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Vehicle Smart Key Technology

The smart fortwo key replacement key technology that is found in vehicles lets drivers unlock and start their vehicle by simply rubbing the door handle, or putting the keys in the pocket. It also permits a variety of other adjustments, including the position of the seat and internal temperature settings as well as mirror position.

This could also create security concerns.

Security

Smart keys are sophisticated key fobs that are computerized and communicate with the vehicle using one of the antennas that are embedded in the vehicle to unlock doors and start the engine. Contrary to conventional keys, which emit the identical frequency signal each time they are pressed, smart key fobs transmit encrypted signals that are specific to the specific vehicle they belong to. This makes it more difficult for thieves with advanced technology to intercept or fake the signal, and then use your key to steal your vehicle.

For example, Mercedes' system -- called Keyless Go -- has an internal transponder that can identify the driver's keys. The Smart Key automatically unlocks and opens the doors and the tailgate when it is within 1.5 meters. It also turns on the engine by pressing the key.

Additionally there are smart keys thatsuch as those from BMW have their own user settings that let the driver adjust the seat, mirrors and the position of the steering wheel as well as audio preferences at the click of a button. They also come with a backup lock that prevents the vehicle starting without the key.

This technology prevents drivers from being unable to lock their vehicle and causing damage to their vehicle, particularly when searching backpacks or purses to find keys in parking lots with strangers, or on a street where crime is high. Some systems also notify drivers when the key is running low on battery, but this feature varies by manufacturer.

Convenience

The smart car key key is ideal for those on the move and need to get somewhere. You can unlock, lock and start your car by pressing the door handle or the trunk release. Key fobs can also communicate with your phone to track charging, location and other data regarding the vehicle, as explained by Popular Mechanics.

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

BMW reports that the smart key uses rolling codes as well to protect against hacking and cloning. The computer inside the vehicle recognizes and verifies the code prior to starting the motor. The majority of systems also have a mechanical backup that is an unnoticed key blade for styling purposes.

How Stuff Works Electronics notes that modern smart keys can be able to detect keys in use and adjust vehicle settings according to the situation. For example, if you start the car while holding the key fob in your palm the windows and sunroof will open to let the cabin air dry. You can also set up an automatic speed limit that will only be in effect when the vehicle is powered by the specified key. This feature can be useful if you're loaning your car to someone who is not experienced.

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, press down the lock button and press the unlock button.

This will stop your smart key fob's smart device from being able to send or receive any radio waves. This will significantly extend the life of its battery. You can always restart the function by pressing the unlock and lock button again.

Certain smart keys also have anti-theft functions that stop them from being copied by thieves. Mercedes-Benz smart car key programming near me key uses rolling codes to prevent unauthorized access. When a smart key is inserted into the ignition, a computer in the car validates the code in milliseconds prior starting the engine. BMW makes use of a Display Key with a small LCD screen with a color. This allows drivers to lock their vehicles, unlock them, and even start them without having to remove the smart key from their pocket.

If you're considering buying an automobile with a smart car keys replacement key, or require your smart key fob's battery replaced, call us at Pop-Alock for a quick and simple service. Our mobile locksmiths will replace the battery of any smart key, and will help to set it up so that your car can recognize it.

Special Cases

Smart keys aren't 100 100% theft-proof, but they help deter thieves. Smart keys use rolling security codes that prevent theft, and when placed in the ignition, the car's computer can verify the code within milliseconds. Mercedes-Benz developed this technology, which is now used by luxury car manufacturers.

A smart key system will work even if you forget the key in your trunk or leave it in a restaurant. Some systems will also alert the driver if the battery is low. Some brands offer key covers specifically designed for smart keys to keep the key safe from harm.