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Vehicle Smart Key Technology

Vehicle smart car key programming key technology allows the driver to unlock and start the car by touching the door handle or placing the key in the pocket. It also enables a range of other adjustments, like seat positions and internal temperature settings, stereo presets and mirror positions.

This can also cause security worries.

Security

Smart keys are computerized key fobs that communicate with vehicles through an embedded antenna to unlock doors and start the motor. smart 450 key programming key fobs, as opposed to conventional keys that emit the same frequency every time they're pulled, transmit encrypted signals which are only compatible with the car to which they belong. This makes it harder for thieves with advanced technology to intercept or fake the signal and use your key to steal your vehicle.

Mercedes' Keyless Go system for instance, comes with an internal transponder that can identify the driver's keys. When the Smart Key comes within 1.5 meters of a vehicle it will automatically unlock the tailgate and door, and the engine starts when a button on the key is activated.

Some smart keys, like those from BMW and Mercedes-Benz, also come with user-specific settings that permit the driver to adjust the mirrors, seat and steering wheel's location and even audio preferences with the push of a button. They also have an emergency lock that stops the vehicle starting without the key.

This technology protects drivers from accidentally locking their vehicles especially when looking in bags or purses for keys in parking lots with strangers or a busy street where crime is high. A lot of systems will alert drivers if the key battery is low, but this feature may differ from manufacturer to manufacturer.

Convenience

The smart key is perfect for those who are in a hurry to get somewhere. You can lock, unlock and start your car by pressing a button on the door handle or trunk release. Key fobs can also connect to your phone to track charging and location as well as other information about the vehicle, explains Popular Mechanics.

A major benefit is that you can't accidentally lose your keys. The key fob communicates to an antenna in the vehicle to determine if it's within the range. If it's not, the engine won't start. This will stop thieves from stealing your vehicle and selling its parts.

The smart key also uses rolling codes to prevent hacking attempts and cloning, reports BMW. The vehicle's computer detects and validates the code before starting the motor. Most systems have a physical backup in the form of a hidden key blade.

How Stuff Works Electronics notes that modern smart keys can also detect when the key is when it is in use and adjust the vehicle settings according to the situation. For example, if you start the car while holding the key fob in your palm the windows and the sunroof are opened to let the air in the cabin breathe. You can also set the speed limit which will only be applicable when the vehicle is started with the selected key, a feature that could be useful when loaning your car 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 this feature make sure you press and hold the lock button while pressing the unlock button.

This will stop your smart key fob's smart car key fob chip from sending or receiving any radio waves and will increase the battery's lifespan significantly. You can always reactivate this feature by pressing the unlock and lock buttons again.

Some smart keys include anti-theft functions that prevent them being copied by thieves. Mercedes-Benz new smart car key keys utilize rolling codes to prevent access by anyone who is not authorized to use it. When the smart key is put in the ignition, a computer inside the car verifies the code in milliseconds, before beginning the engine. BMW offers a similar system with its Display Key, which includes a small LCD color touchscreen on the smart key for added convenience and allows drivers to lock and unlock their vehicles without ever taking the key from their pockets.

Contact Pop-Alock if you need to replace the battery on your smart key fob considering purchasing a vehicle with a smart-key. We can replace the battery on any smart key, and our mobile locksmiths will assist you in setting it up to make sure your vehicle recognizes it.

Special Cases

While smart keys aren't theft-proof, they do help to deter thieves. Smart key fobs are designed to prevent hackers from hacking the system. When they are placed in the ignition of the car smart key replacement The computer confirms the code in milliseconds. This technology was invented by Mercedes-Benz and is now employed by many premium car brands.

Another benefit is that most smart fortwo key replacement key systems will continue to function even if the user has forgotten the key in the trunk, left it at a restaurant or lost it during the trail. Some systems will alert the driver when the battery is low. Certain brands have keys with covers specifically designed for smart keys to guard the fob from damage.