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Smart Car Key Reprogramming You will need a locksmith to quickly and easily fix your car key that is smart should you require replacing the battery or is not working. A locksmith will also have the tools necessary to reprogram your new key fob. You'll need to shut all the doors and get in the driver's seat prior to you begin the reprogramming process. This will allow keys to be programmed without affecting the electrical systems of your vehicle. What is a smart-key? Smart keys are car fobs that allow you to unlock trunks, locks doors and can start engines without having to touch the vehicle. It works by sending an encrypted signal to your car via an embedded microchip that is connected to the computer onboard. This technology prevents thieves from stealing your vehicle and stealing it. Smart keys are an excellent alternative to traditional keys. While modern automobiles can be started without a key in a lot of cases however, they make the process more efficient. G28 Car Keys allow drivers to lock and unlock their car, as well as remotely start their vehicle using their smartphone. This is a huge relief for those who get exhausted of digging in their pockets for their car's physical key. Open Road Auto Group says that the primary difference between regular keys and smart keys is that smart keys don't transmit the same frequency signal repeatedly. 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 a different encrypted signal each when they open the door, or remotely open the trunk. This will stop thieves who are tech-savvy [source: Popular Mechanics] from stealing your vehicle. Some smart keys are able to store information about the car, like mirror and power seat settings. This can be useful in the event of an emergency. Furthermore many smart keys come with battery backups that are helpful in the event of power outage. How do smart keys function? Smart keys are a great method of unlocking your vehicle without the need to turn a traditional car key. The key fob transmits an electrical signal to the computer which is interpreted by the antennas. The computer issues a command to the door to be locked or the engine to be started. Another benefit is that smart keys are significantly safer than traditional keys. They use RFID (radio frequency identification) technology that is unique to each key and vehicle. It is, therefore, nearly impossible to steal an automobile equipped with a smart-key. Even if a burglar attempts to break into the car and attempts to connect it, without the encrypted code on the fob of the key, the car won't be able to start. Smart keys are also very useful, since they automatically lock your car when you're out of the range. This is particularly helpful if you tend to forget to lock your car doors after leaving the vehicle. The only disadvantage of a smart key is that they need to be properly programmed to work correctly. This process involves entering a particular sequence of commands into the diagnostic tool, or responding to prompts on screen. The majority of people aren't confident in doing this and therefore should leave it to professionals. How do I program a smart key? There are a variety of methods to program a Smart Key. The procedure will differ based on the vehicle, therefore it is important to consult the owner's manual for the model you're using. In general, you insert the key into the ignition prior to turning it on. When the security light is flashing, you can remove the key. Then, follow the on-screen instructions to reset and program the key fob. Another option is to contact a local locksmith or automotive dealership. Many locksmiths offer smart car key replacement and programming and getting one should not be too difficult. These services are also offered by many automotive dealerships, so if you already have an established relationship with your dealer, they might be able help you. You'll need the vehicle identification number (VIN) to program a new car key. It is a unique number that is used to identify your vehicle and its components. It is located on your insurance card, registration form, or on your vehicle's title. Once you have the VIN, follow the instructions on screen to set up the key fob. Once the key is programmed, it should be capable of locking and unlocking your vehicle, however it will not be able to start the engine. You'll need a locksmith, or a dealership to start your vehicle. Fortunately, many automotive dealerships are now offering smart key repair and replacement services for a reasonable price. What is the cost to program a smartkey? The majority of modern car keys are in the form of key fobs that have an integrated chip. The chip allows the key to communicate with the vehicle using radio waves when an appropriate button on the key fob is hit. The car will open its doors and then start the engine when an appropriate code from the key fob is sent. If your key fob is not functioning, it may have to be reprogrammed in order it is compatible with current settings of your car. This process is typically carried out by a dealer, but it can also be done by a professional locksmith. Based on the kind of car you own, the cost to reprogram a smart key will vary. It's tempting to program your own key, but this is not a good idea. Reprogramming a smart car key is a complicated procedure that requires special tools and knowledge of electronic components and circuit boards. You can damage your car key by trying to program it by yourself. The cost of having your car's key reprogrammed at the dealership can be quite expensive, however it is usually worth it for those who want to ensure that your key fob will continue to perform as expected. There are many online guides that guide you through the process to reset a smart key.