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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. The fobs that are computer controlled are capable of carrying out a variety of tasks, such as locking and unlocking your car or the car's start-up. They work by broadcasting an encrypted stream. This makes them more receptive to hackers with a technological edge. Safety A smart key fob that communicates continuously with a vehicle via radiofrequency waves. It transmits a low-power signal that, when pressed, instructs the car to open doors and start its engine. The car recognizes the encrypted code that is generated by a specific key fob. This means that even when the key fob is stolen, it won't be used to start the car. But a brand new type of hacking can permit thieves to take advantage of that communication. Relay attacks are carried out with devices that transmit at the same frequency as the key fob. How Stuff Works Electronics says that a burglar could slip one of these devices in an unnoticed pocket or a hidden location to block the remote lock command. This issue is likely to become more prevalent as more drivers adopt smart keys. A smart key fob is not just a security device but can also simplify your life by automatically taking care of the requirements of your vehicle. A key fob linked to your smartphone, for example, can detect your presence and allow you to unlock the doors so that you don't need to press the remote button. It could also detect that you are leaving the car and automatically lock it, so that you aren't tempted to forget to lock the doors. Many smart key fobs have an indicator for the battery that alerts you well in advance when the battery is running low. Most models allow you to replace the battery quickly and without any special tools. Convenience Smart keys are not required to be inserted physically into an ignition slot to open or start the vehicle. Rather, the driver simply needs to have it on their person and bring it within the range of the vehicle, as explained by the BMW Group. Some smart keys, including the Display Key, come with small LCD touchscreen that allows drivers to access features such as locking, unlocking, and keyless start directly from their key fob, without the need to connect the Bluetooth system of the car. A smart key can help drivers save time by automating the closing of their car doors after they leave. Consumer Reports says that this feature is available on a wide range of automobiles. It also makes it easier for drivers to maneuver around tight spots without accidentally pushing someone or something. Additionally, smart key systems typically do not send the same frequency signal over and over in order to make them more vulnerable to relay attacks, according to Open Road Auto Group. Smart keys are specific to each vehicle therefore a stolen vehicle cannot be connected to a hotwire. This makes it very difficult for thieves steal cars. Security Some of the latest electronic features in today's modern automobiles are included in the key fob. These devices do much more than unlock and lock doors, or emit chirping sounds to assist drivers in finding their car in a parking lot, but some owners may not be aware of all that smart key fobs can accomplish. Certain keys that are smart, for example, can activate the automatic windows and sunroofs on an automobile when they are pressed. A auto editor for CR once went out to her Honda Accord only to find all the windows shut and the sunroof up. This is one of the reasons she was so grateful for her Smart Key, which locked the car automatically. According to How Stuff Works, some smart keys use computer encrypted signals to prevent car thieves from stealing. This technology prevents hotwiring, which is when thieves steal the engine control module (ECM), which is typically located in the front of the engine block. The ECM manages many essential functions like engine power, transmission control, and more. Smart keys also have anti-theft codes, as well as an unique ID security code that is assigned to each key. This could stop ignition if the wrong key is used. The security ID is a specific code that's sent from the ECM to the key when it's inserted in the ignition, and is checked by a sensor inside the car. Maintenance Smart car key fobs do more than simply unlock the door. It can start your engine and activate the brakes and suspension remotely. It can also provide information about your car, like the level of fuel and the temperature of your oil. Like any piece of electronic equipment, a smart car key fob requires regular maintenance in order to function correctly. Modern key fobs feature battery indicators to alert the driver when it is time to replace the battery. It's simple to replace the battery, and you don't require special tools. In some instances however, a smart key could stop functioning completely. If you suspect that this is the case, attempt to reset it by getting out of the vehicle and then re-entering it. This will enable the car to understand that the key fob is in the vehicle and let it to be used again. Get in smart car key replacement cost uk g28carkeys.co.uk with a locksmith if cannot get your key fob to function. They can reprogram the fob so that it is recognized by the car again and you can utilize all of its features. It's generally cheaper to do this than buying an entirely new key fob and it could save you money in the end. In some cases, a locksmith can fix an existing key fob in order to be able to swap it for a replacement. This could save you more money in the end.