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Automotive Locksmith Key Programming Modern vehicles require some form of key programming. Depending on the car's maker and model, the procedure can be as simple as onboard programming using a spare working key or as complex as EEPROM or OBD2 programming. Most US and Asian auto manufacturers have a programming protocol that they share with auto tool manufacturers, so they can design tools or hardware for automotive locksmiths. Transponder Chips Most modern cars are equipped with what are called transponder chips to stop car theft. These are small 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 car doesn't recognise the signal it will stop the engine. This technology has proven to be a huge success in preventing car theft. It also saves many car owners a lot of money as they don't have to buy new their cars. The fundamental idea behind the transponder system is to make it difficult for thieves to get into your car without the proper key. In the past, car thieves would simply push your car's ignition switch into the “on” position with a flat screwdriver or even make use of hot-wires to bypass the system completely. These types of thefts have been dramatically decreased with the introduction of the transponder chip. When you place the transponder key into the ignition, the signal is picked up by an antenna that is hidden within the barrel. The antenna is programmed to match the frequency of the chip within the key. The onboard computer of the car will then recognize the key as valid and will allow fuel flow and power the starter to start the engine. Some vehicles only recognize certain type of transponder chips according to the manufacturer. This is why it's important to ensure that your automotive locksmith has the right equipment to program your vehicle's keys and fobs correctly. A good automotive locksmith will possess a multi-vehicle programing tool that can be used on a variety of different car models and manufacturers. This is a more cost-effective alternative to purchasing individual tools for every brand of vehicle. These are less common however, there are specialist automotive key programmers that are able to only work on a specific model of vehicle. The best locksmiths for automotive are equipped to work on any vehicle. Be sure to choose a reliable company that is equipped with this kind of equipment. Key FOBs The name implies that key FOBs are home to the programmable transponder chips that allow your vehicle to identify and unlock the doors or start the engine using a push button ignition. You can also press buttons to trigger features such as trunk releases, door locks or controls for the fuel flap. Some fobs also have additional functions that can be controlled by the press of a button like the “smart” key fob that lets you summon your car into tight parking spots similar to the Genesis GV60 or Tesla. Tesla or Genesis GV60. You can program some spare key fobs by yourself with 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 the computer of your vehicle via the OBD port located under the steering wheel. The majority of key fobs come with security features to make it difficult for attackers to clone and replicate the signals that they transmit. Certain key fobs come with pseudo-random code generators which 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 some cases, you can buy an alternative keyfob from a dealership or another retailer. Your locksmith at your auto will then program it to work with your vehicle. This is because the majority of major US and Asian auto manufacturers share their key-fob programming protocols with third-party companies that produce the tools used by locksmiths for programming their customers' keys. Some aftermarket key fobs may be marketed as being compatible with vehicles of all kinds. However, professional locksmiths strongly discourage using them as they're more likely to perform poorly or not work at all. programming car keys recommend buying fobs made specifically for your vehicle so that they will work properly and are less prone to issues like interference or incompatibility. This will save you money in the long run by avoiding costly repairs or replacements for your fobs. Tool for programming the vehicle manufacturers Automotive technologies have progressed a lot and modern vehicles require computers to function. Transponder chips are an essential part of this technology. It needs to be programmed by a locksmith mechanic or dealer to function. These key fobs are equipped with security features that prevent hot-wiring, as in a movie. The car won't start if the keys are not correct. Key fobs are a bit more complicated than a traditional mechanical keys and that's why they are usually in the hands of an expert, professional auto locksmith. The cost of a key fob can vary depending on the car model and the type of key however, they generally cost between $85 to $400. This includes labor costs to program the keyfob and any replacement parts. To complicate the process to make the process more complicated, these key fobs for cars use a special software system to work with the car's onboard computer. The software blocks access to unauthorized users by only 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 to have the new key fob programed to the car in order for it to function. This is accomplished by using a programing tool for keys for cars that are compatible with the brand of your vehicle. This tool allows locksmiths to connect to the OBD port in the vehicle and then enter programming mode. The key programming device could be a handheld device that's inexpensive or one that is extravagant and can do more than just program keys (like reading the eeprom file in the ECU). Some people might try to program their keys on their own using these tools. However, this is best left to a professional auto locksmith. Unless you're familiar with all the aspects of the various software systems, it's possible to make a mistake and alter settings that could damage the vehicle. It's important to keep in mind that a knowledgeable professional can help you avoid these problems. On-Board Programming If your vehicle is of a certain age, you'll still have a traditional metal key to open the doors and turn off the ignition. Modern cars have transponder chips that must be recognized by the computer system of the car to begin. This adds an extra layer of security that prevents car thieves from starting a car stolen and driving off with the car. A locksmith certified will have the tools and software necessary to program a key that will function in your car's system. Your locksmith will have to obtain an uncut key that is that is compatible with the vehicle's make and model. Once the key is in your possession, your locksmith will link the scanner that is used for programming to the diagnostic port of your car. This will place the car into a special programming mode that will allow the locksmith to add a new key into the system. To do this, the key programming scanner will communicate with the car's computer system to transmit a specific code. The computer will detect this code and include it into the list of approved key. In some instances, a scanner can also remove keys that have been stolen or lost. Programming EEPROM is another method that can be used to program new car keys. It is more complex and requires a thorough understanding of electronic systems. It's best to leave it to a professional who has knowledge of these systems. Onboard programming is the quickest method for locksmiths to program an entirely new key. When everything is done correctly it can take as little as one minute. If the key isn't in correct state or the procedure is not adhered to, it could take up to a half hour. There are numerous key programmer scanners available that support different vehicle models and makes. The Smart Pro and the Autel IM608 Pro are both extremely popular amongst locksmiths because they cover a wide range of vehicles. However, no system can be programmed for every single vehicle that exists. These machines are also quite expensive. It is recommended to purchase one that will receive regular updates from the manufacturer when new technologies are introduced. If not, your computer will be obsolete in a short time.