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What Can a Smart Car Key Fob Do For You? Known as fobs or keyless entry or smart keys, they were first introduced by Mercedes in 1998. These computer-controlled fobs are capable of performing many tasks including locking and unlocking your car or the car's start-up. They transmit an encrypted, rolling signal. This makes them less vulnerable to hackers with a technological edge. Safety A smart key fob communicates constantly with the vehicle via radiofrequency waves. It emits a low power signal that, upon pressing, tells the vehicle to open doors and begin the engine. The car is programmed to recognize the unique encrypted code of a particular key fob. This means that even in the event that the key fob gets stolen, it can't be used to begin the car. A new vulnerability allows thieves to take advantage of this type of communication. just click the following page are carried out using devices that transmit at the same rate as a key fob. A thief can place one of these gadgets in a purse or hiding area to disable the lock command from a distance, according How Stuff Works Electronics. This issue could become more common as more people 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. For instance an electronic key fob connected to your smartphone will detect your proximity and unlock the doors, meaning that it's not necessary to press a button on the remote. It can also tell the moment you leave and automatically lock the car, so you don't have to fret about not locking the doors. Many smart key fobs feature an indicator for batteries that tells you when the battery is low. Also, replacing the battery in the majority of models is an easy and simple procedure that doesn't require any special tools. Convenience Smart keys do not have to be inserted physically into an ignition slot to unlock or start the car. BMW Group explains that the driver just needs to bring the key within range of the car. Some smart keys, including the Display Key, come with an incredibly small LCD touchscreen that allows users to access features like locking, unlocking, and keyless starting directly from their key fob without the need to connect to the Bluetooth system in the car. Smart keys can also save drivers time by automating the closing of their car doors after they leave. Consumer Reports says that this feature is available on many vehicles. It can also make it easier for drivers to maneuver into tight spaces without accidentally crushing someone or something. Open Road Auto Group explains that smart key systems don't transmit the same frequency signal over and over, as this can make them more vulnerable to relay attacks. Therefore, a stolen vehicle cannot be hotwired if it is equipped with a smart key because the encrypted signal that the key fob transmits is unique to each vehicle. This makes it extremely difficult for thieves to steal a vehicle. Security Some of the top-of-the-line electronic features in today's modern automobiles are contained in the key fob. These devices do much more than simply open and close doors, or make chirping sounds that aid drivers in finding their car in a parking area However, some owners may not be aware of everything that these smart key fobs are able to do. Some smart keys, for instance, can trigger the automatic windows and sunroof of the vehicle when they are the key is pressed. One auto editor from CR went into her Honda Accord to find the windows completely shut and the sunroof wide open. She was grateful for her Smart Key that automatically locked the car. According to How Stuff Works, some smart keys use computer encrypted signals to protect against car thieves. This technology prevents hotwiring in which thieves steal the engine controller module (ECM), usually located at the front of the engine. The ECM manages many essential functions such as engine power, transmission control, and many more. Other technologies in smart keys include anti-theft codes and a unique security ID that is assigned to each key. This can disable the ignition if it's not the correct one. The security ID is a special code that is sent from the ECM to the key when it's put in the ignition, and is confirmed by a device inside the car. Maintenance Smart car key fobs can do much more than unlock the door. It can start your engine and activate suspension and brakes remotely. It also provides information about your car, including the level of fuel and the temperature of your oil. A smart car key fob, just like any other electronic device, requires regular maintenance in order to work correctly. Modern key fobs include indicators for batteries that notify the driver when it's time to replace the battery. Replacing the battery is an easy procedure, and no specialist tools are required. In some cases the smart key might cease to function completely. If you suspect that's the case, you can reset it by getting out of the vehicle and then coming back inside. This will let the car recognize that the fob is still in place and allow it to return to normal operation. If you're not able to get your fob to work Contact a locksmith for assist. They can reprogram it to ensure that the car can recognize it once more and allows you to utilize all of its features. It's generally more economical to do this than buy the new fob for your key, and it will save you money in the end. In some cases locksmiths can modify an existing fob so that it can be used to make an entirely new key. This can save you money in the end.