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8 Tips For Boosting Your Smart Car Key Programming Game
Vehicle Smart Key Technology

Smart keys in vehicles allow a driver to unlock and start the car simply by touching the door handle or putting the key in the pocket. It also permits many other adjustments including the position of the seat and internal temperature settings as well as mirror position.

This could also raise security issues.

Security

Smart keys are computerized key fobs which communicate with the vehicle via an embedded antenna to unlock doors and start the motor. Contrary to conventional keys, which emit the same frequency signal every time they are activated, smart keys transmit encrypted signals that are specific to the car they belong to. This makes it harder for tech-savvy thieves to spoof or intercept the signal and use the key to take your car.

For instance, Mercedes' system -known as Keyless Go -- has an internal transponder that identifies the driver's keys. When the Smart Key comes within 1.5 meters of a vehicle, it automatically unlocks the tailgate and door and the engine will start when the key's button is pressed.

Some smart keys, like those from BMW and Mercedes-Benz, also come with user-specific settings that permit users to alter the mirrors, seat and steering wheel's position and even audio preferences with the touch of a single button. They also come with a backup lock that prevents the vehicle from starting if the key is not in the ignition.

This technology helps drivers avoid not locking their cars properly, especially when searching in a purse or a backpack to find keys in a parking lot with strangers, or on a street where crime is high. Many systems also alert motorists when their keys are not fully charged, however this feature is different for each manufacturer.


Convenience

If you're in a hurry get to a place, the smart key makes getting into your vehicle as simple as it can be. By pressing the button on your trunk release or door handle, you can open, lock and begin your vehicle. Popular Mechanics explains that the key fob can also be used to monitor charging, location, and other vehicle information.

You don't want to accidentally lock your keys in the car. The key fob communicates with an antenna within the vehicle to determine whether it's in range. If it's not, the engine won't start. This is a deterrent to thieves who might steal your car to sell its parts.

BMW reports that the smart key uses rolling codes to ward off hacking and cloning. The computer in the vehicle detects and validates the code prior to starting the motor. The majority of systems have a mechanical back-up in the form a hidden key blade.

Modern smart keys can also tell which keys are in use and adjust the car settings in line with the use of the key, says How Stuff Works Electronics. For instance, if you turn on the car holding the key fob in your hands, the windows and sunroof will open to let the cabin air dry. You can also set a speed limit that will only apply when the vehicle is started using the specified key, which could be helpful when lending your car to a novice driver.

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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 this feature, press and hold the lock button while pressing the unlock button.

This will prevent your smart key fob's ability to send or receiving radio signals, which will extend its battery's life considerably. You can always activate the function by pressing the lock and unlock buttons again.

Some smart keys include anti-theft capabilities that prevent them from being stolen by thieves. Mercedes-Benz smart keys employ rolling codes to block unauthorized access. When a smart key is inserted in the ignition, a computer inside the car checks the code in milliseconds, before it starts the engine. BMW uses a Display Key with a small LCD color screen. This lets drivers lock their cars, open them, and even start them without removing the smart key from their pocket.

Contact Pop-Alock if you need to replace the battery in your smart key fob should you be thinking of purchasing a vehicle with a smart-key. Our mobile locksmiths will replace the battery of any smart key and assist to set it up so that your car can recognize it.

Special Cases

Smart keys aren't 100% theft-proof, but they assist in preventing thieves. Smart key fobs are designed to deter hackers from hacking the system. When they are inserted into the ignition of the vehicle The computer confirms the code in milliseconds. Mercedes-Benz invented this technology, which is now utilized by luxury car brands.

Another great feature is that most smart key systems will continue to function even if the user has forgotten the key in the trunk or left it at an eatery or lost it during the trail. Some systems will also alert the driver when the battery is depleted. Some brands offer key covers specifically designed for smart keys. They protect the fob from damage.

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