Vehicle Smart Key Technology
The smart key technology found in automobiles allows drivers to open and start their vehicle by simply touching the door handle, or putting the keys in the pocket. It also allows many other adjustments including seat position and internal temperature settings as well as mirror positioning.
However, this could result in security issues.
Security
Smart keys are computerized key fobs that communicate with vehicles via an embedded antenna to unlock doors and activate the motor. As opposed to traditional keys, which emit the same frequency signal each time they are used,
smart key repair keys transmit encrypted signals that only match the car they belong to. This makes it much more difficult for thieves with advanced technology to spoof or intercept the signal, and then use your key to steal your car.
For example, Mercedes' system -- called Keyless Go -- has an internal transponder which can identify the driver's key. The Smart Key automatically unlocks and opens the doors and tailgate when it is within 1.5 meters. It also begins the engine by pressing the key.
Furthermore, some smart keys -like those made by BMW have their own user settings that let the driver alter the seat, mirrors, the position of the steering wheel as well as audio preferences at the push of the button. They also come with the backup lock, which stops the vehicle from starting if it is not connected to the key.
This technology stops drivers from accidentally locking their vehicles particularly when they are searching bags or purses for keys in parking lots with strangers or on a busy street where crime is high. A lot of systems will also notify drivers when their keys are not fully charged, however this feature varies by manufacturer.
Convenience
The
smart key programming near me key is perfect for those in a hurry to get somewhere. By pressing the button on your trunk release or door handle you can lock, unlock and start your vehicle. Popular Mechanics explains that the key fob can also be used to track charging location, charging status, and other information about your vehicle.
It isn't safe to lock your keys inside the car. The key fob communicates to an antenna inside the vehicle to determine whether it's within the range. If it's not, the engine won't not start. This will deter thieves who might take your vehicle and sell its parts.
BMW reports that the smart key utilizes rolling codes as well to prevent hacking and cloning. A computer within the vehicle is able to recognize the code and checks it prior to launching the engine. Most systems have a physical backup system in the form of an invisible key blade.
Modern smart keys can also tell which key is in use and adjust the car 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 hand the windows and sunroof open to let the air in the cabin breathe. You can also set an upper limit on speed that will only be applicable when the vehicle is started using the specified key, a feature that could be helpful when lending your car to an inexperienced 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 key manufacturer-specific feature called Power Saving Mode. To activate this feature, hold down the lock button and press the unlock button.
This will make it impossible for your smart key fob to send or receive any radio waves. This will significantly increase the life of your battery. You can always activate this feature by pressing the unlock and lock buttons once more.
Certain smart keys have anti-theft functions that stop them from being copied by thieves. Mercedes-Benz smart keys employ rolling codes to stop access by anyone who is not authorized to use it. The car's computer examines the code in milliseconds after the smart key is inserted. BMW uses a Display Key that has a tiny LCD color screen. This allows drivers to lock their cars, unlock their doors, and start them without having to remove the smart key from their pockets.
If you're thinking of buying a new car with a
auto smart key replacement key, or if you require the battery of your smart key fob replaced, contact Pop-A-Lock to get a quick and easy service. Our mobile locksmiths will change the battery of any smart key and help to set it up so that your car can recognize it.
Special Cases
While smart keys aren't theft-proof, they do help to discourage thieves. Smart key fobs are designed to stop hackers from hacking the system. When they are inserted into the ignition of the vehicle the computer validates the code in milliseconds. Mercedes-Benz developed this technology, which is currently used by luxury car manufacturers.
A smart key system will work even if you don't remember the key in your trunk or leave it at an establishment. Some systems will alert the driver when the battery is running low. Certain brands provide key covers that are specifically designed for smart keys to protect the fob from damage.