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Vehicle Smart Key Technology

Vehicle smart car key repair key technology allows the driver to unlock and start the car simply by touching the door handle or placing the key in the pocket. It also allows for various other adjustments like seat position and internal temperature settings as well as mirror position.

However, this can also create security concerns.

Security

Smart keys are sophisticated key fobs with computers that communicate with the vehicle using one of the antennas in the car to open the doors and to start the engine. As opposed to traditional keys, which emit the same frequency signal each time they are press, smart key fobs transmit encrypted signals that only match the specific car they belong to. This makes it more difficult for tech-savvy thieves to spoof or intercept the signal and use the key to steal your car.

For example, 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 the tailgate when it is within 1.5 meters. It also turns on the engine by pressing a button on its key.

Additionally there are smart keys thatsuch as those from BMW -- have individual user settings that let the driver adjust the seat, mirrors and the position of the steering wheel as well as audio preferences at the touch of a button. They also have a backup lock that prevents the vehicle from running without the key.

This technology stops drivers from getting their car locked accidentally, especially when searching in the bag or purse to find keys in the parking lot of strangers or on a busy street where crime is high. Many systems will also inform drivers if the key battery is low, but this feature can vary by manufacturer.

Convenience

If you're in a hurry to get somewhere the smart key makes getting into your car as simple as it can be. You can unlock, lock and start your car simply by pressing the door handle or the trunk release. The key fob will interact with your phone to track charging, location and other data about the vehicle, says Popular Mechanics.

One of the biggest advantages is that you won't accidentally lose your keys. The key fob communicates to an antenna in the vehicle to determine whether it's within the range. If it's not, the engine won't start. This will deter thieves from absconding with your vehicle and selling its parts.

The smart key also employs rolling codes to prevent hacking attempts as well as cloning, according BMW. The vehicle's computer can recognize and verify the code before starting the motor. Most systems also have a backup mechanical system that is an unnoticed key blade to be used for styling purposes.

Modern smart keys also recognize which key is in use and adjust the car settings in accordance with the key's use, according to How Stuff Works Electronics. If you start the vehicle while holding the key in your hands for instance, the windows and the sunroof can be opened to allow fresh air to enter the interior. You can also set an upper limit on speed that will only be applied when the vehicle is started with the selected key, a feature that could be useful when loaning 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 manufacturer-specific feature called Power Saving Mode. To do this simply press and hold the lock button while pressing the unlock button.

This will prevent your smart key fob's smart device from being able to send or receive any radio waves. This will greatly extend the life of your battery. You can always activate this feature by pressing the unlock and lock buttons again.

Some smart keys include anti-theft features to prevent them from being copied by thieves. For instance, Mercedes-Benz smart keys use rolling codes to block unauthorized access to vehicles. When the smart key for smart car is inserted into ignition, a computer within the car validates the code in milliseconds prior to beginning the engine. BMW uses a Display Key with a small LCD color screen. This lets drivers lock their vehicles, unlock their doors, and start the engine without having to take the smart key for car near Me (Wifidb.science) key from their pockets.

Contact Pop-Alock if you need to replace the battery in your smart key fob should you be thinking of buying a car with a smart-key. Our mobile locksmiths can change the battery on any smart key and assist to set it up so that your car recognizes it.

Special Cases

Smart keys aren't 100 100% theft-proof, but they assist in preventing thieves. Smart keys are designed to stop hackers from gaining access to the system. When 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 variety of premium car brands.

Another useful feature is that many smart key systems will operate even if a user forgot the key in the trunk, left it at an eatery or lost it during hiking. Some systems will alert the driver when the battery is low. Certain brands provide key covers specifically designed for smart car key fob keys to guard the fob from damage.