuff Works Electronics notes that modern smart keys be able to detect keys in use and adjust vehicle settings according to the situation. For instance, if you turn on the car while holding the key fob in the palm of your hand the windows and sunroof can be opened to ventilate the cabin. You can also set the speed limit to only be used when the vehicle is powered by the chosen key. This feature is beneficial if you're lending your vehicle to a driver who has no prior 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 it, press down the lock button and press the unlock button.

This will make it impossible for your smart key fob from being able to transmit or receive radio waves. This will greatly extend its battery life. It is possible to reactivate the function by pressing the lock and unlock buttons again.

Certain smart keys have anti-theft functions that stop them from being copied by thieves. Mercedes-Benz smart key uses rolling codes to block the unauthorized access. The computer in the car is able to verify the code within milliseconds following the smart key is placed. BMW uses a Display Key that has a tiny LCD color screen. This lets drivers lock their cars, open them, and then start them without taking the smart car key key from their pocket.

Contact us at Pop-A Lock if you require to replace the battery on your smart key fob or if you are thinking of purchasing a car that has a smart-key. Our mobile locksmiths will change the battery on any smart key and also help you set it up so that your car recognizes it.

Special Cases

While smart keys are not safe from theft, they do assist to hinder thieves. Smart key fobs are designed to prevent hackers from hacking into the system. When they are placed in the ignition of the car The computer confirms the code in milliseconds. This technology was invented by Mercedes-Benz and is now used by a number of luxury car brands.

A smart key system will work even if you forget the key in the trunk or leave it at a restaurant. Certain systems will also inform the driver if the battery is running low. Certain brands have key covers that are specifically designed for smart keys, to shield the fob from damage.