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Vehicle Smart Key Technology

The technology of smart keys in vehicles lets drivers unlock and start their vehicle by simply pressing the door handle or putting the key in the pocket. It also enables a range of other adjustments, like the position of seats as well as internal temperature settings mirror position and stereo presets.

This can also lead to security issues.

Security

Smart keys are key fobs that are computerized that communicate with vehicles through an embedded antenna. It can unlock doors and activate the motor. Smart key fobs, in contrast to conventional keys that emit the same frequency each time they're used, transmit encrypted signals that are only compatible with the car to which they belong. This makes it harder for tech-savvy thieves to steal or spoof the signal and use the key to take your car.

Mercedes' Keyless Go system for instance, has an internal transponder which identifies the driver's keys. The Smart Key automatically unlocks and opens the doors and tailgate when it is within 1.5 meters. It also allows you to start the engine by pressing the key.

Some smart keys, such as the ones from BMW and Mercedes-Benz, also come with user-specific settings. These allow the driver to adjust the seat, mirrors and steering wheel's position and audio preferences at the touch of a single button. They also come with an emergency lock that will stop the car from starting without the key in the ignition.

This technology prevents drivers from locking their car, especially when searching through a purse or backpack to locate keys in a parking space filled with strangers or on an area with high rates of crime. Some systems will also notify drivers if the key battery is not fully charged, though this feature may differ from manufacturer to the manufacturer.

Convenience

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

A major benefit is that you aren't able to accidentally lock yourself out. The key fob communicates with the antenna inside the vehicle to determine if it's within range. If it's not, the engine will not start. This will deter thieves from stealing your vehicle and selling its parts.

The smart key also employs rolling codes to deter hacking attempts and cloning, reports BMW. A computer inside the vehicle recognizes the code and validates it prior to launching the engine. Most systems have a mechanical backup system in the form of an invisible key blade.

Modern smart key for cars keys also recognize the type of key being used and adjust the vehicle settings as needed, according to How Stuff Works Electronics. If you start the vehicle while holding the key in your hand, for example the windows as well as the sunroof will be opened to let air circulate the interior. You can also set a speed limit that will only be applicable when the vehicle is started using the selected key, which could be useful if you loan your car to a new 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 do this, hold the lock button, then press the unlock button.

This will prevent your smart key fob to transmit or receive radio waves. This will greatly extend the life of its battery. You can always activate the function by pressing the lock and unlock buttons again.

Some smart car Key programming near me [menwiki.men] keys have anti-theft features to prevent them from being copied by thieves. Mercedes-Benz smart key uses rolling codes to block the unauthorized access. The computer in the car examines the code in milliseconds after the smart key is inserted. BMW uses a Display Key that has a tiny LCD screen with a color. This lets drivers lock their cars, unlock them, and then start the engine without having to take the smart key from their pockets.

If you're thinking about buying a new car that has a smart key, or you need the battery in your smart key changed, contact us at Pop-A Lock for a fast and easy service. We can replace the battery on any smart key and our mobile locksmiths are able to assist you in setting it up so that your vehicle can recognize it.

Special Cases

Smart keys aren't 100 100% safe from theft, but they can assist in preventing thieves. Smart keys utilize rolling security codes to avoid hacking, and when placed in the ignition, the car's computer can verify the code within milliseconds. Mercedes-Benz created this technology, which is now utilized by luxury car brands.

A smart key system will continue to work even if it is not possible to remember the key in your trunk or leave it at a restaurant. Some systems will also alert the driver when the battery is depleted. Certain brands also offer key covers designed specifically for smart car keys keys that protect the fob from damage.