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What Can a Smart Car Key Fob Do For You?

Mercedes introduced the first fobs in the year 1998. They are also known as smart keys, keyless entry, or keyless entry fobs. These computer-controlled fobs are capable of performing many tasks like locking and unlocking the car or beginning it.

They work by broadcasting an encrypted stream. This makes them more secure to thieves who are tech-savvy.

Safety

A smart key fob constantly communicates with the vehicle using radiofrequency signals. It transmits a low power signal that, when pressed it, prompts the vehicle unlock doors and start the engine. The car recognizes the unique encryption code that is generated by a specific key fob. This means that if the key fob is stolen, the car will not be started.

But a brand new type of hack can permit thieves to take advantage of that communication. Relay attacks are carried out using devices that transmit at the same frequency as key fobs. How Stuff Works Electronics says that a burglar could slip one of these devices inside an unnoticed pocket or a hidden location to block the remote lock command. This is a problem that may become more common as more and more drivers are switching to smart keys.

In addition to these security features, an intelligent key fob could simplify your life by automatically taking care of the needs of your vehicle. A key fob connected to your smartphone, for instance can detect your presence and then unlock the doors so that you don't need to push a remote button. It can also sense that you are leaving the car and then automatically lock it, so you will not forget to lock the doors. Many smart key fobs come with an indicator for batteries that informs you in advance that the battery is running low. The majority of models let you replace the battery quickly and without any tools or equipment required.

Convenience

smart car keys replacement keys do not need to be physically placed in an ignition slot to open or start the vehicle. Instead, the driver requires it to be on their person and have it within reach of the vehicle, as explained by the BMW Group. In reality, certain smart keys, like the Display Key, have an extremely small LCD touchscreen with color that allows drivers to access features like locking or unlocking as well as keyless start directly from their key fobs without needing to connect to the car's Bluetooth system.

A smart key could also help drivers save time by automating the closing of their car doors when they leave. Consumer Reports says that this feature is available on many automobiles. It can also make it easier for drivers to maneuver into tight spaces without accidentally crushing the door or something else.

Smart key systems usually do not transmit the same frequency signal repeatedly and this can make them more susceptible to relay attacks, according to Open Road Auto Group. Smart keys are specific to each vehicle which means that a stolen car can't be hotwired. This technology makes it incredibly difficult for thieves to steal a vehicle.

Security

Today's newer cars pack in the most advanced electronic features ever, and some of those are located inside the key fob. These devices can do much more than simply locking and unlocking doors or making chirping sounds to assist drivers locate their car in parking spaces. However many owners are unaware of the full capabilities.

For instance, certain smart keys can trigger a vehicle's automatic windows and sunroof once they are activated. A Auto editor of CR once walked out to her Honda Accord only to find all the windows down and sunroof up. This was one of the reasons she was thankful for her Smart Key, which locked the vehicle automatically.

According to How Stuff Works, some smart car key Fob Replacement keys use computer encrypted signals to deter car thieves. This technology stops hotwiring in which thieves steal a vehicle's engine controller module (ECM) typically located at the front of the engine. The ECM manages a range of essential functions, including transmission control and engine power.

Smart keys also come with anti-theft codes, as well as an unique security code for ID assigned to each key. This can disable the ignition if the wrong key is used. The security ID is a code that's transmitted from the ECM to the key once it's put into the ignition and then checked by a sensor inside the car.

Maintenance

A smart car key fob can do much more than unlock your door. It can remotely start your engine, activate the brakes and suspension and even start your vehicle. It can also provide details about your vehicle, such as the fuel level and oil temperatures.

Like all electronic equipment like a smart car key fob requires regular maintenance to function properly. Modern key fobs include indicators for the batteries to inform the driver when it's time to replace the battery. It is easy to replace the battery and you don't require special tools.

In some cases however, a smart key may stop functioning entirely. If you suspect this is the cause attempt to reset the smart key by exiting the vehicle and then returning to it. This can help the car recognize that the fob is in place and allow it to be functional again.

If you're unable to get your fob to function Contact a locksmith for assist. They can reprogram it to ensure that your vehicle recognizes it again and allows you to use all of its features. This is usually less expensive than buying a new fob and can save you money over the course of time. In some cases, the locksmith can repair an existing key fob in order to be able to use it for a replacement. This could save you money in the end.