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8 Tips To Improve Your Smart Car Key Programming Game
Vehicle Smart Key Technology

Smart keys for vehicles allow drivers to open and start the car simply by grabbing the door handle or putting the key in the pocket. It also permits many other adjustments, including the position of the seat as well as internal temperature settings and mirror positioning.

This could also raise security issues.

Security

Smart keys are key fobs with computers that communicate with a vehicle via one of the antennas built into the car to unlock the doors and begin the engine. Smart key fobs, as opposed to traditional keys, which emit the same frequency every time they're pressed, send encrypted signals that are only compatible with the car to which they belong to. This makes it much more difficult for tech-savvy criminals to spoof or intercept the signal, and then use your key to steal your car.

Mercedes' Keyless Go system for instance, has an internal transponder which identifies the key of the driver. When the Smart Key comes within 1.5 meters of a car, it automatically unlocks the door and tailgate and the engine will start when a button on the key is pressed.

Certain smart keys, such as those from BMW and Mercedes-Benz, also come with user-specific settings, which allow users to alter the mirrors, seat and steering wheel's position and even the audio settings with the click of a button. They also have an emergency lock that keeps the vehicle from starting without the key in the ignition.

This technology helps drivers avoid being unable to lock their vehicle, especially when searching in the bag or purse to find keys in the parking lot of people who are not familiar with the area or where crime is high. Some systems also notify drivers when the key is not fully charged, however this feature is different for each manufacturer.

Convenience

The smart key is ideal for those who are in a rush to get somewhere. By pressing the button on the trunk release or door handle you can unlock, lock and get into your vehicle. The key fob will interact with your phone to keep track of charging, location and other data about the vehicle, explains Popular Mechanics.

A major benefit is that you don't be locked out. The key fob communicates with an antenna in the vehicle to determine whether it's in range. If it's not in range, the engine will not start. This can deter thieves who may steal your vehicle to sell its parts.

BMW reports that the smart key makes use of rolling codes as well to stop cloning and hacking. The computer inside the vehicle can recognize and verify the code prior to starting the motor. Most systems also have a mechanical backup that is an invisible key blade to serve as a styling tool.

Modern smart keys can also tell which key is in use and adjust the car settings accordingly, notes How Stuff Works Electronics. For example, if you turn on the car while holding the key fob in the palm of your hand the windows and the sunroof are opened to let the cabin air dry. You can also set a speed limit that will only be applicable when the vehicle is started using the selected key, a feature that can be useful when loaning your car to an inexperienced driver.


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 do this, hold the lock button down and then press the unlock button.

This will block your smart key fob's smart device from being able to transmit or receive radio waves. This will significantly increase the life of its battery. You can always reactivate the function by pressing both the unlock and lock buttons again.

Some smart keys also have anti-theft features that prevent them from being copied by thieves. Mercedes-Benz smart key uses rolling codes to prevent unauthorised access. The car's computer is able to verify the code within milliseconds following the smart key is introduced. BMW uses a Display Key with a small LCD screen with a color. This allows drivers to lock their vehicles, unlock their doors, and start them without taking the smart key from their pocket.

If you're considering purchasing a new car with a smart key, or you need your smart key fob's battery replaced, call us at Pop-Alock for a quick and simple service. smart car keys replacement can replace the battery in any smart key and our mobile locksmiths can assist you in setting the system so that your car can recognize it.

Special Cases

While smart keys aren't security-wise, they can be used to hinder thieves. Smart keys are designed to stop hackers from gaining access to the system. When they are placed in the ignition of the vehicle the computer checks the code in milliseconds. This technology was invented by Mercedes-Benz and is now utilized by many high-end car brands.

A smart key system will work even if you don't remember the key in your trunk or leave it in the restaurant. Some systems will also alert the driver when the battery is low. Certain brands provide key covers designed specifically for smart keys to guard the fob from damage.

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