Vehicle smart car key recoding Key Technology

The smart key technology that is found in vehicles lets drivers unlock and start their car by simply touching the door handle, or putting the key in the pocket. It also allows for various other adjustments such as the position of the seat, internal temperature settings and mirror positioning.

This could also raise security issues.

Security

Smart keys are advanced electronic keys that communicate with a vehicle via one of the antennas in the car to open doors and to start the engine. Smart key fobs, as opposed to traditional keys, which emit the same frequency each time they're pressed, send encrypted signals that are compatible with the particular car to which they belong. This makes it more difficult for hackers with the latest technology to detect or spoof the signal, and use your key to steal your vehicle.

Mercedes' Keyless Go system, for example, has an internal transponder that can identify the key of the driver. When the Smart Key comes within 1.5 meters of a car it automatically unlocks the door and tailgate and starts the engine when the key's button is activated.

Furthermore, some smart keys -- like those from BMW have their own user settings that allow the driver to adjust seat, mirrors and the steering wheel's position as well as audio preferences at the touch of the button. They also come with an emergency lock that stops the vehicle from starting if it is not connected to the key for smart car.

This technology can prevent drivers from locking their cars, especially when fumbling in a purse or backpack to find keys in a parking space filled with strangers or on an area with high crime rates. A lot of systems will alert drivers when the battery in their keys is depleted, though this feature varies from manufacturer the manufacturer.

Convenience

If you're in a hurry to get to a place, the smart key programing key makes getting into your car as simple as it can be. By pressing the button on your trunk release or door handle, you can open, lock and get into your vehicle. Key fobs can also communicate with your phone to track charging, location and other data regarding the vehicle, as explained by Popular Mechanics.

One of the biggest advantages is that you aren't able to accidentally be locked out. The key fob communicates with an antenna in the vehicle to determine whether it's in range. If it's not, the engine will not start. This is a deterrent to thieves who could take your vehicle and sell its parts.

The smart key also employs rolling codes to ward off hacking attempts as well as cloning, according BMW. The vehicle's computer is able to recognize and verify the code prior to launching the motor. Most systems also have a backup mechanical system that is the key blade, which is hidden to enhance the appearance of the.

How Stuff Works Electronics notes that modern smart keys be able to detect keys being used and adjust the vehicle settings in line with the use of the key. If you start the vehicle while holding the key in your palm, for example, the windows and the sunroof can be opened to allow fresh air to enter the interior. You can also set an automatic speed limit that will only be used when the car is powered by the selected key. This feature could be useful if you're loaning your vehicle to a driver with no experience.

Battery Life

If you're looking for a way to get more mileage out of your vehicle's Smart key programing 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 and hold the lock button while pressing the unlock button.

This will prevent your smart key fob from transmitting or receiving any radio signals and will increase the battery life significantly. It is possible to reactivate the function by pressing both the unlock and lock button again.

Certain smart keys also come with anti-theft functions that stop them from being copied by thieves. For instance, Mercedes-Benz smart key repair keys use rolling codes to prevent unauthorized access to the vehicle. When the smart key is put in the ignition, a computer inside the car checks the code in milliseconds before starting the engine. BMW has a similar system with its Display Key, which includes a small LCD color touchscreen on the smart key to make it easier and allows drivers to lock and unlock their cars without ever removing the key from their pockets.

Call Pop-A-Lock if you need to replace the battery in the smart key fob you have or if you are thinking of purchasing a car that has a smart-key. Our mobile locksmiths can replace the battery on any smart key and assist you set it up so that your car recognizes it.

Special Cases

Smart keys are not 100 100% secure against theft, but they do help deter thieves. smart car key reprogramming key fobs use rolling security codes to prevent hackers, and when put in the ignition, the vehicle's computer verifies the code within milliseconds. Mercedes-Benz created this technology, which is currently utilized by luxury car brands.

A smart key system will work even if you don't remember the key in your trunk or leave it in a restaurant. Some systems will also notify the driver if the battery is running low. Certain brands provide key covers specifically designed for smart keys. They protect the fob from damage.