What Can a Smart Car Key Fob Do For You?

Mercedes introduced the first fobs back in 1998. They are also referred to as smart keys, keyless entry, or keyless entry fobs. These computer-controlled fobs are capable of carrying out a variety of tasks like locking and unlocking the car, or beginning it.

They work by broadcasting an encrypted stream. This keeps them safer from thieves with advanced technology.

Safety

A smart key fob communicates with the vehicle via radiofrequency waves. It sends out a low-power signal that, when pressed instructs the car to open doors and start its engine. The car recognizes the encrypted code from a specific key fob. This means that if the keyfob is stolen, the car is unable to be started.

A new hack allows thieves to take advantage of this method of communication. Relay attacks employ devices that transmit on the same frequency as the key fob. How Stuff Works Electronics says that a thief could place one of these devices inside a pocket or hidden spot to stop the lock command remotely. It's a concern that could become more common as more motorists switch to smart keys.

A smart key fob isn't just a security device however, it can make your life easier by automatically taking care of the needs of your vehicle. A key fob that is connected to your smartphone, for instance can sense your presence and allow you to unlock the doors so you don't need to press a remote button. It can also detect the moment you leave and automatically lock the vehicle, so you don't have to fret about forgetting to lock the doors. A lot of smart key fobs also have an indicator of the battery that tells you well in advance when the battery is getting low. And replacing the battery in most models is a quick and easy process that does not require any special tools.

Convenience

In contrast to a traditional key made of metal, smart keys do not require physically inserting into an ignition slot in order to unlock or start the car. BMW Group explains that the driver is only required to bring the key within reach of the car. In fact, some smart keys, such as the Display Key, feature small LCD touchscreen in color that allows drivers to access features like locking and unlocking, as well as keyless start directly from their key fobs without needing to connect to the car's Bluetooth system.

Another way that smart keys can help save time for drivers is by automating the process of locking their car doors after they leave. This feature is available in a wide range of vehicles, according to Consumer Reports, and can help navigate through parking spaces that are tight without accidentally squeezing something or someone else.

Open Road Auto Group explains that smart key locksmith near me key systems do not transmit the same frequency signal over and over which can make them more susceptible to relay attacks. Therefore a stolen vehicle can't be hotwired if it is equipped with a smart key as the encrypted signal that the key fob transmits is unique to each vehicle. This makes it extremely difficult for thieves steal cars.

Security

A few of the most advanced electronic features found in the latest automobiles can be found in the key fob. These gadgets are capable of more than locking and unlocking doors, or making chirping noises to help drivers locate their vehicle in parking spaces. However, some owners may be unaware of the full capabilities.

Certain keys that are smart, for example, will trigger the automatic windows and sunroofs on vehicles when you press. A auto editor from CR once walked out to her Honda Accord only to find all the windows down and sunroof opened. That's one of the reasons she was so grateful for her Smart Key, which locked the vehicle automatically.

According to how much is a replacement smart car key Stuff Works, some smart keys employ computer-encrypted signals to protect against car thieves. This technology is able to prevent hotwiring in which thieves take the vehicle's engine control module (ECM) which is typically located on the front of the engine block. The ECM regulates a variety of essential functions, including engine power and transmission control.

Smart keys also come with anti-theft codes and a unique security code for ID assigned to each key. This could stop ignition if the wrong key is used. The security ID is a code that is transmitted by the ECM from the key to the ignition followed by verification by a sensor in the car.

Maintenance

A smart key for car car key fob does more than just unlock your door. It can start your engine and activate suspension and brakes remotely. It also provides details about your vehicle, such as the level of your fuel and oil temperatures.

A smart car key fob, just like any other electronic device, requires regular maintenance in order to work correctly. Modern key fobs come with indicators for the batteries to inform the driver when it's time to replace the battery. Replacing the battery is a straightforward procedure, and no specialized tools are required.

In certain instances the smart key could cease to function completely. If you suspect that this is the issue, try to reset the smart key by removing the vehicle and returning inside. This will allow the car to recognize that the fob is in use and allow it to get back to its normal function.

Contact a locksmith if you are unable to get your key fob to work. They can reprogram it to ensure that your car recognizes it once more and allows you to use all of its functions. It's generally cheaper to do this than buy the new fob for your key, and it could save you money in the long run. In some cases, a locksmith can repair an existing key fob to be able to swap it as a replacement smart car key. This can save you even more money in the end.