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Vehicle Smart Key Technology

Smart keys in vehicles allow a driver to unlock and start the car by touching the door handle or placing the key in the pocket. It also allows a variety of other adjustments like the position of the seat and internal temperature settings as well as mirror positioning.

However, this could cause security issues.

Security

Smart keys are sophisticated key fobs with computers that communicate with a vehicle through one of the car's embedded antennas to open the doors and to start the engine. In contrast to conventional keys that emit the same frequency signal every time they are press, smart key near me key fobs transmit encrypted signals that only match the car they belong to. This makes it difficult for tech-savvy thieves to steal or spoof the signal and use the key to steal your car.

For instance, Mercedes' system -known as Keyless Go -- has an internal transponder that identifies the driver's keys. When the Smart Key comes within 1.5 meters of a vehicle, it automatically unlocks the door and tailgate and starts the engine when a button on the key is press.

Additionally, some smart keys -like those made by BMW come with individual user settings that allow the driver to adjust seat, mirrors and the position of the steering wheel as well as audio preferences at the push of a button. They also have an emergency lock that will stop the car from starting without the key in the ignition.

This technology prevents drivers from being unable to lock their vehicle and causing damage to their vehicle, particularly when searching the bag or purse for keys on the parking lot of people who are not familiar with the area or where crime is high. Many systems also notify drivers when their keys are in danger of being depleted, though this feature is dependent on the manufacturer.

Convenience

The smart key is perfect for those who are in a hurry to get somewhere. You can unlock, lock and start your car by pressing the door handle or the trunk release. Key fobs can also connect to your phone to keep track of charging, location and other data about the vehicle, according to Popular Mechanics.

One of the biggest advantages is that you don't lose your keys. The key fob communicates with an antenna within the vehicle to determine if the key is in range. If it's not, the engine won't start. This is a deterrent to thieves who might steal your car smart key programming near me to sell the parts.

BMW reports that the smart key utilizes rolling codes, as well as to stop cloning and hacking. The vehicle's computer can recognize and verify the code before starting the motor. Most systems have a physical backup system in the form of an invisible key blade.

Modern smart key repair keys also recognize the key that is being used and adjust the car settings accordingly, notes How Stuff Works Electronics. If you turn on the vehicle while holding the key in your hand, for example windows and sunroof can be opened to allow fresh air to enter the interior. You can also set up the speed limit to only be used when the car is powered by the specified key. This feature is useful if you're loaning your car to a driver who is not experienced.

Battery Life

If you're looking for a way to get more mileage out of your vehicle's smart key for cars 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 you need to 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 significantly extend the battery's life. You can always restart this feature by pressing the unlock and lock buttons once more.

Some smart keys also have anti-theft capabilities that protect them from being copied by thieves. Mercedes-Benz smart keys use rolling codes to stop the unauthorized access. The computer in the car checks the code milliseconds after the smart key is placed. BMW utilizes a Display Key that has a small LCD color screen. This lets drivers lock their cars, open them, and then start them without removing the smart key from their pockets.

If you're considering buying a new car with a smart key, or you need the battery in your smart key fob replaced, call Pop-A-Lock to get a quick and easy service. Our mobile locksmiths will replace the battery on any smart key and help you set it so that your car recognizes it.

Special Cases

Smart keys are not 100 100% safe from theft, but they can assist in preventing thieves. Smart keys utilize rolling security codes that prevent hackers, and when put in the ignition, the car's computer verifies the code within milliseconds. Mercedes-Benz invented this technology, which is now used by luxury car brands.

A smart key system will work even if it is not possible to remember the key in the trunk or leave it at an establishment. Some systems will alert the driver when the battery is not fully charged. Some brands offer key covers specifically designed for Smart car key keys to ensure that the fob is protected from harm.