Why Smart Car Key Programming Is Everywhere This Year

Vehicle Smart Key Technology

Smart keys for vehicles allow a driver to unlock and start the car simply by touching the door handle or putting the key in the pocket. It also allows various other adjustments like the position of the seat and internal temperature settings as well as mirror position.

However, this can also result in security issues.

Security

Smart keys are highly sophisticated key fobs that are computerized and communicate with the vehicle using one of the car's embedded antennas to open the doors and to start the engine. Smart key fobs, in contrast to conventional keys that emit the same frequency every time they're pressed, transmit encrypted signals which are only compatible with the particular car to which they belong. This makes it harder for thieves with a technological edge to steal or spoof the signal and use the key to take your car.

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

Furthermore there are smart keys thatsuch as those from BMW come with individual user settings that let the driver alter the seat, mirrors, the steering wheel's position and audio preferences with the click of one button. They also have an emergency lock that stops the car from starting without the key in the ignition.

This technology stops drivers from accidentally locking their vehicles, especially when searching in a purse or a backpack for keys in the parking lot of strangers or on a busy street where crime is high. Many systems will also inform drivers if the key battery is low, but this feature varies by the manufacturer.

Convenience

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

You don't want to accidentally lock your keys inside the car. The key fob communicates with an antenna in the vehicle to determine if the key is in range. If it's not, the engine won't start. This is a deterrent to thieves who could steal your vehicle in order to sell its parts.

BMW reports that the smart car key not working key utilizes rolling codes as well to prevent hacking and cloning. A computer within the vehicle is able to recognize the code and checks it prior to starting the engine. Most systems have a mechanical back-up in the form an invisible key blade.

Modern smart keys (a fantastic read) also recognize the key that is being used and adjust the settings of the vehicle as needed, according to How Stuff Works Electronics. If you turn on the vehicle while holding the key in your hands, for example windows and sunroof will be opened to let air circulate the interior. You can also set the speed limit which will only be applied when the vehicle is started using the specified key, a feature that could 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 stop your smart car keys key fob's smart device from being able to transmit or receive radio waves. This will significantly increase the life of its battery. You can always restart the function by pressing both the unlock and lock button again.

Some smart car replacement key keys include anti-theft functions that prevent them being stolen by thieves. Mercedes-Benz smart keys utilize rolling codes to block unauthorised access. The computer in the car is able to verify the code within milliseconds following the smart key for car key is placed. BMW uses a Display Key that has a tiny LCD color screen. This allows drivers to lock their cars, open them, and then start the engine without having to take the smart key from their pocket.

If you're considering buying a new car that has a smart key, or if you require the battery of your smart key fob replaced, contact Pop-A-Lock to get a quick and easy service. Our mobile locksmiths can replace the battery on any smart key and also help you set it up so that your car recognizes it.

Special Cases

While smart keys are not safe from theft, they do assist to discourage thieves. Smart key fobs use rolling security codes that prevent hackers, and when put in the ignition, the vehicle's computer can verify the code within milliseconds. This technology was invented by Mercedes-Benz and is now utilized by a number of high-end car brands.

Another great feature is that most smart key systems will continue to function in the event that the user forgets the key in the trunk or left it at the restaurant or if it is lost on a hike. Some systems will also notify the driver if the battery is not fully charged. Certain brands also offer key covers designed specifically for smart key market keys that protect the fob from damage.