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Speak "Yes" To These 5 Smart Car Key Programming Tips
Vehicle Smart Key Technology

Smart keys in vehicles allow a driver to unlock and start the car by pressing the door handle or placing the key in the pocket. It also allows a variety of other adjustments like seats positions and temperature settings inside the car, stereo presets and mirror positions.

However, this could result in security issues.

Security

Smart keys are sophisticated key fobs with computers that communicate with vehicles via one of the antennas built into the car to unlock the doors and to start the engine. Smart key fobs, in contrast to traditional keys that emit the same frequency every time they're pulled, transmit encrypted signals that are only compatible with the car to which they belong to. This makes it more difficult for thieves who are tech-savvy to impersonate or intercept the signal and use the key to take your car.

For car smart key programming near me G28CarKeys , Mercedes' system -- called Keyless Go -- has an internal transponder that can identify the driver's key. When the Smart Key comes within 1.5 meters of a vehicle it instantly unlocks the tailgate and door, and the engine starts when a button on the key is pressed.

Furthermore, some smart keys -like those made by BMW come with individual user settings that allow the driver to alter the seat, mirrors, the steering wheel's position as well as audio preferences at the click of one button. They also have the backup lock, which prevents the vehicle from starting if the key is not in the ignition.

This technology helps keep drivers from accidentally locking their cars, particularly when they are rummaging through their purses or backpack to locate keys in a parking area packed with strangers or on a busy street with high rates of crime. A lot of systems will also notify drivers when keys are in danger of being depleted, though this feature is dependent on the manufacturer.

Convenience

The smart key is perfect for those who are trying to get somewhere. You can lock, unlock and start your car simply by pressing a button on the door handle or the trunk release. The key fob can also interact with your phone to track charging, location and other data about the vehicle, says Popular Mechanics.

You don't want to accidentally lock your keys inside the car. The key fob is connected to an antenna in the vehicle to determine if it's within range. If it's not in range, the engine will not start. This will deter thieves from taking your vehicle and then selling its parts.

BMW reports that the smart key uses rolling codes in order to prevent hacking and cloning. The computer in the vehicle is able to recognize and verify the code prior to starting the motor. Most systems also have a backup mechanical system that is a key blade that's hidden for styling purposes.

How Stuff Works Electronics notes that modern smart keys also detect the keys being used and adjust the vehicle settings in line with the use of the key. For instance, if you turn on the car holding the key fob in your hands the windows and sunroof can be opened to let air circulate through the cabin. You can also set up a speed limit that will only be activated when the vehicle is powered by the selected key. This feature is useful if you are lending your vehicle to a person who has little experience.

Battery Life

If you're looking for a way to get more mileage out of your vehicle's smart key, or just want to make sure it won't die during a trip to the grocery store, you can activate an auto manufacturer-specific feature called Power Saving Mode. To activate it, hold the lock button down and then press the unlock button.

This will make it impossible for your smart key fob from being able to transmit or receive radio waves. This will significantly extend the life of its battery. You can always restart the function by pressing both the lock and unlock buttons again.

Certain smart keys come with anti-theft capabilities that prevent them from being stolen by thieves. Mercedes-Benz smart keys use rolling codes to block unauthorized access. When the smart key is inserted in the ignition, a computer in the car validates the code in milliseconds prior to it starts the engine. BMW makes use of a Display Key that has a tiny LCD color screen. This allows drivers to lock their cars, open them, and even start them without taking the smart key from their pocket.

Call Pop-A-Lock if you need to replace the battery in your smart key fob, or in the event that you are thinking of purchasing a vehicle with a smart-key. Our mobile locksmiths will change the battery on any smart key and assist to set it up so that your car recognizes it.

Special Cases

Although smart keys aren't theft-proof, they do help to deter thieves. Smart key fobs use rolling security codes to avoid the hacking of keys, and when they are placed in the ignition, the car's computer validates the code within milliseconds. This technology was invented by Mercedes-Benz and is now utilized by a variety of automobile brands that are luxury.

Another helpful feature is that most smart key systems will operate even if a user forgot the key in the trunk, left it at an eatery or lost it during hiking. Certain systems will notify the driver when the battery is low. Certain brands also offer key covers specifically designed for smart keys that protect the fob from damage.