Vehicle Smart Key Technology

The smart key technology that is found in vehicles allows drivers to unlock and start their vehicle by simply rubbing the door handle, or placing the key into the pocket. It also allows for a variety of other adjustments, including seat positions, internal temperature settings, stereo presets, and mirror positioning.

This can also lead to security issues.

Security

smart key for car near me keys are highly sophisticated electronic keys that communicate with a vehicle through one of the antennas in the car to open doors and start the engine. Smart key fobs, as opposed to traditional keys that emit the same frequency each time they're pressed, send encrypted signals that are compatible with the particular car to which they belong. This makes it more difficult for thieves with advanced technology to spoof or intercept the signal, and use your key to steal your car.

Mercedes' Keyless Go system for instance, has an internal transponder which identifies the driver's keys. When the smart key programing Key comes within 1.5 meters of a vehicle, it automatically unlocks the tailgate and door, and the engine starts when the key's button is press.

Certain smart keys, such as those made by BMW, also have user-specific settings, which allow users to alter the mirrors, seat and steering wheel's location and audio preferences at the push of a button. They also come with the backup lock, which stops the vehicle starting without the key.

This technology helps drivers avoid being unable to lock their vehicle, especially when searching in a purse or a backpack for keys in the parking lot of strangers or a busy street where crime is high. Many systems also notify drivers when keys are running low on battery, but this feature differs by manufacturer.

Convenience

The smart key is perfect for those in a hurry to get to their destination. You can lock, unlock and start your car simply by pressing a button on the door handle or the trunk release. Key fobs can also communicate with your phone to track charging and location as well as other information regarding the vehicle, as explained by Popular Mechanics.

You don't want to accidentally lock your keys in the car. The key fob communicates with an antenna in the vehicle to determine if it's within range. If it's not, the engine won't start. This will deter thieves from the vehicle and stealing parts of it.

The smart key also makes use of rolling codes to protect against hacking attempts and cloning, reports BMW. The vehicle's computer detects and validates the code prior to launching the motor. Most systems have a mechanical backup system in the form of an unnoticed key blade.

Modern smart keys can also tell which keys are in use and adjust the vehicle settings accordingly, notes How Stuff Works Electronics. If you turn on your vehicle while holding the key in your hand, for example windows and sunroof will open to allow air circulation to the interior. You can also set a speed limit that will only be applied when the vehicle is powered by the chosen key. This feature is useful if you are lending your vehicle to a person who is not experienced.

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 until you release it and press the unlock button.

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

Certain smart keys have anti-theft capabilities that prevent them from being stolen by thieves. For example, Mercedes-Benz smart Car Key keys use rolling codes to block unauthorized access to the vehicle. The computer in the car is able to verify the code within milliseconds following the smart key is inserted. BMW uses a Display Key that has a small LCD color screen. This lets drivers lock their cars, unlock their doors, and start them without removing the smart key from their pockets.

If you're thinking of buying the latest car equipped with a smart car spare key key, or require your smart key fob's battery replaced, call Pop-A-Lock for a quick and efficient service. Our mobile locksmiths can replace the battery on any smart key and assist you set it up so that your car can recognize it.

Special Cases

While smart car key reprogramming keys are not safe from theft, they do assist to hinder thieves. Smart keys are designed to deter hackers from hacking into the system. When they are inserted into the ignition of the car the computer validates the code in milliseconds. This technology was invented by Mercedes-Benz and is now employed by many luxury car brands.

A smart key system will work even if you don't remember the key in your trunk or leave it at the restaurant. Certain systems will also inform the driver if the battery is not fully charged. Some brands offer keys with covers specifically designed for smart keys that protect the fob from damage.