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Programming Car Keys As automobiles have become more electronic and more electronic, key programming has been an essential service that can generate significant revenue. But many shops don't provide this service. Modern keys and fobs be more than just a way to start the car. They also unlock the rear hatch and protect the vehicle from physical and virtual attacks. You need to be aware of how to program them. What is the transponder key? Transponder keys are car key with an additional security measure to prevent theft in it. This is accomplished by incorporating a microchip that is used to identify radio frequency signals inside the head of the key. This chip will transmit a signal to immobilizer system in your vehicle when the ignition is turned on. This stops hot-wiring the vehicle and makes it very difficult to steal your vehicle. It isn't to say that transponder keys are secure, because even though they add an extra layer of security, it does not mean that criminals can no longer use their skill set to gain entry into a vehicle. It just means that it takes them longer and more effort to accomplish this and that's why this security feature is a huge benefit for anyone who cares about the security of their vehicles. Transponder keys are simple to use. The microchip that is embedded in the head of the key is programmed with a unique digital serial number that is connected to the immobilizer system in your vehicle. When you insert the key into the ignition the immobilizer will detect the serial number and validate it. If it is in fact the same the number, the engine will start and if it doesn't, the car will not begin. There are several types of transponder chips 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 the search engine, or going to an expert locksmith and asking what kind of key you own. In general transponder keys tend to be more expensive to replace than keys that are not transponder-compatible because they have the added expense of a microchip. The dealership that sells your car is the most expensive alternative to replace your keys because they have the most cost of overhead. However you can also visit a locksmith to get a new key. Another thing to keep in mind is that you are able to program the transponder key when it has not been cut already. You can do it yourself if purchase the transponder from one of the stores that offers these services. However, you will require a specific tool in order to complete the task. What is the process to program a transponder key? Transponder keys are keys for cars equipped with a chip. They are designed to stop theft of vehicles by ensuring that only the correct key is able to start the vehicle. If you've lost the key or the chip is damaged, a locksmith is able to make a replacement for you. In the majority of cases, the process for programming the chip key is simple and straightforward. Some cars require specialized equipment for programming the key. The first step in the process is to determine the type of key you have. It is important to be aware of the make, model, and year of your car to ensure you have the proper key blank. Certain keys have a transponder in the key head while others do not. If your key has a chip and the bow cover (the plastic section at the top of the key) will be heavier than on a chip-free key. It is also possible to tell whether your key is equipped with chip by looking at the ignition. If the key has a button to start instead of a hole it is likely to have a chip. After you have a suitable blank for the key The next step is to decide which method of programming will be employed. Certain transponder keys can be programmed using onboard diagnostics, while others require a special key programming device. The key programming device has to be compatible with the particular transponder or circuit board key that is being used, and must also operate at the same frequency as the car's on-board computer. While it's tempting to save money by trying to program a transponder key yourself, this can be extremely risky. If you do not follow the proper steps, you could corrupt the information stored on your chip, making it impossible for you to start your car. This is why it is recommended to consult a licensed professional with access to the tools and expertise required to properly program your key. It is a good idea once you have the keys, to make additional keys to replace them quickly and easily if you lose one. How do I program the transponder key? If your car is equipped using a transponder keys, you must program the chip in the head of your car key to begin it. reprogram car key can be a challenge, especially when keys are lost or damaged. In certain situations, you may be able to start the car without the transponder chip but this is not advised and could lead to issues. In these situations you should consult an experienced locksmith or car dealer to solve the issue. You will require the appropriate tools to program a transponder. Also, you should know the correct procedure. Most transponder keys include an antenna ring in the head of the key that transmits short bursts of radio frequency energy to the chip within the key. The antenna ring receives an identification code from the chip. After the signal has been received, the ignition system will recognize that the key was put in and will turn on. If you have the correct equipment and know the procedure for your vehicle, you are able to do it at home. Many manufacturers have their own programming method that may require specific equipment. It is important to note that the programming process requires a large battery power duration. If your battery is dead and you need to start the process again. Most people will hire a professional to do this. Transponder keys that are properly programmed can save you money and time. Follow the steps below to program a brand new key to work with an older one. You must use the transponder key programer that is compatible with the vehicle model you have. To get the best results, follow the directions on the device. Certain car models have special technology which requires a dealer to create a key. This is not the case for the majority of vehicles. This process should be simple and quick if you own the correct key and required equipment.