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Programming Car Keys As cars have become more electronic and more electronic, key programming has been an important service that can generate significant revenue. Many shops do not offer this service. Modern keys and fobs be more than just a way to start the car. They can also open the rear hatch and protect the vehicle from physical and virtual attacks. You need to be aware of how to program them. What is a transponder key? A transponder key is a car key that has an anti-theft security measure integrated into it. automotive key programming is done by integrating an RFID microchip in the plastic head of the key. This chip is used to relay a signal to the immobilizer system of your vehicle when the ignition is turned on. This chip prevents the hot-wiring and makes it very difficult to steal a vehicle. It's not the case that transponder keys are a guarantee. Even though they add an extra layer of security however, criminals still have the ability to use their expertise to break into vehicles. It takes a lot of time and effort for them to do this and that's why it is a great security feature for anyone concerned about their vehicle's safety. The way a transponder key works is very simple. The microchip that is inside the plastic head of the transponder key is programmed with a unique digital serial code that corresponds with the immobilizer on your vehicle. When you insert the key into the ignition the immobilizer will recognize the serial number and confirm it. If it is in fact the same the serial number, the engine will begin and if it doesn't, the car will not begin. There are several different types of transponder chips that can be programmed. The kind of chip your vehicle is using will determine the type of key that you have. Search engines and professional locksmiths can help you locate the correct transponder for your vehicle. In general, transponder keys are more expensive to replace than keys that are not transponder-compatible because they come with the additional expense of the microchip. The dealership that sells your vehicle is the most expensive option to replace your key, as they have the highest cost of overhead. However you can also visit a locksmith to get a new key. You can only program the transponder if haven't already cut it. You can try to do it yourself by buying a transponder chip at one of the many stores offering these services, but you'll need to have a special tool in order to complete the task. What is the process for programming the transponder? Transponder keys are car keys with chip. They are designed to stop 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 has been damaged, a locksmith can create a replacement key for you. Most of the time, the process for programming the chip key is easy and straightforward. Some cars require specialized equipment for programming the key. The first step is to determine the type of key you have. It is important to be aware of the make, model, and year of your vehicle to ensure you have the correct key blank. Some keys have a transponder chip inside the head of the key, whereas others do not. If your key has a chip, the bow cover (the plastic part at the top of the key) will be more thick than on a non-chip key. You can also determine if your keys have a chip by checking the ignition. If the key has a push-to-start button instead of a hole it could be a chip. After you have a suitable blank for the key The next step is to determine the method of programming to be employed. Some transponder keys can be programmed using on-board diagnostics, while others require a specialized key programming device. The key programming device should be compatible with the key circuitboard or transponder that is being used. It should also function at the same frequency as the vehicle's computer on-board. While it's tempting to try and save money by trying to program a transponder chip yourself, it is very risky. If you don't follow the proper steps you could damage the information on your chip, making it impossible for you to start your vehicle. This is why it is always best to hire a licensed professional with access to the necessary tools and knowledge to properly program your key. It is a good idea when you have keys, to make additional keys to be able to replace them quickly and easily if you lose one. How do I program the transponder key? The chip must be programmed inside the head of the car key if your vehicle is operated by transponders. This can be a challenge, especially if your keys are lost or damaged. In some instances, you may be able to start the car without the transponder chip, but this is not recommended and could cause issues. In these cases you should contact an expert locksmith or a car dealership to resolve the issue. To program a transponder key you must have the right tools and know the correct procedure for your vehicle. Most transponder keys include an antenna ring inside the head of the key that sends out bursts radio frequency energy to the chip within the key. The antenna ring receives a unique code from the chip. Once the transmission is received, the ignition system can detect that the key has been 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. Most manufacturers have a specific procedure for programming that will require certain supplies. It is important to note that the programming step will require a high battery power duration. If your battery fails it will be necessary to start the process over again. Most people will hire professionals to handle this. A transponder key that is programmed correctly will not only guarantee that your vehicle is safe to drive, but will also save you time and money. Follow the steps below to program a new key that will work with an old one. You will need a programer compatible with your car model. Follow the instructions on the device to ensure the best results. Some car models use special technology that requires a dealer to create the key. This is not the case with most vehicles. If you have the right key and the equipment needed this procedure should be fast and simple.