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Smart Car Key Reprogramming Locksmiths are required to quickly and safely fix your car key that is smart in the event that you need to replace batteries or if it isn't working. Locksmiths can also reprogram your key fob. Before you begin the process of reprogramming Before you begin the process, get into the driver's seat and shut all doors. This will enable you to program your keys without affecting the car's electrical systems. What is a smart-key? Smart keys are car fobs that allow you to unlock trunks, locks doors and can start engines without the need to touch the vehicle. It works by sending an encrypted signal to the car using a microchip connected to the onboard computer. This technology prevents thieves from gaining access to the car and using it for. While it's true modern cars can be started without a key, smart keys make the experience more convenient. They allow users to use their smartphones to lock, unlock and even remotely start the vehicle. This is a wonderful relief for those who are frustrated with digging through their pockets to find the car's key. Open Road Auto Group says that the primary difference between regular keys and smart keys is that they don't transmit the same frequency signal over and over again. This could affect all makes and models that utilize the same key, and could be used to steal vehicles. Smart keys emit an encrypted signal every when they open a door or remotely pop a trunk. This can deter tech-savvy thieves from taking your vehicle [source: Popular Mechanics]. Certain smart keys also store information about the car, for example, setting the power seat or mirrors. This can be useful in the event of an emergency. Additionally many smart keys come with battery backups that help in the event of power outage. How do smart keys function? Smart keys are a great method to unlock your car without the need to turn a traditional car key. The key fob transmits a signal to the computer that is then processed by the antennas. The computer then sends a message to open the door or start the engine. Another benefit is that smart keys are a lot more secure than traditional keys. They use RFID (radio frequency identification) technology that is unique to each car and key. This means it's nearly impossible to steal from a car that is equipped with a smar key. Even if someone gains entry to the vehicle and tries to connect it to the vehicle, it won't start without the encrypted code from the key fob. Smart keys are also very convenient, as they lock your car automatically whenever you're out of reach. This is especially helpful when you forget to lock the doors once getting out of your car. Smart keys are only restricted by the fact that they need to be properly programmed in order to perform as they should. This means entering a specific sequence of commands using the diagnostic tool, or following the on-screen instructions. The majority of people aren't at ease with this task, so they leave it to professionals. How do I program a smart key? There are a variety of methods to program the smart key. G28 Car Keys will differ for each vehicle, so it's important to check the owner's guide for the model you own. In general, you insert the key into the ignition before turning it on. Once the security light blinks and you are able to remove the key. Then, follow the instructions on screen to reset and program the key fob. Another option is to contact the local locksmith or an automotive dealership. Locating a locksmith who offers smart key programming for cars and replacement services shouldn't be difficult. Some dealerships also provide these services, so if you have a previous relationship with the dealer, they may be able to help you. You'll need the vehicle identification number (VIN) to program a brand new car key. It is a unique number that is used to identify your car and its components. It is located on your insurance card, registration, or vehicle title. Once you have the VIN then follow the instructions on screen to set up your key fob. Once the key is programmed, it will be capable of locking and unlocking your car, 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. Many dealerships offer smart key repair and replace services at affordable prices. What is the cost to program a smartkey? The majority of modern car keys come in the form of key fobs equipped with an integrated chip. The chip allows the key to communicate with the vehicle through radio waves when an appropriate button on the key fob is press. If a valid key code is transmitted from the key fob to the car, it will open the doors and begin the engine. If your key fob stops working it could need to be reset to work with the current settings of your vehicle. This is usually performed by a dealer, but a locksmith can also do it. The cost of reprogramming a smart key differs based on the type and model of your vehicle. While it is tempting to attempt to program your own car keys however, it's generally an unwise choice. Reprogramming a smart car key is a complicated procedure that requires special tools and knowledge of electronic components and circuit boards. You could end up damaging the car key if you attempt to program it by yourself. It's costly to have your key fob reset by a dealer, but it's worth it if you want your key fob to continue functioning properly. If you're looking to save cash, there are numerous online guides that will walk you through the process of reprogramming your smart key at home.