Vehicle Smart Key Technology

The smart key technology that is found in automobiles allows drivers to open and start their vehicle by simply touching the door handle or by putting the key into the pocket. It also permits various other adjustments including the position of the seat and internal temperature settings as well as mirror positioning.

This could also create security concerns.

Security

Smart keys are computerized key fobs that communicate with the vehicle through an embedded antenna to unlock doors and activate the motor. Smart key fobs, unlike traditional keys, which emit the same frequency each time they're pulled, transmit encrypted signals which are only compatible with the car to which they belong to. This makes it difficult for criminals with a technological edge to detect or spoof the signal, and use your key to steal your vehicle.

Mercedes' Keyless Go system for instance, comes with an internal transponder which identifies the driver's key. When the Smart 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 activated.

Furthermore, some smart keys -- like those from BMW have their own user settings that let the driver adjust seat, mirrors and the position of the steering wheel as well as audio preferences at the push of a button. They also come with the backup lock, which stops the vehicle from starting without the key.

This technology stops drivers from being unable to lock their vehicle and causing damage to their vehicle, particularly when searching a purse or a backpack to find keys in an open parking lot with strangers, or on a street where crime is high. Many systems also alert motorists when their keys are not fully charged, however this feature varies by manufacturer.

Convenience

If you're in a hurry to get somewhere, the smart key makes entering your vehicle as simple as it can be. You can unlock, lock and start your car by pressing the door handle or trunk release. The key fob will communicate with your smartphone to keep track of charging, location and other information about the vehicle, explains Popular Mechanics.

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

BMW reports that the new smart car key key makes use of rolling codes as well to prevent hacking and cloning. A computer within the vehicle detects the code and verifies it before starting the engine. Most systems have a physical backup system in the form of an unnoticed key blade.

How Stuff Works Electronics notes that modern smart keys can also detect the keys in use and adjust vehicle settings accordingly. For example, if you start the car while holding the key fob in your hands the windows and the sunroof are opened to let the air in the cabin breathe. You can also set up a speed limit that will only be in effect when the car is powered by the chosen key. This feature is useful if you're loaning your car to a driver who has no prior experience.

Battery Life

If you're looking for a way to get more mileage out of your vehicle's smart forfour key programming 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, press and hold the lock button while pressing the unlock button.

This will block your smart key fob's smart chip from sending or receiving radio signals, which will extend its battery's lifespan significantly. It is possible to reactivate the function by pressing the unlock and lock button again.

Certain smart keys come with anti-theft functions that prevent them being stolen by thieves. Mercedes-Benz smart keys utilize rolling codes to stop unauthorised access. When a smart fortwo key programming key is put in the ignition, a computer within the car validates the code in milliseconds prior beginning the engine. BMW uses a Display Key that has a small LCD color screen. This allows drivers to lock their cars, unlock them, and start them without having to remove the smart key from their pockets.

Call Pop-A-Lock if you need to replace the battery on your smart key fob considering purchasing a car that has a smart-key. Our mobile locksmiths will replace the battery on any smart keys for cars key and also help you set it up so that your car recognizes it.

Special Cases

Smart keys aren't 100 100% safe from theft, but they can help deter thieves. Smart keys are designed to keep hackers from hacking the system. When they are inserted into the ignition of the car, the computer verifies the code in milliseconds. This technology was developed by Mercedes-Benz and is now used by many premium car brands.

A smart car key programming near me key system will work even if you don't remember the key in the trunk or leave it at a restaurant. Certain systems will notify the driver when the battery is not fully charged. Some brands offer key covers designed specifically for smart key car keys to protect the fob from damage.