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Automotive Locksmith Key Programming Modern cars require some type of key programming. Based on the car's make and model, the procedure could be as simple as onboard programming with a spare working key or as complex as EEPROM or OBD2 programming. The majority of US and Asian auto manufacturers share their programming protocol with auto tool makers, so they can design software or hardware for automotive locksmiths. Transponder Chips Most modern cars are equipped with what are called transponder chips in order to prevent theft. These are small computer microchips which emit radio signals of low-level. They are equipped with a unique digital serial number that authenticates the key to your car when it is connected to the ignition barrel. If your vehicle isn't able to recognize the signal, the engine will be shut down. This technology has been extremely successful in preventing car theft. It also saves many car owners a lot of money since they don't have to replace their vehicles. The basic idea behind the transponder system is to make it impossible for thieves to start your car without the proper key. In the past, car thieves would force the ignition switch of your car into the “on” position using a flat screwdriver or even use hot wires to disable the system completely. These kinds of thefts have been dramatically reduced thanks to the introduction of the transponder chip. When you insert a transponder keys into the ignition, it will transmit an electrical signal that is picked up by a hidden antenna circling the barrel of the ignition. 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, power the starter or begin the engine. Some vehicles only recognize a certain type of transponder chip, depending on the manufacturer. It is therefore important that your automotive locksmith is equipped with the appropriate equipment to program your keys and remotes for your vehicle. A reputable locksmith for automotive needs to have an instrument for programming keys for multiple vehicles that is compatible with different models and car brands. This is a more cost-effective alternative to purchasing individual tools for every brand of vehicle. There are also specific key programming devices for automotive that are only suitable for specific models of vehicles however, they are less frequently used. The top automotive locksmiths are equipped to work on any vehicle. Be sure to choose a reputable firm that has this type of equipment. Key FOBs Key FOBs are programmable transponder chips that allow your vehicle to unlock doors and begin the engine with a push button ignition. It is also possible to press buttons to activate features such as trunk locks, door locks or controls for the fuel flap. Certain fobs come with additional functions that can be controlled using the button presses like a “smart” key fob that allows you to get your car to parking spots that are tight, like you would with the Genesis GV60 or Tesla. Tesla or Genesis GV60. While some replacement key fobs can be programmed with the help of a user manual but you'll usually need an automotive locksmith to have a new one programmed if yours stops functioning. A professional locksmith is better equipped to connect the computer of your vehicle to the OBD port under the steering wheel. The majority of key fobs come with security features to make it more difficult for criminals to clone and replicate the signals they transmit. They include pseudo-random generators that generate a new unlock code each time you press the button on your key fob. This stops attackers from recording and playing back the unlock signal in order to gain access to your vehicle. In certain instances you can purchase an alternative keyfob from a dealership or another retailer. Your automotive locksmith will then program it to work with your vehicle. This is because most of the major US and Asian car manufacturers share their key fob programming protocols with third-party companies that produce the tools locksmiths for auto utilize to programme keys for their customers. Certain key fobs from the aftermarket may be advertised as being compatible with all vehicles. However, professional locksmiths strongly discourage using them as they're likely to function poorly or even not even work at all. Instead, they suggest purchasing fobs specifically designed for your vehicle so that you are certain they'll work properly and are less susceptible to issues like interference or incompatibility. This will save you money over the long term by avoiding expensive repairs or replacing your fobs. Tools for programming vehicles used by manufacturers The automobile industry has made significant strides in the last few decades. Nowadays, cars are computer-driven. A transponder chip is an essential part of this technology. It must be programmed by a locksmith mechanic or dealer to work. Key fobs with embedded security features that prevent hot-wiring (like in a film) and the car won't start if it doesn't have the correct key. Key fobs are somewhat more complicated than a standard mechanical key. This is why they're usually placed in the hands of experienced, professional auto locksmiths. The cost of a car key fob varies according to the model and type of key, but it is typically between $85 to $400. This includes labor costs to program the keyfob and any replacement parts. The car key fobs are more complex due to the fact that they use 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 function. If you change your keys, you will have to program the new key fob into the car to allow it to function. The most popular method to accomplish this is using a car key programming tool that is compatible with the brand of the vehicle. This tool allows a locksmith to connect to the OBD port in the vehicle and then enter programming mode. Key programming devices can be an handheld device that is affordable or fancy and can do more than just program keys (like reading the eeprom file inside the ECU). Some people try to program their keys by themselves using these tools. However this should be left to an expert auto locksmith. If you're not familiar with the ins and outs of the various software systems, it's possible to accidentally alter settings that could potentially damage the vehicle. The most important thing to keep in mind is that a professional with experience can assist you in avoiding these issues. On-Board Programming If your vehicle is old enough to be considered old-fashioned, you'll have a traditional key made of metal to open the doors and turn off the ignition. However, modern cars are equipped with a transponder chip that must be recognized by the computer system of the car to begin. This is an additional security measure to prevent thieves from stealing the car and driving away with a stolen vehicle. A locksmith who is certified will have the necessary tools and software to create a key that is compatible with the security system of your vehicle. The locksmith will need to get a blank key that is compatible with the make and model of your vehicle. Once the key is received, your locksmith will link the scanner that is used for programming to your car's diagnostic port. This will place the car in a special programming mode, which allows locksmiths to connect the key to the system. To accomplish this, the key programming scanner will communicate with the car's computer system to transmit an exact code. The computer will recognize this code and include it into the list of approved key. In some cases the scanner will be able to remove lost or stolen keys from the system. Programming EEPROM is another method that can be used to program new car keys. It is more complicated and requires a deep understanding of how electronic systems function. It is best to delegate it to a professional who has expertise with these systems. Locksmiths can program a key quickly using onboard programming. If everything is done properly it could take just one minute. If the key is not in the right condition or the procedure isn't followed precisely, the procedure could take up to half an hour. There are numerous key programmer scanners available that can be used with different vehicle models and brands. Both the Smart Pro and Autel IM608 Pro have become extremely popular with locksmiths due their wide selection of models for vehicles. However, no system can be programmed for every single vehicle that exists. These machines are also quite expensive. It is recommended to purchase a programmer which will receive regular updates from the manufacturer as new technologies are released. In the event that your machine is not updated, it will soon become obsolete.