Vehicle Smart Key Technology

Vehicle smart key technology allows drivers to unlock and start the car by touching the door handle or placing the key in the pocket. It also allows a variety of other adjustments, including seats positions, internal temperature settings, stereo presets and mirror positions.

This could also create security worries.

Security

Smart keys are key fobs that are computerized that communicate with vehicles through an embedded antenna to unlock doors and activate the motor. Smart key fobs, unlike conventional keys that emit the same frequency every time they're pulled, transmit encrypted signals that are only compatible with the specific car to which they belong to. This makes it much more difficult for tech-savvy criminals to intercept or fake the signal, and use your key to steal your car.

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

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

This technology stops drivers from being unable to lock their vehicle particularly when they are searching a purse or a backpack for keys in an open parking lot with strangers or a busy street where crime is high. Many systems will also alert motorists when the battery for their key is low, though this feature can vary by the manufacturer.

Convenience

The smart car key key is perfect for those on the move and need to get to their destination. You can unlock, lock and start your car by pressing a button on the door handle or the trunk release. The key fob can also communicate with your phone to track charging and location as well as other information about the vehicle, explains Popular Mechanics.

You can't accidentally lock your keys inside the car. The key fob is connected to an antenna inside the vehicle to determine if it's within range. If it's not, the engine won't not start. This can deter thieves who might steal your car to sell its parts.

BMW reports that the smart key uses rolling codes, as well as to ward off hacking and cloning. A computer inside the vehicle reads the code and confirms it prior to launching the engine. A majority of systems also have a mechanical backup that is an invisible key blade to serve as a styling tool.

Modern smart keys also know which keys are in use and adjust the settings of the vehicle accordingly, notes how to unlock a smart car without a key Stuff Works Electronics. For instance, if you start the car while holding the key fob in your palm, the windows and sunroof can be opened to let the air in the cabin breathe. You can also set the speed limit to only be applied when the vehicle is started using the specified 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 smart key replacement manufacturer-specific feature called Power Saving Mode. To do this, press and hold the lock button while pressing the unlock button.

This will block your smart key fob from transmitting or receiving any radio signals which will increase its battery's life considerably. You can reactivate this function by pressing the unlock and lock buttons once more.

Some smart keys include anti-theft capabilities that prevent them from being copied by thieves. Mercedes-Benz smart key uses rolling codes to block the unauthorized access. When a smart key is inserted into ignition, a computer inside the car confirms the code in milliseconds prior even starting the engine. BMW utilizes a Display Key that has a tiny LCD screen with a color. This lets drivers lock their cars, open their doors, and start the engine without having to take the smart key from their pocket.

If you're considering purchasing an automobile with a smart key, or require your smart key fob's battery replaced, contact Pop-A-Lock for a quick and efficient service. We can replace the battery on any smart car key programming near me key, and our mobile locksmiths will assist you in setting the system so that your vehicle recognizes it.

Special Cases

While smart keys are not secure against theft, they can help to hinder thieves. Smart keys use rolling security codes to protect against hacking, and when placed in the ignition, the vehicle's computer validates the code within milliseconds. Mercedes-Benz created this technology, which is now used by luxury car brands.

A smart key system will continue to function even if you lose the key in your trunk or leave it in a restaurant. Some systems will also notify the driver if the battery is running low. Some brands offer key covers specifically designed for smart keys. They ensure that the fob is protected from harm.