10 Great Books On Smart Car Key Programming

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Vehicle smart key technology allows drivers to open and start the car by grabbing the door handle or placing the key in the pocket. It also allows for a variety of other adjustments, such as seat positions, internal temperature settings, mirror positioning and stereo presets.

This can also cause security worries.

Security

Smart keys are advanced key fobs with computers that communicate with a vehicle via one of the antennas that are embedded in the vehicle to open doors and start the engine. Smart key fobs, in contrast to conventional keys that emit the same frequency each time they're pulled, transmit 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 intercept or fake the signal, and use your key to steal your vehicle.

For instance, Mercedes' system -known as Keyless Go -- has an internal transponder, which identifies 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 -- have individual user settings that allow the driver to adjust the mirrors, seat and the position of the steering wheel as well as audio preferences with the click of the button. They also have a backup lock that blocks the vehicle from starting without the key.

This technology prevents drivers from getting their car locked accidentally, especially when searching in the bag or purse for keys in the parking lot of strangers, or on a street where crime is high. Many systems also alert drivers when their keys are low on battery, although this feature differs by manufacturer.

Convenience

If you're in a hurry to get to a place the smart key makes getting into your car as simple as it can be. By pressing the button on your trunk release lever or door handle, you can open, lock and start your vehicle. Popular Mechanics explains that the key fob can be used to track charging locations, charging, and other information about your vehicle.

A major benefit is that you won't accidentally lose your keys. The key fob connects to an antenna inside the vehicle to determine whether it's within range. If not, the engine will not start. This can deter thieves who might steal your vehicle to sell its parts.

BMW reports that the smart key employs rolling codes in order to protect against hacking and cloning. A computer inside the vehicle is able to recognize the code and confirms it prior to launching the engine. Most systems have a mechanical backup in the form of a hidden key blade.

Modern smart keys also recognize the type of key being used and adjust the settings of the vehicle in line with the use of the key, says How Stuff Works Electronics. For instance, if you turn on the car holding the key fob in your palm the windows and the sunroof are opened to let the cabin air dry. You can also set the speed limit to only apply when the vehicle is started using the selected key, a feature that can be useful when loaning your car to a novice 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, hold the lock button down and then press the unlock button.

This will prevent your smart 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 both the unlock and lock buttons again.

Certain smart keys also come with anti-theft functions that stop them from being copied by thieves. For example, Mercedes-Benz smart keys use rolling codes to prevent unauthorized vehicle access. The car's computer is able to verify the code within milliseconds following the smart key is introduced. BMW makes use of a Display Key that has a small LCD screen with a color. This allows drivers to lock their vehicles, unlock them, and even start them without removing the smart key from their pocket.

If you're considering buying a new car with a smart key locksmith near me key, or need the battery of your smart car key replacement cost key fob changed, contact us at Pop-A Lock to get a quick and easy service. We can replace the battery in any smart key, and our mobile locksmiths are able to assist you in setting it up to make sure your vehicle recognizes it.

Special Cases

Smart keys aren't 100% theft-proof but they can assist in preventing thieves. Smart keys use rolling security codes to prevent theft, and when placed in the ignition, the vehicle's computer validates the code within milliseconds. This technology was invented by Mercedes-Benz and is now employed by a variety of automobile brands that are luxury.

Another useful feature is that many smart key systems will continue to function even if the user has forgotten the key in the trunk or left it in a restaurant or lost it on hiking. Certain systems will notify the driver when the battery is depleted. Certain brands provide key covers that are specifically designed for smart keys, to shield the fob from damage.