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Programming Car Keys Key programming is a service that has become more important as cars have become more electronic. Key programming can earn a lot of income. Many shops do not offer this service. Modern fobs and keys are more than just fobs – they can start the car remotely and open the rear hatch, and protect the vehicle against physical and digital attacks. You must know how to program them. What is a transponder? Transponder keys are car key that comes with an security measure against theft integrated into it. This is done by integrating a radio frequency identification microchip inside the head of the key. This chip is used to relay a signal to the vehicle's immobilizer during ignition start-up process. This prevents hot-wiring of the car and makes it very difficult to steal your vehicle. It's not true that transponder keys are foolproof. While they do provide an extra layer of security but criminals still have the ability to use their expertise to gain entry into vehicles. It takes a lot of time and effort for them to do this and that's why they are a fantastic security feature for anyone who cares about the safety of their vehicle. The way a transponder key works is very straightforward. The microchip inside the plastic head of the key is programmed with a unique digital serial number that correlates to the immobilizer system in your vehicle. When you put the key in the ignition the immobilizer system will detect the serial number and validate it. If the serial number is in line, then the engine will start. There are a variety of transponder chips that are able to be programmed. The kind of chip your vehicle uses will determine the type of key that you have. You can find the right transponder chip for your vehicle through the search engine, or visiting a professional locksmith and asking them what kind of key you own. Transponder keys cost more to replace because of the microchip. The dealership that sells your car is the most expensive option to replace your key because they have the highest overhead. However you can also visit locksmiths to get a new key. Another important thing to be aware of is that you are able to program the transponder key if it has not been cut previously. You can do it yourself if you purchase an transponder from one the stores that provide these services. But, you'll require a specific tool to complete this task. What is the process for programming a transponder? Transponder keys are car keys that have a chip. They are designed to stop auto theft by making sure that only the correct key can start the car. If you've lost your keys or the chip has been damaged, a locksmith will program a replacement for you. In the majority of cases the process of programming a chip key is relatively easy and straightforward. However, some cars require specialized equipment to program the key. The first step is to determine the type 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 transponder chips in the key head, while others don't. If your key is equipped with a chip the bow cover (the part of the plastic that is on the top of the key) will be more thick than on a non-chip key. It is also possible to tell whether your key has chips by looking at your ignition. If it has a push to start button instead of a key hole it is probably an ignition with chip. The next step is to choose the method of programming to be employed. Certain transponder keys can be programmed using on-board diagnostics while others require a special key programming device. The key programming device should be compatible with the transponder/circuit board key that is being used, and must also work at the same frequency as the vehicle's onboard computer. While it is tempting to save money by trying to program a transponder chip yourself, it is extremely risky. If automotive key programming near me do not follow the correct procedure you could corrupt the information stored on the chip, making it impossible to start your vehicle. For this reason, it is always best to consult a licensed professional who has access the tools and expertise required to program your key correctly. It is a good idea, while you have the keys, to make extras so that you can replace them quickly and easily if you lose one. How do I program my transponder key? If your vehicle is equipped with a transponder key you will need to program the chip inside the head of the car key to start it. This is a difficult process, especially if you have lost or damaged keys. You might be able to start the car without the transponder, however it is not recommended. In these instances you should consult an expert locksmith or a car dealership to solve the problem. You require the right tools to program a transponder. Also, you need to know the right procedure. Most transponder keys include an antenna ring in the key's head, which transmits bursts of radio frequency energy to the chip inside the key. The chip responds with an identification code to the antenna ring. Once the transmission has been received the ignition system will recognize that the key was put in and will turn on. If you have the right equipment and know the process for your vehicle, you can do it at home. Most manufacturers have a specific programming method that may require certain supplies. Be aware that programming will require the use of a long-lasting battery. If your battery fails during the process, you will be required to start the process over again from the beginning. This is why most people prefer having an expert do it for them. Transponder keys that are correctly programmed can save you time and money. Follow the steps below to program a brand new key to work with an older one. You will need a programer that is compatible with your car model. For the best results, you should follow the directions on the device. Keep in mind that some automobile models come with a special technology that requires a dealership create a new key, but this is not the case with the majority of vehicles. If you have the right key and the equipment needed the procedure should be swift and easy.