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Automotive Locksmith Key Programming Modern cars require some type of key programming. Based on the model and make the process could be as simple as using an additional key to program the onboard computer, or as complex as EEPROM or OBD2 programming. Most US and Asian automobile manufacturers share their programming protocols with auto tool manufacturers so that they can develop hardware and software for locksmiths in the automotive industry to use. Transponder Chips The majority of newer cars have transponder chips in order to prevent theft. These are microchips in the form of computers which emit radio signals of low-level. They have a unique serial number that authenticates your keys when you connect it to the ignition barrel. If your car doesn't recognise the signal it will stop the engine. This technology has proved to be an enormous success in preventing auto theft. It has also saved many car owners a lot of money because they don't have to replace their vehicles. The basic idea behind the transponder system is to make it impossible for thieves to get into your car without a key. In reprogramming car key , thieves would simply push the ignition switch of your car into the “on” position with an ordinary screwdriver or hot-wire the car to bypass the system entirely. These types of thefts have been drastically reduced thanks to the introduction of the transponder chip. When you insert the transponder keys in the ignition the signal is received by an antenna that is concealed around the barrel. This antenna is programmed to detect the particular frequency of the chip within the key. The car's onboard computer will then recognize that the key is valid and allow the fuel to flow, then power the starter or start it. Some vehicles only recognize certain type of transponder chip, depending on the manufacturer. This is why it is important to ensure that your automotive locksmith has the appropriate equipment to program your car's key and fobs correctly. A good automotive locksmith will possess a multi-vehicle programing device that can be used on many different models and brands of cars. This is a more cost-effective solution than buying specific tools for each type of vehicle. There are also specialised key programming devices for automotive that are only suitable for specific models of vehicles, but these are less popular. The best automotive locksmiths will have the proper equipment to tackle any type of vehicle, so ensure you choose a reputable firm that has these types of tools. Key FOBs The name implies that key FOBs are home to the programmable transponder chips that allow your car to recognize and unlock the doors or start the engine using a push button ignition. It is also possible to press buttons to activate features like door locks, trunk releases or control of the fuel flap. Some fobs can be controlled with the press of buttons. For instance the “smart key” that allows you summon your car to parking spaces, such as a Tesla or Genesis GV60. You can program some spare key fobs by yourself with the help from an instruction manual, however you'll need to contact an automotive locksmith if yours has stopped functioning. A professional locksmith is more equipped to connect your computer to the vehicle to the OBD port under the steering wheel. The majority of key fobs are equipped with security features to make it more difficult for criminals to clone and replicate the signals that they transmit. Some key fobs have pseudo-random code generators that generate a different unlock code each time you press the button. This prevents attackers capturing and playing back the unlock signal in order to gain access to your car. In many instances you can buy a replacement key fob from the dealership or another retailer and then have it programmed by your automotive locksmith to fit your specific vehicle. This is because the majority of major US and Asian auto manufacturers have key-fob programming protocols with the third-party companies who make the tools used by locksmiths who program their customer's keys. While some aftermarket key fobs are marketed as being compatible with all vehicles however, the majority of locksmiths for automotive do not recommend using them as they are likely to function poorly or not at all. They suggest purchasing fobs that are designed specifically for your vehicle so that they will work properly and are less susceptible to issues like interference or incompatibility. This will save money in the long run by avoiding costly repairs or replacements of your fobs. Vehicle Manufacturers' Programming Tools Automotive technologies have advanced considerably and modern vehicles require computers to function. One of the most important components of this technology is a transponder chip that needs to be programmed to the vehicle by an expert locksmith or dealer/mechanic in order to function. Key fobs are fitted with security features that prevent hot-wiring like in a film. The car will not start without the correct keys. Key fobs are a bit more complicated than a traditional mechanical keys and that's why you'll typically find them in the hands of an expert professional auto locksmith. The cost of a key fob may vary based on the vehicle model and the key type however they usually cost between $85 and $400. This includes labor costs to program the keyfob as well as any replacement parts. To complicate the process, these car key fobs make use of a special software to connect to the car's onboard computer. The software blocks access to unauthorised users by only allowing keys that have been programmed for a specific vehicle to function. This means that if you need your keys replaced, you'll need to have the new key fob programmed to the car in order for it to function. The most common way to accomplish this is using the car key programming tool that is compatible with the model of the vehicle. This tool lets the locksmith connect to the onboard diagnostics port (OBD) in the vehicle and then enter a 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 EEEPROM files in the ECU). While some people may attempt to program their own keys using these tools, it's something best left to a professional auto locksmith. Unless you're familiar with all the ins and outs of the various software systems, it's easy to make a mistake and alter settings that could potentially damage the vehicle. The most important thing to remember is that an experienced professional can help you avoid these issues. On-Board Programming If your vehicle is old enough to be considered old-fashioned, you'll have a key from the past to open the doors and turn over the ignition. Modern cars come with transponders that need to be recognized and accepted by the computer system in order to start. This adds another layer of security to keep car thieves from starting and driving away with a stolen vehicle. A locksmith who is certified will have the tools and software needed to program a key that can work in your car's system. Your locksmith will need to acquire a key blank that is that is compatible with your car's make and model. Once the key is received the locksmith will connect the programming scanner to the diagnostic port of your car. This will place the car into a special programming mode which will allow the locksmith to add a new key into the system. The key scanner is programmed to communicate with the computer in the car to send the code. The computer will detect this code and add it to the list of keys that are approved. In certain instances the scanner will be able to erase keys that are stolen or lost from the system. You can also program new keys by using the EEPROM. It is more complex and requires a thorough understanding of electronic systems. It's best to leave it to a professional with knowledge of these systems. Onboard programming is the fastest way for a locksmith to program a new key. If everything is done properly it could take as little as one minute. If the key isn't in good working order or the procedure isn't followed precisely, the procedure could be as long as half an hour. There are many key programmer scanners available that can be used with different vehicle models and brands. Both the Smart Pro and Autel IM608 Pro are very popular with locksmiths due their broad range of models for vehicles. However, neither will be able to program every single vehicle that exists. They are also expensive. It is recommended to purchase a programmer which will receive regular updates from the manufacturer whenever new technologies are developed. If not, your computer will soon become obsolete.