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What Can g28carkeys.co.uk For You? Known as fobs, keyless entry or smart keys, they were first introduced by Mercedes in 1998. The fobs that are computer controlled are capable of performing various tasks like locking and unlocking the car or getting it started. They work by broadcasting an encrypted, rolling signal. This makes them more resistant to cyber-savvy thieves. Safety A smart key fob constantly communicates with a vehicle, by radiofrequency waves. It emits a low power signal that, upon pressing it, prompts the vehicle open doors and begin the engine. The car recognizes the unique encryption code of a particular key fob. This means that even in the event that the key fob gets stolen, it won't be used to begin the car. But a new type of hack can let thieves exploit this communication. Relay attacks are carried out using devices that transmit at the same rate as a key fob. Thieves can put one of these gadgets in a pocket or a hiding in a place to block the lock command from a distance, according to How Stuff Works Electronics. This is a risk that may become more common as more and more drivers are switching to smart keys. Aside from these security features, the smart key fob can make life easier by automatically adjusting to the needs of your vehicle. A key fob linked to your smartphone, for instance it can detect your presence and allow you to unlock the doors so that you don't need to press a remote button. It can also recognize that you are leaving the car and automatically lock it, so you won't forget to lock the doors. Many smart key fobs include an indicator for batteries that informs you in advance that the battery is at a low level. Also, replacing the battery in most models is a straightforward and simple procedure that does not require any special tools. Convenience Unlike a traditional metal key Smart keys do not require physically inserting into the ignition slot in order to unlock or start a vehicle. BMW Group explains that the driver just needs to bring the key within the range of the car. Certain smart keys, such as the Display Key, feature tiny LCD touchscreen that grants drivers access to features such as locking, unlocking, and keyless start directly from their key fob, without the need to connect to the Bluetooth system in the car. A smart key can help drivers save time by automating the locking of their car doors after they leave. This feature is offered in a wide range of vehicles, as per Consumer Reports, and can also help get into tight parking spaces without accidentally squeezing something someone. Furthermore, smart key systems usually do not transmit the same frequency signal over and over in order to make them more susceptible to relay attacks, as explained by Open Road Auto Group. Smart keys are specific to each vehicle which means that a stolen car can't be wired. This makes it extremely difficult for thieves to steal a vehicle. Security Some of the high-tech electronic features that are present in modern automobiles can be found in the key fob. These gadgets do much more than just unlock and lock doors, or make chirping sounds that assist drivers in finding their car in a parking space however, some owners might not be aware of everything that these smart key fobs can accomplish. Certain smart keys, for example, will trigger the automatic windows and sunroofs on an automobile when they are pressed. A CR auto editor once walked out to her Honda Accord only to find all the windows closed and sunroofs open. That's one of the reasons she was grateful for her Smart Key, which locked the vehicle automatically. Certain smart keys utilize computer-encrypted signals to deter car thieves, according to How Stuff Works. This technology prevents hotwiring in which thieves steal a vehicle's engine controller module (ECM) which is usually located at the front of the engine. The ECM manages many essential functions including engine power, transmission control and more. Smart keys also come with anti-theft codes, as well as an unique security code for ID assigned to each key. This could stop the ignition when the wrong key is used. The security ID is a specific code that's transmitted from the ECM to the key when it's put into the ignition and then confirmed by a sensor in the car. Maintenance A smart car key fob can do more than just unlock your door. It can start your engine, and also 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 smart car key fob requires regular maintenance in order to function correctly. Modern key fobs include battery indicators to alert the driver when it is time to replace the battery. Replacing the battery is a simple procedure, and no specialist tools are required. In some cases, the smart key will cease to function completely. If you suspect that this is the issue, try to reset the smart key by exiting the vehicle, then returning inside. This will allow the car to recognize that the fob is still active and allow it regain functionality. If you're not able to get your fob to function Contact a locksmith for help. They can reprogram the fob in order that it is recognized by the car again and you can use all its features. It's generally cheaper to do this than buying a new key fob and it could save you money in the long run. In certain instances, the locksmith can fix an existing key fob to be able to use it for a new one. This can save you more money in the long run.