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Automotive Locksmith Key Programming Modern cars need some kind of key programming. Based on the car's make and model, the procedure could be as simple as programming onboard using a spare working key or as complicated as EEPROM or OBD2 programming. Most US and Asian car makers share their programming protocols with auto tool makers to allow them to develop hardware and software for locksmiths working in automotive vehicles. Transponder Chips Most newer cars use transponder chips to stop car theft. These are small computer microchips that emit radio signals at a low level. They have an unique serial number that authenticates your key when you insert it into the ignition barrel. If your car doesn't recognise the signal it will shut down the engine. This technology has been a huge success in preventing car theft. This technology has also helped car owners save a huge amount of money by not having to replace their vehicles. The principle of the transponder system is to make it impossible for thieves to get into your car without the right key. In the past, car thieves used a flat screwdriver to force the ignition switch of your vehicle into “on” mode, or wire it hot to get around the system. Transponder chips have dramatically reduced the number of thefts. When you insert a transponder keys into the ignition, it will send a signal that is picked up by a hidden antenna that is positioned around the barrel of the ignition. The antenna is programmed to detect the particular frequency of the chip within the key. The car's computer onboard will detect that the key is valid and allow fuel to flow, turn up the starter or begin it. Certain 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 right equipment to program your car's keys and remotes. A reliable locksmith for cars will have a multi-vehicle programming device that can be used with different models and brands of cars. This is a far cheaper alternative than buying specific tools for each model of vehicle. These aren't as popular but there are automotive key programmers that are able to only be used on a specific type of vehicle. The most reliable automotive locksmiths will have the proper tools to work on any type of vehicle, so make sure you choose a reputable firm that has these types of tools. Key FOBs As the name suggests, key FOBs contain transponder chips that can be programmed to allow your vehicle to identify and unlock the doors, or start the engine with a push-button ignition. It is also possible to press buttons to activate features such as trunk releases, door locks or fuel flap controls. program car keys have additional functions that can be controlled by the button presses, such as a “smart” key fob that allows you to bring your car into parking spaces that are difficult to access, like you would with the Genesis GV60, Tesla or Genesis GV60. You can program some replacement key fobs yourself using the help from the user guide, however you'll need to contact an automotive locksmith if yours has stopped functioning. A professional locksmith is better equipped to connect your computer to the vehicle via the OBD port under the steering wheel. The majority of key fobs are equipped with security features that make it harder for attackers replicate and clone the signals they transmit. Some key fobs have pseudo-random code generators that generate a new unlock code each time you press the button. This is to prevent attackers from capturing and playing back the unlock signal to gain access to your car. In most cases you can buy an additional key fob at the dealership or another retailer and then have it programmed by your locksmith in your car to fit your particular vehicle. This is because most of the major US and Asian car makers share their key fob programming protocols with third-party firms that create the tools auto locksmiths utilize to programme keys for their customers. Although some key fobs from the aftermarket are advertised as compatible with any vehicle, most automotive locksmiths do not recommend using them since they will likely only work poorly or not at all. Instead, they recommend purchasing fobs that are specifically made for your specific vehicle so that you are certain they'll function correctly and are less susceptible to issues like interfering or incompatibility. This will save you money in the end by avoiding expensive repairs or replacing your fobs. Tools for programming vehicles used by manufacturers The automobile industry has made significant advances in the last couple of decades. Today's cars are computer-driven. One of the most important components of this technology is a transponder chip which requires to be programmed to the vehicle by a locksmith or dealer/mechanic in order to function. These key fobs have built-in security features that stop hot-wiring (like in a film) and the car won't start without the proper key. These key fobs can be somewhat more complicated than a conventional mechanical key. This is why they're usually placed in the hands of experienced professional auto locksmiths. The cost of the car key fob can vary depending on the model and type of key, but it is generally between $85 to $400. This includes the cost of labor to program the keyfob, as well as any replacement parts. To make the process more difficult the car key fobs use a special software system to work with the car's onboard computer. The software blocks access to unauthorised users by only allowing keys that have been programmed specifically for a particular car to function. If you change your keys, you'll need to program the new key fob in the car in order for it to work. This is done by using a programing tool for keys for cars that are compatible with the vehicle's brand. This tool allows the locksmith to connect to the onboard diagnostics port (OBD) in the vehicle and then enter the programming mode. The key programming tool could either be an inexpensive handheld device or a more expensive one that can perform a wide range of things beyond key programming (like reading and cloning the Eeprom files within the ECU). Some people may attempt to program their keys on their own using these tools. However this should be left to an experienced auto locksmith. If you're not aware of 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 keep in mind is that an experienced professional can help you avoid these problems. On-Board Programming If your car is old enough that you'll have a key from the past that you can use to open the doors and turn on the ignition. Modern cars have transponders that need to be acknowledged and accepted by the computer system to start. This is an additional layer of security that prevents car thieves from starting a car stolen and then driving off with it. A locksmith certified will have the tools and software needed to program a key that can be compatible with your car's security system. Your locksmith will have to acquire a key blank that is that is compatible with the vehicle's model and make. Once the key is received the locksmith will connect the scanner that is used for programming to the diagnostic port of your car. This will put your car into an exclusive programming mode which will allow the locksmith to add a new key into the system. The key programmer scanner communicates with the computer in the car to send an electronic code. The computer will recognize this code and add it into the list of keys that are approved. In some instances the scanner will also remove keys that have been stolen or lost. You can also program new keys by using the EEPROM. It is more complex and requires a thorough understanding of electronic systems. This is why it's best left to a professional who has years of experience working on these types of systems. Locksmiths can program keys quickly with onboard programming. It can take as little as a minute when everything is completed correctly. If the key isn't in the proper condition or the procedure is not strictly followed, it could take up to an hour. There are many key programmer scanners available that support different car models and makes. Both the Smart Pro and Autel IM608 Pro are very popular among locksmiths due to their wide range of models for vehicles. However, neither can be programmed for every vehicle on the market. Additionally, these devices are expensive. It is recommended to purchase an instrument that receives regular updates from the manufacturer when new technologies are developed. If not, your computer will become obsolete quickly.