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Programming Car Keys As automobiles have become more electronic, key programming has become an important service that can bring in a lot of revenue. A lot of shops do not offer this service. Modern keys and fobs are more than just keys. They can remotely start your car and even open the rear hatch, and secure the vehicle against physical and virtual attacks. This is why you need to be in a position to program them. What is a transponder? A transponder key is a car key that comes with an security measure against theft integrated into it. This is achieved by integrating an RFID chip that is used to identify radio frequency signals inside the head of the key. This chip is used to relay a signal to your vehicle's immobilizer in the ignition start-up process. This stops hot-wiring of the car, making it extremely difficult to steal your vehicle. This is not to say that transponder keys are secure as although they provide an extra layer of security, it does not mean that a criminal is unable to utilize their expertise to gain entry into the vehicle. It just means that it takes them much more time and effort to do so, which is why this security feature is an enormous benefit to anyone that cares about the safety of their vehicle. Transponder keys are easy to use. The microchip in the plastic head of the transponder key is programmed with an unique serial number that corresponds with the immobilizer in your vehicle. The immobilizer system will verify the serial number once you insert the key in the ignition. If the serial number matches the engine will begin. There are a few different kinds of transponder chips that can be programmed and the type of chip your vehicle is using will determine which type of key you own. Professional locksmiths and search engines can help you locate the appropriate transponder for your car. key programmer are more expensive to replace because of the microchip. The dealership that sells your car is the most expensive alternative to replace your key since they have the most cost of overhead. However you can also go to locksmiths to get a new key. You can only program the transponder if you haven't already cut it. You can try doing it yourself by purchasing a transponder from one of the many stores that offer these services, but you'll require a specific tool in order to accomplish this task. What is the procedure for programming the transponder? A car key with a chip in it is a kind of transponder key. They are designed to prevent auto theft by making sure that only the correct key is able to start the car. If you've lost the key or the chip is damaged, a locksmith can create a replacement key for you. In most cases the process of programming a chip key is relatively simple and straightforward. However, some cars require special equipment to program the key. The first step in the process is to determine what type of key you have. It is essential to know the model, make and year of your vehicle to ensure that you have the correct key blank. Some keys have a transponder chip inside the key head, while others do not. If your key has a chip, the bow cover (the plastic part at the top of the key) will be heavier than on a chip-free key. You can also determine whether your keys are equipped with chips by examining the ignition. If it has a push to start button instead of a key hole, it's probably an ignition that has a chip. After you have a suitable key blank, the next step is to determine which method of programming will be employed. Some transponder keys can be programmed with on-board diagnostics, while others require a special key programming device. The key programming device must be compatible with the particular transponder or circuit board key that is being used, and must operate at the same frequency as the vehicle's onboard computer. It's tempting to save money by programming a transponder yourself however, this could be risky. If you do not follow the correct steps you could corrupt the information on the chip, making it impossible to start your car. Therefore, it is always best to hire a licensed professional with access to the tools and expertise required to properly program your key. It is also recommended to create additional keys while you still have them, so that if you lose one you can replace it quickly and easily. How do I program a transponder key? The chip must be programmed inside the head of the car key if the vehicle is operated by transponders. This can be a challenging procedure, particularly if you have lost or damaged your keys. In certain situations, you may be able to start the car without the transponder chip however this isn't recommended and could lead to trouble. In these cases, you can contact an expert locksmith or a car dealership to solve the issue. To program a transponder key you need to have the right tools and know the right procedure for your vehicle. Transponder keys typically include an antenna ring on the head that transmits radio frequency energy to a chip within. The antenna rings receives an identification code from the chip. When the signal is received the ignition system will recognize that the key is placed in the key and then activate. If you have the right equipment and are familiar with the procedure for your vehicle, you are able to do it at home. The majority of manufacturers have a certain method of programming that requires specific supplies. Be aware that the programming step requires a large battery power duration. If your battery dies it will be necessary to restart the process. This is why a majority of people choose to have professionals do it for them. Transponder keys that are programmed correctly will save you money and time. You can easily program a new transponder to work with your old one by following the steps below. You will need a programer compatible with the car model you have. Follow the directions on the device to get the best results. Be aware that certain automobile models come with a special technology that requires a dealer to create an entirely new key, however this is not the case with the majority of vehicles. The process should be easy and quick if you own the correct key and necessary equipment.