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Smart Car Key Reprogramming If you have to replace the battery or your smart car key is not working properly, you will need an expert locksmith who can quickly and safely fix it. A locksmith will also have the tools to reprogram the new key fob. Before starting the reprogramming process Before you begin the process, get into the driver's seat and close all doors. This will allow keys to be programmed without affecting the vehicle's electrical systems. What is a smart key? Smart keys are car fobs that allow you to unlock trunks, locks doors and turn off engines without having to touch the vehicle. It transmits an encrypted signal to the car through a microchip connected to the onboard computer. This technology prevents thieves from stealing your car and using it. While it's true that many modern cars can be started even without the use of a key smart keys make the experience more comfortable. This is due to the fact that they allow users to use their smartphones to lock, unlock, and even remotely start the vehicle. This is a great relief for people who are exhausted of digging in their pockets for the keys to their car's physical. According to Open Road Auto Group, the primary difference between regular keys and smart key is that smart keys don't broadcast the same frequency signal repeatedly again. This is applicable to all models and uses the same key. It could also be used to steal cars. Smart keys send an encrypted signal each when they open doors or remotely open a trunk. This helps deter tech-savvy thieves from taking your vehicle [source: Popular Mechanics]. Certain smart keys also store information about the car, such as the power seat and mirror settings. This is useful in times of emergency. Many smart keys also feature a battery backup that helps in the event of a power outage. How do smart keys function? Smart keys are a fantastic option to unlock your vehicle without the need to turn the traditional car keys. The key fob communicates with the antennas in the vehicle and transmits a signal, which is then processed by the computer. The computer then issues a command to unlock the door or to start the engine. Another benefit is that smart keys are much more secure than traditional keys. They utilize RFID (radio frequency identification) technology that is unique to each car and key. This means it is almost impossible to steal a vehicle with a smart key. Even if a criminal successfully gets into the car and tries to wire it to the internet, the car won't start without the encrypted code from the key fob. Furthermore smart keys are convenient as they allow you to lock your car doors automatically when you are not in range. This is particularly helpful if you're susceptible to forgetting to lock your car doors after leaving the vehicle. The only drawback of smart keys is that they must be properly programmed to work correctly. This requires entering a particular sequence of commands using the diagnostic tool, or following the on-screen instructions. This is something most people aren't able to handle by themselves, and so it's typically left to professionals. How do I program a smart key? There are several ways to program Smart Keys. The procedure differs for each vehicle. Read the owner's manual for your model to learn more. In general, you place the key into the ignition prior to turning it on. When the security light turns on it is time to remove the key. Follow the directions on the screen to reset and programme the key fob. Contacting a local dealership for cars or locksmith is another alternative. Locating a locksmith who provides smart car key programming and replacement services shouldn't be a problem. Many dealerships offer these services, so if you already have a relationship with the 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 identifies the car and its parts. It is located on your insurance card or registration. Once you have the VIN you can follow the instructions on screen to set up the key fob. After the key has been programmed, you should be able use it to lock and unlock your car. However it won't start your engine. If you want to start the engine, you'll have to contact a locksmith or dealership. Fortunately, a lot of automotive dealerships are now providing smart key repair and replacement at reasonable prices. How much does it cost to program a smart key? The majority of modern car keys are in the form of key fobs equipped with an integrated chip. The chip allows the car key to communicate via radio waves with the vehicle when the key fob button is hit. If a valid key code is transmitted from the key fob to the vehicle, it will unlock the doors and begin the engine. If your key fob is not working, it might need to be reprogrammed so that it is compatible with the current settings of your vehicle. This is usually performed by a dealer, however locksmiths are also able to do it. Based on the type of car you own, the cost to reprogram a smart lock will differ. It may be tempting to program your own key, but this is not a smart idea. smart car key replacement cost is because reprogramming your smart key is a complicated procedure that requires access to special tools and knowledge of how to work with circuit boards and electronic devices. Attempting to program your own car key may also damage it, resulting in the need for a replacement. It's expensive to have your key fob reprogrammed by the dealer, but it's worth it if you want your key fob to continue working properly. If you would like to save money, there are many online guides available that can walk you through the process of reprogramming your smart key at home.