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Smart Car Key Reprogramming If you're looking to replace the battery or your smart car key isn't working correctly then you'll need an experienced locksmith who can quickly and safely fix it. Locksmiths can also reprogram your key fob. Before starting the reprogramming process, you will need to sit in 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? A smart key is a fob for your car that allows you to open your doors, lock the trunk, and start the engine without having physically touch the vehicle. It transmits a signal to the car via an encrypted microchip connected to the car's onboard computer. This technology can stop thieves from gaining access to the car and using it for. While it's true modern cars can be operated without keys smart keys make the experience much more convenient. They allow drivers to lock, unlock, and even remotely start their vehicle using their phone. This can be a great relief for those who are tired of digging in their pockets to find the car's key. Open Road Auto Group says that the main difference between regular keys and smart keys is that the latter don't transmit the same frequency signal on a regular basis. This is applicable to all models and uses the same key. It could also be used to steal cars. Smart keys transmit an encrypted signal every time they unlock doors or remotely open a trunk. This will deter thieves with a tech-savvy [source: Popular Mechanics] from taking your car. Some smart keys can store information about the car, for example, power seat and mirror settings. This can be useful in the event of an emergency. Many smart keys also feature an emergency battery backup that can help in the event of a power outage. How do smart keys function? Smart keys are an excellent method to unlock your car without the need to turn the traditional car key. The key fob sends a signal to a computer that is processed by the antennas. The computer then sends a command to open the door or to start the engine. Another benefit is that smart keys are far more secure than conventional keys. They have RFID (radio-frequency identification) technology that is unique to the key as well as the car. This means it is nearly impossible to steal a car with a smart key. Even if a burglar enters the vehicle and attempts to connect it, without the encrypted code on the key fob, the car won't be able to start. Smart keys are also useful, since they lock your car automatically when you're outside of the range. This is especially useful for those who tend to forget to lock the doors when leaving the car. The only disadvantage of a smart key is that they need to be properly programmed in order to function properly. This process involves entering a specific sequence of commands into the diagnostic tool or responding to prompts on screen. This is something that most people aren't able to handle themselves, and it's typically left to professional service providers. How do I program a smart key? There are many ways to program Smart Keys. The process will vary by vehicle, so it's important to check the owner's guide for the model you're using. In general, you put the key into the ignition prior to turning it on. You can take the key out when the security light has flashed. Follow the instructions on the screen to reset and program the key fob. Contacting a local car dealership or locksmith is another alternative. Locating a locksmith who offers smart car key programming and replacement services shouldn't be difficult. These services are also offered by many automotive dealerships If you already have a relationship with your dealer, they may be able to assist. To program a key for the first time, you'll need the vehicle identification number (VIN). It is a unique code that is used to identify the car as well as its parts. It can be located on your insurance card, registration form, or vehicle title. Once you have the VIN then follow the instructions on screen to set up the key fob. Once the key is programmed you should be able use it to lock and unlock the car. However it will not be able to start the engine. If you want to start the engine, you'll need to call a locksmith or dealership. Many dealerships provide smart key repair and replace services at reasonable prices. How much will it cost to program a smartkey? The majority of modern car keys are in the form of key fobs with an integrated chip. The chip allows the car key to communicate via radio waves with the vehicle when a key fob button is hit. The car will open its doors and start the engine when an appropriate code from the key fob is sent. If your key fob ceases to function, it may need to be reset to work with the current settings of your vehicle. This is usually performed by a dealer, although locksmiths can also do it. Depending on the type of vehicle you have, the cost to reprogram a smart key will vary. While smart key repair G28 Car Keys may be tempting to attempt to program your car key by yourself but this is generally a bad idea. Reprogramming a smart car key is a complicated process that requires special tools and familiarity with electronic components and circuit boards. You could damage the car key if you attempt to program it yourself. It's costly to have your key fob programmed by a dealer, but it's worth it if want your key fob to continue working as it should. There are numerous online guides that walk you through the procedure to reprogram a smart lock.