What Can a Smart Car Key Fob Do For You?

They are also known as fobs, keysless entry or smart keys, they were introduced by Mercedes in 1998. These fobs controlled by computers are capable of performing a variety of functions like locking and unlocking your car or beginning it.

They transmit an encrypted, rolling message. This makes them more secure to thieves who are tech-savvy.

Safety

A smart car key programmer key fob continuously communicates with a vehicle, through radiofrequency signals. It emits a low power signal that, upon pressing it, signals the vehicle to unlock doors and start the engine. The car smart key is programmed to recognize the unique encrypted code of a particular key fob. This means that even if the key fob is stolen, it cannot be used to begin the car.

A new hack allows thieves to take advantage of this type of communication. Relay attacks are carried out with devices that transmit at the same rate as a key fob. How Stuff Works Electronics says that a burglar could slip one of these devices into pockets or in a hidden place to block the remote control of the lock. This is a problem that could become more frequent as more and more drivers change to smart car key coding keys.

A smart key fob isn't only a security feature however, it can make your life easier by automatically taking care of the needs of your vehicle. For example the key fob linked to your smartphone can detect your proximity and unlock the doors, meaning it's not necessary to press a button on the remote. It can also detect when you're leaving and automatically lock the vehicle, so you don't have to fret about not locking the doors. Many smart fortwo key fob key fobs feature a battery indicator which warns you when the battery is running low. Most models allow you to replace the battery quickly and conveniently without the need for any special tools.

Convenience

Smart keys are not required to be physically placed in an ignition slot to open or start the car. BMW Group explains that the driver only needs to bring the key within the range of the car. In fact, some smart keys, including the Display Key, feature an extremely small LCD touchscreen in color that allows drivers to access features like locking and unlocking, as well as keyless start right from their key fob, without having to connect to the car's Bluetooth system.

Smart keys can also save drivers time by automating the locking of their doors after they leave. Consumer Reports says that this feature is available on a wide range of automobiles. It can also make it easier for drivers to maneuver into tight spaces without accidentally hitting someone or something.

Open Road Auto Group explains that smart key systems do not transmit the same frequency signal repeatedly in order to make them more susceptible to relay attacks. As such a stolen vehicle can't be hotwired even if it's equipped with a smart-key because the encrypted signal that the key fob transmits is unique to each vehicle. This makes it very difficult for thieves to steal the car.

Security

Modern cars come with more advanced electronic features than ever before, and a few of them are contained in the key fob. These gadgets are capable of more than just locking and unlocking doors, or making chirping sounds to help drivers locate their vehicle in parking spaces. However, some owners may be unaware of the full capabilities.

For instance, certain smart keys can trigger windows that are automatically opened and sunroof when they are press. A CR auto editor once walked out to her Honda Accord only to find all the windows closed and the sunroof open. That's 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 stop car smart key replacement thieves. This technology is able to prevent hotwiring which is when thieves steal the vehicle's engine control unit (ECM), which is usually found in the front of the engine block. The ECM manages a range of vital functions, such as transmission control and engine power.

Smart keys also include anti-theft codes, as well as an unique ID security code that is assigned to each key. This can disable the 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, and then verified by a sensor inside the car.

Maintenance

Smart car key fobs can do more than just unlock the door. It can remotely start your engine, operate suspension and brakes, and even start your vehicle. It can also provide details about your vehicle, including the level of fuel and the temperature of your oil.

A smart car key fob, like every other electronic device requires regular maintenance in order to work effectively. Key fobs that are modern have battery indicators that warn the driver when the battery is low. It's simple to replace the battery, and you don't need special tools.

In some instances the smart key may cease to function completely. If you suspect that this is the problem try resetting the smart key after leaving the vehicle, then returning inside. This can help the car recognize that the fob is active and allow it regain functionality.

Get in touch with a locksmith if are not able to get your key fob working. They can reprogram the fob to ensure that it can be recognized by your car and you can utilize all its features. This is typically cheaper than buying a brand new fob and can save you money over the course of time. In some instances locksmiths can fix a fob that is already in use so that it can be used to create new keys. This could save you money in the end.