Vehicle Smart Key Technology

The technology of smart keys in vehicles enables drivers to unlock and start their vehicle by simply touching the door handle, or placing the key into the pocket. It also enables a range of other adjustments, like seat positions and temperature settings inside the car, mirror positioning and stereo presets.

However, this could cause security issues.

Security

Smart keys are computerized key fobs which communicate with the vehicle via an embedded antenna to unlock doors and begin the motor. Unlike conventional keys, which emit the same frequency signal each time they are pressed, smart key fobs transmit encrypted signals that are only compatible with the specific vehicle they belong to. This makes it harder for thieves with a technological edge to impersonate or intercept the signal and use the key to steal your car.

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

Additionally there are smart keys thatsuch as those from BMW -- have individual user settings that allow the driver to alter the seat, mirrors, the steering wheel's position and audio preferences at the push of a button. They also come with the backup lock, which will stop the car from starting without the key in the ignition.

This technology helps drivers avoid getting their car locked accidentally particularly when they are searching the bag or purse for keys in parking lots with strangers or on a busy street where crime is high. A lot of systems will alert drivers when the battery in their keys is low, though this feature varies from manufacturer the manufacturer.

Convenience

The smart key is perfect for those who are on the move and need to get to their destination. By pressing the button on the trunk release lever or door handle, you can lock, unlock and open your vehicle. Key fobs can also connect to your phone to keep track of charging locations, charging times and other details about the vehicle, says Popular Mechanics.

You don't want to accidentally lock your keys in the car. The key fob connects to an antenna inside the vehicle to determine whether it is within range. If it's not, maga.wiki the engine won't start. This will stop thieves from the vehicle and stealing parts of it.

BMW reports that the smart car keys replacement smart car key; published on E Ske Co, key utilizes rolling codes, as well as to ward off hacking and cloning. A computer within the vehicle recognizes the code and checks it prior to launching the engine. The majority of systems also have a mechanical backup in the form of an unnoticed key blade to serve as a styling tool.

Modern smart car key reprogramming 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 instance, if you start the car while holding the key fob in your hand, the windows and sunroof will open to let the cabin air dry. You can also set the speed limit which will only be in effect when the car is started using the selected key, a feature that can be useful when loaning your car to a new 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 it, press and hold the lock button while pressing the unlock button.

This will block your smart key for car key fob from being able to send or receive any radio waves. This will significantly increase its battery life. You can always activate the function by pressing the unlock and lock buttons again.

Some smart keys have anti-theft functions that prevent them being copied by thieves. For example, Mercedes-Benz smart keys use rolling codes to prevent unauthorized access to vehicles. When the smart key is put in the ignition, a computer inside the car verifies the code in milliseconds prior to beginning the engine. BMW uses a similar method with its Display Key, which comes with a small LCD color touchscreen on the smart key to make it easier and enables drivers to lock or unlock their vehicles without ever taking the key from their pockets.

If you're thinking of buying an automobile with a smart key, or require the battery in your smart key changed, contact us at Pop-A Lock for a fast and easy service. We can replace the battery in any smart key and our mobile locksmiths will help you set the system so that your car can recognize it.

Special Cases

Smart keys aren't% theft-proof but they can assist in preventing thieves. Smart key fobs use rolling security codes to avoid the hacking of keys, and when they are placed in the ignition, the car's computer verifies the code within milliseconds. This technology was developed by Mercedes-Benz and is now used by a variety of premium car brands.

Another useful feature is that the majority of smart key systems will continue to function if the user forgot the key in the trunk, left it at a restaurant or lost it during an excursion. Certain systems will notify the driver when the battery is depleted. Certain brands have key for smart car covers specifically designed for smart keys, to shield the fob from damage.