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Automotive Locksmith Key Programming Modern vehicles require some form of key programming. Depending on the vehicle's make and model, the procedure can be as simple as programming onboard using an extra working key or as complex as EEPROM or OBD2 programming. Most US and Asian car manufacturers share their programming protocols with auto tool makers so that they can develop tools and hardware for locksmiths in the automotive industry to use. Transponder Chips Transponder chips are in many newer cars to guard against theft of vehicles. These are tiny computer microchips that emit radio signals at a low level. They have a unique digital serial number that authenticates the key to your car when it is plugged into the ignition barrel. If your vehicle does not recognize the signal, the engine will be shut down. This technology has been a huge success in preventing theft of cars. This technology has also saved car owners a great deal of money as they do not have to buy new vehicles. The basic concept behind the transponder system is to make it hard for thieves to start your vehicle without the correct key. In the past, car thieves would simply push your car's ignition switch into the “on” position using the flat screwdriver, or make use of hot-wires to bypass the system entirely. These types of thefts have drastically reduced thanks to the introduction of the transponder chip. When you place the transponder key in the ignition the signal is received by an antenna that is concealed around the barrel. The antenna is programmed with the frequency of the chip within the key. The onboard computer in the car will then recognise the key as being valid and allow fuel flow and power the starter to start the engine. Some vehicles only recognize certain type of transponder chip depending on the manufacturer. It is therefore important that your locksmith in the automotive industry is equipped with the appropriate equipment to program your car's keys and remotes. A reputable locksmith for cars should have an instrument for programming keys for multiple vehicles that can work on many different models and manufacturers of cars. This is a much cheaper alternative than buying individual tools for each brand of vehicle. There are also specialised key programming tools for automobiles that are only suitable for specific models of vehicles, but these are less popular. The top automotive locksmiths have the appropriate tools to work on any type of vehicle, so ensure you choose a reputable firm with these kinds of tools. Key FOBs The name implies that key FOBs contain programmable transponder chips that enable your car to recognize and unlock the doors or start the engine using push-button ignition. There are also buttons that you can push to activate features such as trunk release, door locks or fuel flap control. Some fobs can be controlled with the press of buttons. For example, a “smart key” that lets you call your car into tight parking spaces, such as the Genesis GV60, Tesla or Genesis GV60. You can program replacement key fobs yourself using the help of the user guide, however you will need to call an automotive locksmith if the one you have has stopped working. This is because an expert locksmith has the equipment that is specialized and access to the tools for programming needed to connect your car's computer via the on-board diagnostics (OBD) port located beneath the steering wheel. The majority of key fobs today come with security features that make it difficult for hackers to duplicate or copy the signals they transmit. They include pseudo-random sequence generators that generate an entirely new unlock code each time you press the button on your key fob. This blocks attackers from recording and replaying the unlock signal to gain access to your vehicle. In some instances you can purchase the replacement keyfob at an authorized dealer or another retailer. Your locksmith at your auto will then program it to work with your vehicle. This is due to the fact that most of the major US and Asian car makers use key fob programming protocols with third-party companies that make the tools that auto locksmiths utilize to program keys for their customers. Some aftermarket key fobs may be advertised as being compatible with all vehicles. However, locksmiths for automotive advise against using them since they're likely to function poorly or even not even work at all. Instead, they suggest purchasing fobs specifically designed for your specific vehicle so that you can be sure they'll function properly and be less prone to issues such as interfering or incompatibility. This will save money over time by avoiding costly repairs or replacements for your fobs. Toolkits for Programming Vehicles of Manufacturers Automotive technologies have progressed a lot and modern vehicles require computer technology in order to function. A transponder chip is an important part of this technology. It must be programmed by a locksmith, mechanic or dealer to function. Key fobs with embedded security features that will prevent hot-wiring (like in a movie) and the car won't start if it doesn't have the proper key. These key fobs can be a little more complex than a traditional mechanical key. This is why they are handled by experienced, professional auto locksmiths. reprogram car key of a car key fob varies dependent on the model and type of key, but it is typically between $85 and $400. This includes the labor cost to program the keyfob and any replacement parts. Car key fobs are more complex due to the fact that they use software that interacts with the computer onboard of the car. The software blocks unauthorized access by allowing the key to function only if it's been programmed to that specific car. This means that if your keys replaced, you'll need have the new key fob programmed to the car in order to function. This is accomplished using a programing tool for car keys that is 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. The key programming device can be an handheld device that is affordable or extravagant and can do more than just programming keys (like reading the eeprom file in the ECU). Some people may attempt to program their keys themselves using these tools. However, this is best left to a professional auto locksmith. It is easy to make mistakes using the software systems if you don't understand the intricacies. This could result in damage. It's important to keep in mind that a professional with experience will assist you in avoiding these issues. On-Board programming If your car is of a certain age that you'll have a traditional metal key to open the doors and turn over the ignition. However, modern vehicles have transponder chips that must be recognized by the computer system of the car in order to start. This is an additional layer of protection that can stop car thieves from starting a stolen car and then driving off with it. A locksmith who is certified will have the right tools and software to program a new key that is compatible with your car's security system. The locksmith needs to purchase a blank key that is compatible with the make and model of your vehicle. Once your locksmith has the key, he'll connect the programming scanner to the diagnostic port of your vehicle. This will place the car into an exclusive programming mode that allows the locksmith to add a new key to the system. To accomplish this, the key programmer scanner will communicate with the car's computer system to transmit an exact code. The computer will recognize the code and add it to the list of approved keys. In some instances, a scanner can also remove keys that have been stolen or lost. EEPROM programming is another method that can be used to program new car keys. It is more complex and requires an in-depth understanding of how electronic systems function. This is why it's best left to a professional who has a lot of expertise working on these types of systems. Onboard programming is the most efficient method for locksmiths to program an entirely new key. It can take less than a minute when everything is completed correctly. If the key is not in the correct condition or the procedure isn't followed exactly, the process can be as long as half an hour. There are a variety of key programmer scanners that work with various vehicle models and makes. The Smart Pro and the Autel IM608 Pro are both extremely popular with locksmiths since they cover a wide range of vehicles. However, no system can be programmed for every single vehicle that exists. Furthermore, these systems cost a lot. It is recommended to purchase an instrument that receives regular updates from the manufacturer when new technologies are released. Your computer's programming software will soon become outdated if you don't take this step.