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Smart Car Key Reprogramming If you're looking to replace the battery or your smart car key is not working properly, you will need a locksmith professional who can swiftly and safely repair it. G28CarKeys will also have the tools necessary to reprogram the new key fob. Before you begin the reprogramming process before you begin the reprogramming process, you must sit in the driver's seat and shut all doors. This will allow the keys to be programmed, without disrupting the vehicle's electrical systems. What is a smart key? A smart key is a fob in your car that can unlock your doors, lock the trunk and start the engine without having to physically interact with the vehicle. It transmits signals to the car through an encrypted microchip that is connected to the vehicle's onboard computer. This technology prevents thieves from hacking into the car and using it for. While it's true modern vehicles can be operated without a key Smart keys make the experience much more comfortable. This is because they allow users to use their phones to lock, unlock, and even remotely start the vehicle. This is a great relief for those who are tired of fishing around in their pockets looking for their car's physical key. According to Open Road Auto Group, the main difference between regular keys and smart key is that smart keys don't transmit the same frequency signal repeatedly again. This could affect all models and allows them to use the same key. It could also be used to steal cars. Instead, smart keys send an encrypted signal with a different encryption each when they open the door or remotely open the trunk. This prevents thieves with advanced technology from stealing your vehicle [source: Popular Mechanics]. Certain smart keys also keep information about the car, such as the power seat and mirror settings. This is useful in times of emergency. Many smart keys also come with batteries that can be used in the event of an outage. How do smart keys function? The most obvious benefit of smart keys is the possibility of unlocking your car without having to turn the traditional key. The key fob communicates to antennas within the vehicle and transmits an electronic signal that is then processed by the computer. The computer then sends a message to open the door or to start the engine. Smart keys are also more secure than conventional keys. They make use of RFID (radio frequency identification) technology that is unique to each key and vehicle. It is thus nearly impossible to steal an automobile equipped with a smart-key. Even if a criminal successfully gets into the car and tries to hotwire it, the car will not start without the encrypted code from the key fob. Smart keys are also convenient, as they lock your car automatically whenever you're out of the range of. This is particularly useful when you forget to lock the doors when getting out of your car. The only drawback of a smart key is that they have to be properly programmed to function correctly. This involves entering a specific sequence of commands into the diagnostic tool, or following on-screen instructions. Most people are not at ease doing this on their own, so they give it to experts. How do I program a smart key? There are a variety of ways to program the smart key. The procedure differs for each vehicle. Consult the owner's guide for your particular model to learn more. In general, the procedure involves inserting the key into the ignition and turning it to the on position. Once the security light flashes and you are able to remove the key. Follow the steps on the screen to reset and program the key fob. Another option is to contact a local locksmith or auto dealership. Many locksmiths offer smart vehicle key replacement and programming which means getting one should not be too difficult. Many dealerships offer these services, so if you have an existing relationship with the dealer, they might be able to help you. You'll need the vehicle identification number (VIN) to create a new car key. This is a unique number that identifies your car and its parts. You can find it on your insurance card or registration. Follow the instructions on the screen to programme the key fob once you have the VIN. Once the key has been programmed you should be able use it to lock and unlock your vehicle. However it will not be able to start the engine. If you'd like to begin the engine, you'll have to contact a locksmith or dealership. Numerous automotive dealerships now provide smart key repair and replacement services at affordable prices. How much will it cost to program a smart key? The majority of modern car keys are key fobs which have an embedded chip inside them. The chip allows the car key to connect via radio waves with the vehicle when the key fob button hit. When a valid code is sent through the key fob the vehicle, it will open the doors and begin the engine. If your key fob is not working, it might require reprogramming so that it works with the current settings in your vehicle. This process is typically done at a dealership, but it is also possible to do by an expert locksmith. Depending on the type of vehicle you have, the cost to reprogram a smart key will vary. While it may be tempting to program your own car key yourself, this is generally a bad idea. Reprogramming a smart car key is a complicated procedure that requires specific tools and knowledge of circuit boards and electronic components. The process of programming your own car key could also harm it, resulting in the need for replacement. It's expensive to have your key fob programmed by the dealer, but it's worth it if want your key fob to continue working properly. If you'd like to save money, there are a number of online guides that will walk you through the process of reprogramming a smart key at home.