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Programming Car Keys Key programming is a type of service that has grown in importance as cars have become more electronic. Key programming can earn a lot of income. There are many shops that do not provide this service. Modern fobs and keys are more than just keys – they can remotely start your car and even open the rear hatch, and secure the vehicle from physical and virtual threats. This is why you must be in a position to program them. What is a transponder key? A transponder key is a car key that has an anti-theft security measure in it. This is accomplished by incorporating a radio frequency identification microchip in the plastic head portion of the key. This chip is used to transmit a signal to immobilizer system in your vehicle during the initial ignition process. This stops hot-wiring of the vehicle and makes it very difficult to steal your vehicle. This is not to say that transponder keys are infallible as although they provide an extra layer of security, it does not mean that criminals is unable to use their skill set to gain entry into a vehicle. It takes a lot of time and effort for them to do this, which is 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 in the head of the transponder key is programmed to contain a unique digital serial code that is a match for the immobilizer inside your vehicle. When you put the key in the ignition, the immobilizer system will recognize the serial number and confirm it. If it matches the number, the engine will start and if it doesn't it does, the car won't start. There are several types of transponder chip that can be programmed, and the type your vehicle is using will determine which type of key you own. You can determine the best transponder chip for your car by using a search engine or visiting a professional locksmith and asking them what kind of key you have. Transponder keys are more expensive to replace due to the microchip. The dealership for your car will be the most costly option for getting a replacement key because they have the highest overhead costs, but you can also turn to an expert locksmith to obtain your new key. Another important thing to be aware of is that you can only program the transponder key if it has not been cut already. You can attempt to do it yourself by purchasing a transponder from one of the many stores that offer these services, but you will require a special device to complete this task. What is the procedure to program a transponder? A car key with chip inside is a transponder key. They are designed to stop auto theft by making sure that only the right key is used to start the car. If you've lost the key or the chip has been damaged, a locksmith can create a replacement key for you. In the majority of cases the process of programming a chip key is relatively simple and easy. However, some vehicles require special equipment to program the key. To start, you must determine the type of key you have. To ensure you have the correct blank for your key, it is essential to know your car's make, model and year. Certain keys have a transponder inside the head of the key, while others don't. If your key has a chip, the bow cover (the part of the plastic that is on the top of the key) will be heavier than on a chip-free key. You can also tell whether your keys are equipped with chips by looking at your ignition. If it has a push-to start button instead of a key hole, it is probably one that has chip. The next step is to determine which programming method will be employed. Some transponder keys are programmed using onboard diagnostics while others require a specialized key programming device. The device used to program keys must be compatible with the circuitboard/key transponder that is being used. It must also operate at the same frequency of the computer on board of the vehicle. It may be tempting to save money by programming a transponder on your own however, this could be risky. If you do not follow the correct steps you could damage the information on your chip and make it impossible for you to start your vehicle. Therefore, it is always best to work with a licensed professional with access to the necessary tools and knowledge to program your key correctly. It is also an excellent idea to have extra keys made while you still have them, so that in the event that you do lose one, you can replace it quickly and quickly. How do I program my transponder key? You have to program the chip inside the head of the car key if the vehicle is controlled by a transponder. This can be a challenging procedure, particularly if you have lost or damaged keys. In car key programmed might be able to start your car without the transponder chip however this isn't recommended and could cause trouble. In these instances, you can contact an experienced locksmith or a car dealer to solve the issue. You need the right tools to program a transponder. Also, you must know the correct procedure. Transponder keys usually include an antenna ring on their head that transmits radio frequency energy to a chip inside. The chip responds with an identification code to the antenna ring. When the signal is received the ignition system will detect that the key is in the ignition and then activate. If you have the proper equipment and know the procedure for your vehicle, you can do it at home. Many manufacturers have a particular method of programming that requires certain supplies. It is important to know that programming will require a long battery life. If your battery dies during the process, you will be required to start the process from the beginning. This is why a majority of people choose to have an expert do it for them. Transponder keys that are programmed correctly can save you time and money. Follow the steps below to program a new key that will work with an older one. You need an transponder key programming device that is compatible with your vehicle model. To get the best results, follow the directions on the device. Keep in mind that some cars have a specific technology that requires a dealer to create a new key, but this is not the case for most vehicles. If you have the right key and the appropriate equipment the procedure should be swift and easy.