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Programming Car Keys Key programming is a process that has grown in importance as automobiles have become more electronic. Key programming can earn lots of revenue. There are many shops that do not provide this service. Modern keys and fobs can perform more than just starting the car. They can also unlock the rear hatch and protect the vehicle from physical and digital attacks. This is why you need to be in a position to program them. What is the transponder key? A transponder key is a car key that comes with an security measure against theft integrated into it. This is accomplished by incorporating an RFID microchip in the plastic head section of the key. This chip will transmit a signal to immobilizer system of your car when the ignition is turned on. This stops hot-wiring of the vehicle and makes it very difficult to steal your vehicle. It is not the case that transponder keys are a guarantee. While they do provide a layer of security but criminals still have the ability to use their skills to gain entry into vehicles. It takes a lot more time and effort for them to accomplish this and that's why they are a great security feature for anyone who cares about the security of their vehicle. Transponder keys are easy to use. The microchip that is embedded in the head of the key is programmed with a unique digital serial number that correlates to the immobilizer system in your vehicle. The immobilizer system checks the serial number when you put the key in the ignition. If the serial number is in line the engine will begin. There are a few different kinds of transponder chips that can be programmed and the type of chip your vehicle uses will determine the type of key you have. Professional locksmiths and search engines can help you find the right transponder to match your vehicle. In general transponder keys are more expensive to replace than keys that are not transponder-compatible because they have the added expense of the microchip. The dealership for your car is the most expensive option for getting a replacement key due to the most expensive overhead costs, however you can also turn to a professional locksmith to get your new key. You can only program the transponder in case you haven't already cut it. You can try doing it yourself by purchasing a transponder chip from one of the many stores that provide these services, but you will require a specific device to complete the task. What is the process to program a transponder key? A car key that has a chip in it is a kind of transponder key. They are designed to prevent auto theft by ensuring that only the right key is used to start the vehicle. A locksmith can program a new key you if you've lost yours, or the chip has been damaged in any way. In most instances, programming a chip-key is a simple and easy process. Some cars require specialized equipment for programming the key. The first step in the process is to determine what kind of key you have. It is important to know the model, make, and year of your car to ensure you have the correct key blank. Some keys have a transponder chip inside the head of the key, whereas others don't. If your key has a chip, the bow cover (the plastic section at the top of the key) will be more thick than on a non-chip key. You can also determine whether your keys have a chip by checking your ignition. If it has a push to start button instead of a key hole it's most likely a key that has chip. Once you have the correct blank for the key The next step is to determine the method of programming that will be employed. Some transponder key can be programmed using onboard diagnostics, while others require a specific key programming device. The key programming device should be compatible with the circuitboard/key transponder that is being utilized. It must also operate at the same frequency of the computer on board of the vehicle. It's tempting to save money by programming a transponder on your own however, this could be risky. If you do not follow the correct procedure you could damage the information stored on the chip and make it impossible to start your vehicle. For this reason, it is best to work with an authorized professional who has access the necessary tools and knowledge to program your key correctly. It is a good idea, once you have the keys, to make additional keys to be able to replace them quickly and easily if you lose one. How do I program my transponder key? If your car is equipped with a transponder key, you will need to program the chip in the head of your car key to start it. This can be a challenge, especially when keys are lost or damaged. It is possible to start the car without the transponder, but it's not recommended. In these situations you should contact an experienced locksmith or car dealer to solve the problem. To program a transponder key you need to have the right tools and understand the correct procedure for your vehicle. Transponder keys typically have an antenna ring on the head that transmits radio frequency energy to a chip within. The antenna ring receives an identification code from the chip. When the signal is received the ignition system will detect that the key has been inserted and turn on. You can do this at home if you have the right equipment and are familiar with the process for your particular vehicle. Most manufacturers have a specific programming method that may require specific supplies. Be aware that the programming step will require a high battery power duration. If your battery fails during the process, you'll have to begin the process over again from the beginning. This is the reason why many prefer having an expert do it for them. Getting a transponder key programmed correctly will not only ensure that your vehicle is safe to drive but it will also save you time and money. You can easily program a new transponder key to work with your old one by following the steps below. You will need a programer compatible with the car model you have. Follow automotive key programming on the device for the best results. Certain car models have special technology that requires a dealer to design the key. This is not the case with most vehicles. If you have the right key and the appropriate equipment, this procedure should be swift and simple.