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Vehicle Smart Key Technology

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

This can also cause security concerns.

Security

smart car Key programming keys are key fobs that are computerized that communicate with vehicles through an embedded antenna to unlock doors and begin the motor. Smart key fobs, as opposed to traditional keys that emit the same frequency each time they're pulled, transmit encrypted signals that are only compatible with the specific car to which they belong to. This makes it more difficult for criminals with a technological edge to intercept or spoof the signal, and then use your key to steal your vehicle.

Mercedes' Keyless Go system, for example, has an internal transponder that identifies the key of the driver. The Smart Key automatically unlocks and opens the doors and the tailgate when it is within 1.5 meters. It also begins the engine by pressing the key.

Some smart keys, such as the ones from BMW and Mercedes-Benz, also come with user-specific settings, which allow drivers to alter the mirrors, seat and steering wheel's location and audio preferences with the click of a button. They also come with a backup lock that prevents the vehicle from starting without the key.

This technology assists drivers from locking their vehicles, particularly when they have to search their purse or backpack to find keys in a parking area full of strangers or in a busy street with high rates of crime. A lot of systems will also notify drivers when keys are not fully charged, however this feature is dependent on the manufacturer.

Convenience

If you're in a hurry to get somewhere, the smart key makes entering your vehicle as easy as possible. By pressing the button on your trunk release or door handle, you can open, lock and start your vehicle. Popular Mechanics explains that the key fob can also be used to monitor charging, location, and other vehicle information.

You can't accidentally lock your keys in the car. The key fob communicates to an antenna inside the vehicle to determine whether it's within range. If it's not in range, the engine will not start. This can deter thieves who might steal your vehicle to sell its parts.

The smart key replacement key also makes use of rolling codes to prevent hacking attempts as well as cloning, according BMW. The computer in the vehicle recognizes and verifies the code prior the start of the motor. Most systems have a mechanical backup in the form of an invisible key blade.

Modern smart keys also recognize which keys are in use and adjust the vehicle settings accordingly, notes How Stuff Works Electronics. If you turn on your vehicle while holding the key in your hand, for example, the windows and the sunroof can be opened to allow fresh air to enter the interior. You can also set up an automatic speed limit that will only be in effect when the vehicle is powered by the selected key. This feature could be beneficial if you're lending your vehicle to a person who has little experience.

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 do this, hold the lock button until you release it and press the unlock button.

This will stop your smart key fob from sending or receiving radio signals and will increase the battery's life by a significant amount. You can always reactivate the function by pressing the unlock and lock button again.

Certain smart keys have anti-theft functions that stop them from being copied by thieves. Mercedes-Benz smart key uses rolling codes to stop unauthorised access. When a smart key is inserted into ignition, a computer within the car smart key replacement verifies the code in milliseconds prior to it starts the engine. BMW also has a similar system with its Display Key, which comes with a small LCD color touchscreen on the smart key for added convenience, and enables drivers to lock and unlock their vehicles without ever taking the key from their pockets.

If you're considering purchasing the latest car equipped with a smart key, or require the battery in your smart key changed, contact us at Pop-A Lock for a quick and efficient service. We can replace the battery on any smart key, and our mobile locksmiths are able to help you set the system to make sure your vehicle recognizes it.

Special Cases

smart key replacement near me keys aren't 100% secure against theft, but they do help deter thieves. Smart keys employ rolling security codes that prevent theft, and when placed in the ignition, the car smart key's computer can verify the code within milliseconds. This technology was invented by Mercedes-Benz and is now used by a number of automobile brands that are luxury.

Another useful feature is that most smart key systems will operate if the user forgot the key in the trunk or left it at an eatery or lost it during a hike. Some systems will alert the driver when the battery is depleted. Certain brands provide key covers specifically designed for smart keys to keep the fob protected from damage.