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Vehicle Smart Key Technology

Vehicle smart key technology allows the driver to unlock and start the car by pressing the door handle or putting the key in the pocket. It also permits many other adjustments including seat position and internal temperature settings as well as mirror position.

However, this could also lead to security concerns.

Security

smart car keys keys are advanced computerized key fobs that communicate with a vehicle through one of the antennas built into the car to unlock the doors and start the engine. Contrary to conventional keys, which emit the same frequency signal each time they are press, smart key fobs transmit encrypted signals that are only compatible with the car they belong to. This makes it harder for thieves who are tech-savvy to fake or intercept the signal and use the key to steal your car.

Mercedes' Keyless Go system for instance, has an internal transponder, which can identify the key of the driver. When the Smart Key comes within 1.5 meters of a car it will automatically unlock the tailgate and door and starts the engine when a button on the key is press.

Additionally there are smart keys thatlike those made by BMW come with individual user settings that allow the driver to alter the seat, mirrors, the steering wheel's position as well as audio preferences at the click of the button. They also come with an emergency lock that stops the vehicle from starting if it is not connected to the key.

This technology prevents drivers from getting their car locked accidentally especially when looking in the bag or purse for keys on the parking lot of strangers or on a busy street where crime is high. Some systems also notify drivers when their keys are in danger of being depleted, though this feature is different for each manufacturer.

Convenience

If you're in a hurry get to a place the smart key makes entering your car as easy as possible. By pressing the button on your trunk release or door handle you can lock, unlock and get into your vehicle. The key fob will interact with your phone to track charging and location as well as other information about the vehicle, according to Popular Mechanics.

You can't accidentally lock your keys inside the car. The key fob communicates with the antenna inside the vehicle to determine whether it's in range. If not, the engine will not start. This will deter thieves from the vehicle and stealing its parts.

The smart key also employs rolling codes to ward off hacking attempts and cloning, according to BMW. A computer inside the vehicle reads the code and verifies it prior to starting the engine. A majority of systems also have a mechanical backup that is a key blade that's hidden to serve as a styling tool.

How Stuff Works Electronics notes that modern smart keys can also detect when the key is when it is in use and adjust the vehicle settings in line with the use of the key. If you turn on the vehicle while holding the key in your hands, for example windows and sunroof will open to allow air circulation to the interior. You can also set the speed limit to only be in effect when the car is started using the chosen key, a feature that could be helpful when lending 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 this feature, hold the lock button, then press the unlock button.

This will stop your smart key fob's smart chip from sending or receiving radio waves which will increase its battery's lifespan significantly. You can always restart this function by pressing the unlock and lock buttons once more.

Some smart car key repair keys include anti-theft capabilities that prevent them from being copied by thieves. Mercedes-Benz smart key uses rolling codes to block unauthorized access. The computer in the car is able to verify the code within milliseconds following the smart key is put in. BMW utilizes a Display Key that has a small LCD color screen. This allows drivers to lock their cars, open them, and then start the engine without having to take the smart car key fob key from their pockets.

If you're considering buying a new car with a smart key, or if you require the battery of your smart key fob replaced, call us at Pop-Alock to get a quick and easy service. Our mobile locksmiths can replace the battery of any smart car key recoding key and assist you set it up so that your car recognizes it.

Special Cases

Smart keys aren't 100 100% safe from theft, but they can assist in preventing thieves. Smart key fobs are designed to keep hackers from gaining access to the system. When placed in the ignition of the vehicle, the computer verifies the code in milliseconds. Mercedes-Benz created this technology, which is currently utilized by luxury car brands.

Another helpful feature is that the majority of smart key systems will operate even if a user forgot the key in the trunk or left it at the restaurant or if it is lost during hiking. Some systems will also notify the driver when the battery is running low. Certain brands provide key covers designed specifically for smart keys that protect the fob from damage.