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Automotive Locksmith Key Programming Modern cars require some type of key programming. Depending on the model and manufacturer, the process may be as simple as using a spare key to programme the computer onboard, or as complicated as EEPROM or OBD2 programming. Most US and Asian automakers have a programming protocol that they share with auto tool manufacturers, so they can design tools or hardware for automotive locksmiths. Transponder Chips Transponder chips are found in a lot of modern cars to stop theft of cars. These are small computer microchips that emit low-level radio signals. They are equipped with a unique digital serial number that authenticates the key to your vehicle when it is connected to the ignition barrel. If your vehicle doesn't recognize the signal it will shut down the engine. This technology has proved to be an immense success in stopping auto theft. This technology has also helped car owners save a good amount of money as they do not have to buy new vehicles. The basic concept behind the transponder system is to make it difficult for thieves to start your vehicle without a valid key. In programming car key , car thieves would force your ignition switch to the “on” position with an ordinary screwdriver or use hot wires to disable the system altogether. These types of thefts have been drastically decreased with the introduction of the transponder chip. When you insert the transponder keys in the ignition the signal is received by an antenna hidden around the barrel. This antenna is programmed to read the specific frequency of the chip within the key. The car's onboard computer will recognise that the key is genuine and allow the fuel to flow, then power up the starter, or even begin it. Depending on the manufacturer certain vehicles can only recognize certain types of transponder chip. Therefore, it is essential that your locksmith in the automotive industry is equipped with the correct equipment to program your keys and remotes for your vehicle. A reputable locksmith for automotive will possess a multi-vehicle programing tool that can be used on a variety of different models and brands of cars. This is a less expensive option than purchasing individual tools for every brand of vehicle. They are not as common but there are automotive key programmers that are able to only work on a specific model of vehicle. The best automotive locksmiths have the tools to work on any vehicle. Make sure you choose a reliable company that is equipped with this type of equipment. Key FOBs Key FOBs are programmable transponder chips that allow your vehicle to unlock doors and start the engine using a push button ignition. You can also use the buttons to activate features such as trunk releases, door locks or fuel flap controls. Some fobs also have additional functions that can be controlled by the push of a button like a “smart” key fob that allows you to summon your car into parking spaces that are difficult to access, like you would with a Tesla or Genesis GV60. You can program replacement key fobs yourself using the help from a user guide, but you'll need to call an automotive locksmith if the one you have isn't functioning. A professional is better equipped to connect the computer of your car via the OBD port on the steering wheel. Today, most key fobs include security features that make it difficult for attackers to clone or replicate the signals they transmit. These include pseudo-random sequence generators that generate a fresh unlock code every time you press the button on the key fob. This is to prevent attackers from capturing and replaying the unlock signal to gain access to your car. In certain instances, you can buy an alternative keyfob from an auto dealer or other retailer. The locksmith you choose to use will then program it to work with your car. This is because the majority of major US and Asian automakers share their key-fob programming protocols with the third-party companies who produce the tools used by auto locksmiths to program their customer's keys. Certain key fobs from the aftermarket may be marketed as being compatible with vehicles of all kinds. However, locksmiths for automotive advise against using them since they're likely to function poorly or not even work at all. They recommend buying fobs made specifically for your vehicle to ensure they function properly and are less susceptible to issues such as interference or incompatibility. This will save you money in the long run by avoiding expensive repairs or replacing the fobs. Tools for programming vehicles used by manufacturers Automotive technologies have advanced considerably and today's vehicles need computers to function. One of the most important components of this technology is a transponder chip which must be programmed into the vehicle by a locksmith or dealer/mechanic in order to work. Key fobs with embedded security features that prevent hot-wiring (like in a movie) and the car won't start if it doesn't have the proper key. Key fobs are more complex than the traditional mechanical keys and are the reason you'll usually find them in the hands of an expert, professional auto locksmith. The cost of the car key fob can vary according to the type and model of key, but it is typically between $85 to $400. This includes the labor to program the key fob and the cost of any needed replacement parts. Car key fobs are more complicated because they utilize an operating system that communicates with the onboard computer of the car. The software prevents unauthorised access by only allowing keys that have been programmed for a specific car to work. If you replace your keys, you will need to program the new key fob in the car to allow it to work. This is accomplished by using a programing tool for keys for cars that are compatible with the brand of your vehicle. This tool allows the locksmith to connect to the OBD port (OBD) in the vehicle and then enter the programming mode. Key programming tools can be a handheld device that is inexpensive device or a high-end one that can perform many things beyond just key programming (like reading and cloning the eeprom files in the ECU). Some people may attempt to program their keys on their own using these tools. However this should be left to an expert auto locksmith. It's easy to make a mistake using the software systems if you don't understand the intricacies. This could lead to damage. It's crucial to remember that a knowledgeable professional can assist you in avoiding these issues. On-Board programming If your vehicle is of a certain age to be considered old-fashioned, you'll have a traditional metal key to use to unlock the doors and turn off the ignition. Modern cars have a transponder that must be recognized and accepted by the computer system to start. This is an extra layer of protection that can stop car thieves from starting a car stolen and driving away with the car. A locksmith certified has the tools and software needed to program a key that will function in your car's system. Your locksmith will need to acquire an uncut key that is that is compatible with your car's make and model. Once your locksmith has the key, he will connect the scanner for programming to the diagnostic port of your vehicle. This will put your car into the mode of programming that will allow the locksmith to add a new key into the system. To accomplish this, the key programmer scanner will communicate with the car's computer to send a specific code. The computer will be able to recognize this code and add it to the list of approved key. In some cases scanners can delete lost or stolen keys. The EEPROM programming method is a different one that can be used to program new car keys. It is more complex and requires a thorough understanding of how electronic systems work. It is best to leave it to a professional with experience with these systems. Onboard programming is the most efficient way for a locksmith to program the new key. When everything is done correctly it could take just one minute. However, if the key isn't in the correct condition or the procedure is not strictly followed, it could take up to a half hour. There are numerous key programmer scanners that support different makes and models of vehicles. The Smart Pro and the Autel IM608 Pro are both popular with locksmiths since they support a broad range of vehicles. The system cannot program every vehicle. These devices are also expensive. It's a good idea to buy a programmer that is updated regularly as the manufacturer releases new technologies. If not, your computer will be obsolete in a short time.