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Vehicle Smart Key Technology

Vehicle smart car keys key technology allows drivers to open and start the car simply by grabbing the door handle or putting the key in the pocket. It also enables a range of other adjustments like seating positions, internal temperature settings, stereo presets, and mirror positioning.

This can also cause security worries.

Security

Smart keys are advanced key fobs with computers that communicate with vehicles via one of the antennas in the car to unlock doors and begin the engine. smart car key supplier key fobs, unlike conventional keys that emit the same frequency each time they're pulled, transmit encrypted signals that are only compatible with the particular car to which they belong. This makes it much more difficult for tech-savvy thieves to fake or intercept the signal and use the key to take your car.

For example, Mercedes' system -- called Keyless Go -- has an internal transponder that identifies the driver's key. The Smart Key automatically unlocks and opens the doors and the tailgate when it is within 1.5 meters. It also allows you to start the engine by pressing a button on its key.

Certain smart keys, like those made by BMW, also have user-specific settings that allow the driver to adjust the seat, mirrors and steering wheel's position and even audio preferences with the push of a button. They also have an emergency lock that stops the vehicle from running without the key.

This technology helps drivers avoid not locking their cars properly and causing damage to their vehicle, particularly when searching bags or purses for keys on an open parking lot with people who are not familiar with the area or where crime is high. Some systems also notify drivers when their keys are running low on battery, but this feature varies by manufacturer.

Convenience

The smart key is ideal for those who are on the move and need to get somewhere. You can lock, unlock and start your car simply by pressing a button on the door handle or trunk release. The key fob can also interact with your phone to keep track of charging and location as well as other information about the vehicle, according to Popular Mechanics.

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

BMW reports that the smart key utilizes rolling codes in order to prevent hacking and cloning. A computer in the vehicle reads the code and verifies it prior to launching the engine. Most systems have a physical back-up in the form a hidden key blade.

Modern smart keys also recognize the type of key being used and adjust the vehicle settings as needed, according to How Stuff Works Electronics. For instance, if you turn on the car while holding the key fob in your hands, the windows and sunroof open to ventilate the cabin. You can also set the speed limit to only be applied when the vehicle is started using the selected key, a feature that could be helpful when lending your vehicle to a novice 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 activate it make sure you press and hold the lock button while pressing the unlock button.

This will make it impossible for your smart forfour key replacement key fob to transmit or receive radio waves. This will greatly extend the life of its battery. You can always reactivate the function by pressing the unlock and lock buttons again.

Certain smart keys also come with anti-theft features that prevent them from being copied by thieves. Mercedes-Benz smart keys use rolling codes to prevent unauthorized access. When the smart key is inserted in the ignition, a computer within the car verifies the code in milliseconds before beginning the engine. BMW offers a similar system with its Display Key, which comes with a small LCD color touchscreen on the smart key for added convenience, and allows drivers to lock and unlock their vehicles without ever taking it from their pockets.

If you're considering purchasing a new car with a smart key, or require the battery in your smart key replaced, call us at Pop-Alock for a fast and easy service. Our mobile locksmiths can change the battery on any smart key and assist you set it up so that your car can recognize it.

Special Cases

smart car key programming keys are not 100 100% secure against theft, but they do aid in deterring thieves. smart car key replacement cost uk key fobs are designed to prevent hackers from gaining access to the system. When they are placed in the ignition of the car the computer validates the code in milliseconds. This technology was invented by Mercedes-Benz and is now utilized by a variety of premium car brands.

Another benefit is that many smart key systems will continue to work if the user forgot the key in the trunk or left it at the restaurant, or lost it on an excursion. Some systems will alert the driver when the battery is not fully charged. Certain brands also offer key covers specifically designed for smart keys, to shield the fob from damage.