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Vehicle Smart Key Technology

Vehicle smart key technology allows drivers to open and start the car by touching the door handle or putting the key in the pocket. It also allows a variety of other adjustments, including the position of the seat as well as internal temperature settings and mirror position.

However, this could also create security concerns.

Security

Smart keys are key fobs that are computerized that communicate with the vehicle via an embedded antenna to unlock doors and start the motor. Smart keys, unlike traditional keys, which emit the same frequency every time they're pressed, send encrypted signals that are compatible with the car to which they belong to. This makes it much more difficult for thieves who are tech-savvy to steal or spoof the signal and use the key to take your car.

For example, Mercedes' system -known as Keyless Go -- has an internal transponder, which identifies the key of the driver. When the smart car key replacement near me Key comes within 1.5 meters of a vehicle it instantly unlocks the door and tailgate and starts the engine when a button on the key is pressed.

Certain smart car key repair keys, like the ones from BMW, also have user-specific settings that permit drivers to alter the mirrors, seat and steering wheel's position and audio preferences at the push of a button. They also come with the backup lock, which prevents the vehicle from starting without the key in the ignition.

This technology can prevent drivers from accidentally locking their cars, especially when they are rummaging through their purses or backpack to locate keys in a parking area packed with people or on a busy street with high crime rates. 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 get to a place, the smart key makes getting into your vehicle as easy as possible. By pressing the button on the trunk release or door handle you can open, lock and start your vehicle. Key fobs can also communicate with your smartphone to keep track of charging locations, charging times and other details regarding the vehicle, as explained by Popular Mechanics.

You can't accidentally lock your keys in the car. The key fob communicates with an antenna within the vehicle to determine if it's in range. If it's not, the engine won't not start. This will stop thieves from taking your vehicle and then selling parts of it.

BMW reports that the smart key employs rolling codes to stop cloning and hacking. A computer within the vehicle recognizes the code and validates it prior to launching the engine. The majority of systems also have a backup mechanical system in the form of an invisible key blade to be used for styling purposes.

Modern smart keys also know which key is in use and adjust the settings of the vehicle in accordance with the key's use, according to How Stuff Works Electronics. If you turn on your vehicle while holding the key in your palm, for example, the windows and the sunroof will be opened to let air circulate the interior. You can also set an upper limit on speed that will only be applicable when the vehicle is started using the chosen key, which could be useful when loaning your vehicle to a novice 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 activate this feature, hold down the lock button and press the unlock button.

This will make it impossible for your smart key fob from having to transmit or receive radio waves. This will dramatically extend the battery's life. You can always activate the function by pressing both the unlock and lock buttons again.

Some smart keys have anti-theft features that stop them from being copied by thieves. Mercedes-Benz smart key programing keys employ rolling codes to prevent access by anyone who is not authorized to use it. When a smart key is put in the ignition, a computer within the car verifies the code in milliseconds before even starting the engine. BMW has a similar system with its Display Key, which comes with a small LCD color touchscreen on the smart key to make it easier and allows drivers to lock, unlock, and start their cars without ever removing the key from their pockets.

Contact Pop-A-Lock if your need to replace the battery in your smart key fob, or considering purchasing a car that has a smart-key. Our mobile locksmiths can replace the battery of any smart key and assist you set it so that your car recognizes it.

Special Cases

Smart keys aren't 100 100% theft-proof, but they aid in deterring thieves. Smart key fobs are designed to deter hackers from hacking into the system. When they are inserted into the ignition of the car the computer checks the code in milliseconds. This technology was invented by Mercedes-Benz and is now employed by many automobile brands that are luxury.

A smart key market key system will work even if it is not possible to remember the key in your trunk or leave it in an establishment. Certain systems will also notify the driver when the battery is not fully charged. Certain brands provide key covers specifically made for smart keys that keep the fob protected from damage.