What Can a smart fortwo key fob Car Key Fob Do For You?

Mercedes introduced the first fobs in 1998. They are also referred to as smart keys, keyless entry or keyless entry fobs. These key fobs controlled by computers can accomplish many things, including locking and unlocking a vehicle and even starting it.

They transmit an encrypted message that is continuously transmitted. This makes them more secure to thieves who are tech-savvy.

Safety

A smart key fob constantly communicates with vehicles via radiofrequency waves. It transmits a low-power signal that, when pressed instructs the car to open doors and start the engine. The car recognizes the unique encryption code of a particular key fob. This means that if a key fob is stolen, the car is unable to be started.

But a brand new type of hacking technique can permit thieves to take advantage of that communication. Relay attacks utilize devices that transmit on the same frequency as the key fob. Thieves can put one of these devices in a purse or hiding spot to jam the lock command from a distance, according How Stuff Works Electronics. This is a risk which could become more frequent as more motorists are switching to smart keys.

Aside from these security features, smart key fobs can simplify your life by automatically taking care of your vehicle's needs. A key fob linked to your smartphone, for instance can detect your presence and then unlock the doors, so you don't need to push a remote button. It can also sense that you are leaving the car and secure it, so you will not forget to lock the doors. Many smart key fobs have an indicator for the battery that warns you when the battery is depleted. Also, replacing the battery in most models is a quick and easy process that doesn't require any special tools.

Convenience

Contrary to traditional keys made of metal Smart keys do NOT require physical inserting into the ignition slot to unlock or start a car. BMW Group explains that the driver simply needs to bring the key within the range of the car. In fact, some smart keys, like the Display Key, feature small LCD color touchscreen that allows drivers to access features like locking, unlocking, and keyless start right from their key fob, without needing to connect to their car's Bluetooth system.

A smart key can help drivers save time by automating the locking of their doors after they leave. This feature is offered in a number of automobiles, according to Consumer Reports, and can help navigate through parking spaces that are tight without causing injury to something or someone.

Open Road auto Smart Key replacement Group explains that smart key systems do not transmit the same frequency signal repeatedly which can make them more vulnerable to relay attacks. Smart keys are specific to each vehicle, so a stolen vehicle can't be wired. This makes it extremely difficult for thieves steal cars.

Security

Some of the high-tech electronic features that are present in modern automobiles are included in the key fob. These devices do much more than unlock and lock doors, or emit chirping sounds to help drivers find their car in a parking space however, some owners might not be aware of all the things these smart key fobs can do.

Some smart keys, for instance, can trigger the auto windows and sunroofs of the vehicle when they are the key is pressed. A auto editor for CR once went out to her Honda Accord only to find all the windows shut and the sunroof opened. That's just one reason she was grateful for her smart key replacement Key, which locked the vehicle automatically.

According to How Stuff Works, some smart keys make use of computer-encrypted signals to protect against car thieves. This technology blocks hotwiring where thieves steal the engine control module (ECM), that is usually located in the front of the engine block. The ECM is responsible for a variety vital functions, including transmission control and engine power.

Smart keys also come with anti-theft codes, as well as an unique security ID code assigned to each key. This will disable the ignition if the wrong key is used. The security ID is a unique code that is transmitted from the ECM to the key when it's inserted in the ignition and confirmed by a sensor in the car.

Maintenance

Smart car key fobs do more than simply unlock the door. It can remotely start your engine, activate the brakes and suspension and even start your vehicle. It also provides details about your vehicle, like the level of fuel and the oil temperature.

A smart car key fob, as any other electronic device, requires regular maintenance in order to function properly. Modern key fobs include indicators for batteries that notify the driver when it is time to replace the battery. Replacing the battery is a straightforward procedure, and no special tools are required.

In some instances however, a smart key can stop working entirely. If you suspect that's the case, try to reset it by taking the car out and then coming back inside. This will allow the car to detect that the key fob remains in the vehicle and let it to function again.

If you can't connect your fob call a locksmith assist. They can reprogram it so that the car can recognize it once more and allows you to use all of its functions. This is usually cheaper than purchasing a new fob and could save you money over the course of time. In some cases, a locksmith can fix an existing key fob to be able use it to purchase a new one. This could save you money in the end.