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Smart Car Key Reprogramming If you have to replace the battery or your smart car key isn't working as it should then you'll need a professional locksmith who can swiftly and safely fix it. A locksmith will also have the tools needed to reprogram the new key fob. Before you begin the reprogramming process You must sit in the driver's seat and close all doors. This will enable you to program your keys without impacting the vehicle's electric systems. What is a smart key? Smart keys are car keys that open trunks, doors, and turn off engines without the need to touch the vehicle. It transmits an encrypted signal to the car through an embedded microchip that is connected to the computer onboard. This technology stops thieves from hacking into the car and using it for. While it's true modern vehicles can be started even without a key Smart keys make the experience more comfortable. This is due to the fact that they allow users to use their phones to lock, unlock, and even remotely start the car. This is a great relief for those who get exhausted of digging in their pockets to find the car's physical keys. According to Open Road Auto Group, the main difference between regular keys and smart key is that smart keys don't emit the same frequency signal repeatedly again. This could affect all models and uses the same key. It can also be used to steal cars. Instead, smart keys emit an encrypted signal that is different each when they open the door, or remotely open the trunk. This will deter thieves with a tech-savvy [source: Popular Mechanics] from stealing your vehicle. Some smart keys also store information about the car such as mirror and power seat settings which is useful in a situation of emergency. Furthermore the majority of smart keys have battery backups that are helpful in the event of power failure. How do smart keys function? The most obvious benefit of a smart key is the possibility of unlocking your vehicle without turning the traditional key. The key fob transmits a signal to a computer that is then processed by the antennas. The computer then issues a command to unlock the door or start the engine. Smart keys are also more secure than conventional keys. They use RFID (radio frequency identification) technology that is unique to each key and vehicle. This means that it is virtually impossible to steal a car with a smart key. Even if someone enters the vehicle and attempts to hotwire it to the vehicle, it won't start without the encrypted code from the key fob. Additionally, smart keys are very useful because they allow you to lock your doors to your car automatically when you are not in the range. This is particularly useful if you're prone to forgetting to lock your car's doors when you leave the vehicle. Smart keys are restricted by the fact that they must be properly programmed in order to perform as they should. This means entering a specific sequence of commands into the diagnostic tool, or following on-screen instructions. This is something that most people aren't able to handle themselves, so it is usually left to professionals. How do I program a smart key? There are a variety of methods to program a smart key. The procedure varies depending on the vehicle. Refer to the owner's guide for your model to learn more. Typically, the process involves inserting the key into the ignition and turning it to the on position. You can take the key out after the security light has flashed. Follow the instructions on screen to reset and program the key fob. Contacting a local dealership for cars or locksmith is another alternative. A lot of locksmiths offer smart car key replacement and programming services which means getting one should not be too difficult. Some dealerships also provide these services, so if you already have a relationship with the dealer, they might be able assist you. To program a new key you'll need the vehicle identification number (VIN). It is a unique code that identifies the vehicle and its components. It can be located on your insurance card, registration, or title of your vehicle. Follow the steps on the screen to program the key fob after you have the VIN. Once the key has been programmed you should be able use it to lock and unlock the car. However, it will not start your engine. smart car keys 'll require a locksmith or a dealership to start your car. Fortunately, many automotive dealerships now offer smart key repair and replacement services at a reasonable cost. What is the cost to program a smartkey? Most modern car keys are key fobs which have an embedded chip within them. The chip allows the car key to connect via radio waves with the vehicle when the key fob's button is pressed. The car will unlock its doors and then start the engine when a valid code from the key fob is received. If your key fob isn't working, it might need to be reset so that it works with the current settings of your vehicle. This is usually done by a dealer, however locksmiths can also handle it. The cost of reprogramming your smart key differs based on the model and type of your vehicle. While it may be tempting to program your own car keys, this is generally a bad idea. Reprogramming a smart car key is a difficult procedure that requires specific tools and familiarity with electronic circuits and circuit boards. You could damage the car key if you attempt to program it yourself. The cost to have your car's key programmed at the dealership could be expensive, but it's usually worth the investment when you want to make sure that your key fob will work as it should. There are numerous online guides that guide you through the procedure to reprogram a smart lock.