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Vehicle Smart Key Technology

Smart keys in vehicles allow drivers to unlock and start the car simply by grabbing the door handle or placing the key in the pocket. It also allows for various other adjustments including the position of the seat as well as internal temperature settings and mirror positioning.

However, this can also create security concerns.

Security

Smart keys are electronic keys that communicate with a vehicle via one of the car's embedded antennas to open doors and to start the engine. smart key for car near me key fobs, as opposed to traditional keys, which emit the same frequency each time they're pressed, send encrypted signals which are only compatible with the vehicle to which they belong to. This makes it harder for criminals with a technological edge to detect or spoof the signal, and use your key to steal your car.

Mercedes' Keyless Go system, for example, has an internal transponder that can identify the driver's key. 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 a button on its key.

Furthermore, some smart keys -- like those from BMW include individual user settings that allow the driver to alter the seat, mirrors, the position of the steering wheel as well as audio preferences at the push of one button. They also come with the backup lock, which will stop the car from starting if the key is not in the ignition.

This technology helps keep drivers from accidentally locking their cars, particularly when searching through a purse or backpack to find keys in a parking lot full of strangers or in a busy street with high crime rates. Many systems also alert drivers when keys are in danger of being depleted, though this feature is dependent on the manufacturer.

Convenience

The smart key is ideal for those in a hurry to get somewhere. By pressing the button on the trunk release lever or door handle, you can open, lock and begin your vehicle. The key fob can also interact with your phone to track charging and location as well as other information about the vehicle, says Popular Mechanics.

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

The smart car key replacement near me key also makes use of rolling codes to protect against hacking attempts and cloning, says BMW. A computer inside the vehicle recognizes the code and validates it prior to starting the engine. Most systems have a mechanical back-up in the form an invisible key blade.

How Stuff Works Electronics notes that modern smart car key programming (check out your url) keys also detect when the key is being used and adjust the vehicle settings accordingly. If you turn on the vehicle while holding the key in your hands for instance windows and the sunroof will open to ventilate the interior. You can also set an upper limit on speed that will only be applicable when the vehicle is started using the selected key, a feature that can be useful when loaning your car to an inexperienced 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 down the lock button and press the unlock button.

This will disable your smart key fob from sending or receiving any radio signals which will increase its battery life significantly. You can always reactivate the function by pressing the unlock and lock buttons again.

Certain smart keys have anti-theft features that prevent them from being copied by thieves. Mercedes-Benz smart keys use rolling codes to block access by anyone who is not authorized to use it. The computer in the car checks the code milliseconds after the smart key is put in. BMW makes use of a Display Key that has a small LCD screen with a color. This allows drivers to lock their cars, unlock their doors, and start them without having to remove the smart key replacement cost key from their pocket.

If you're thinking about buying an automobile with a smart key, or need the battery in your smart key replaced, contact Pop-A-Lock for a quick and efficient service. We can replace the battery on any smart key and our mobile locksmiths can help you set the system so that your car can recognize it.

Special Cases

While smart keys are not safe from theft, they do assist to deter thieves. Smart keys employ rolling security codes that prevent theft, and when placed in the ignition, the vehicle's computer verifies the code within milliseconds. Mercedes-Benz created this technology, which is now utilized by luxury car brands.

Another great feature is that many smart car key fob programming key systems will operate if the user forgot the key in the trunk or left it at the restaurant, or lost it on hiking. Certain systems will notify the driver when the battery is depleted. Certain brands also offer key covers designed specifically for smart keys to guard the fob from damage.