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Programming Car Keys As cars have gone more electronic and more electronic, key programming has been an important service that can bring in a lot of revenue. 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 protect the vehicle against physical and virtual attacks. This is why you must be able to program them. What is a transponder? Transponder keys are car key that has an security measure against theft in it. This is done by integrating a radio frequency identification microchip inside the head section of the key. This chip is utilized for relaying a signal to your vehicle's immobilizer during the ignition's start-up procedure. This chip stops hot-wiring and makes it very difficult to steal the vehicle. It isn't true that transponder key are a guarantee. While they do provide an extra layer of security but criminals still have the capability to employ their skills to break into vehicles. It just means that it takes much more time and effort to do it and that's why this security feature is a huge benefit for anyone who cares about the safety of their vehicles. The way that a transponder key works is very straightforward. The microchip in the plastic head of the key is programmed with a specific digital serial number that correlates to the immobilizer system of your vehicle. The immobilizer system will verify the serial number when you insert the key into the ignition. If the serial number matches the engine will start. There are a few different types of transponder chips that can be programmed, and the type of chip your vehicle is using will determine which type of key you have. Professional locksmiths and search engines can assist you in finding the correct transponder for your car. In general transponder keys are more expensive to replace than non-transponder keys as they come with the additional expense of a microchip. The dealership that sells your car is the most expensive option to replace your key because they have the most overhead. However, you can also go to locksmiths to purchase a new key. Another important thing to remember is that you can only program a transponder key if it has not been cut previously. You can try to do it yourself by purchasing a transponder from one of the many stores that provide these services, but you'll need to have a special tool to complete the task. What is the procedure to program a transponder? Transponder keys are keys for cars that have chip. They are designed to prevent auto theft by ensuring that only the correct key can start the car. If you've lost your keys or the chip is damaged, a locksmith is able to make a replacement for you. In most cases the process of programming a chip key is relatively easy and straightforward. Certain cars require special equipment to program the key. To begin, how to program a car key must determine the type of key that you own. To ensure that you have the correct blank for your key, it is crucial to know your vehicle's model, year, and make. Some keys have transponder chips inside the key head, while others do not. If your key is chipped the bow cover will be more hefty. You can also tell whether your keys have chips by examining the ignition. If the key has a button to start instead of a hole then it probably has a chip. The next step is to choose which method of programming will be used. Certain transponder keys can be programmed using on-board diagnostics, while others require a specialized key programming device. The key programming device must be compatible with the transponder/circuit board key that is being utilized, and must operate at the same frequency as the car's on-board computer. It's tempting to save money by programming a transponder on your own, but this can be risky. If you don't follow correct steps you could alter the information on your chip and make it impossible to start your vehicle. For this reason, it is best to hire an authorized professional who has access to the right tools and know-how to properly program your key. It is also recommended to make additional keys while you still have them, so that in the event that you lose one you will be able to replace it quickly and quickly. How do I program the transponder key? The chip must be programmed inside the head of the car key if your vehicle is controlled by a transponder. This can be a challenge, especially when keys are damaged or lost. In certain situations you might be able to start the car without the transponder chip however this isn't advised and could lead to issues. In such cases you should consult a professional locksmith or car dealership to resolve the problem. You will require the appropriate tools to program a transponder. Also, you need to know the right procedure. Transponder keys usually have an antenna ring on their head that transmits radio frequency energy to a chip within. The chip then responds by sending an identification code to the antenna ring. Once the transmission has been received, the ignition system will know that the key has been inserted and turn on. You can do this at home, provided you have the appropriate equipment and know-how of the procedure for your specific vehicle. Many manufacturers have a particular programming method that may require specific supplies. Be aware that the programming process requires a large battery power duration. If your battery dies it will be necessary to restart the process. This is the reason why many choose to have an expert do it for them. Getting a transponder key programmed correctly will not only guarantee that your vehicle is safe to operate, but it will also save you time and money. Follow the steps below to program a brand new key to work with an old one. You should use a transponder key programmer that is compatible with your car model. Follow the directions on the device to get the best results. Keep in mind that some car models have special technology that requires a dealership to create the new key, however this is not the case with most vehicles. If you have the correct key and the necessary equipment, this process should be quick and easy.