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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 process could be as simple as programming onboard using an extra working key or as complicated as EEPROM or OBD2 programming. The majority of US and Asian auto manufacturers share their programming protocol with auto tool makers, which means they can create tools or hardware for automotive locksmiths. Transponder Chips Most newer cars use transponder chips to prevent car theft. These are microchips in the form of computers that emit radio signals at a low level. The microchips have a unique serial number which authenticates your keys when you connect it to the ignition barrel. If your vehicle doesn't recognize the signal, it will shut down the engine. This technology has proven to be an immense success in stopping auto theft. It has also saved many car owners a significant amount of money because they don't have to buy new their vehicles. The principle of the transponder system is to make it difficult for thieves to start your vehicle without the correct key. In the past, thieves used the flat screwdriver to push the ignition switch in your car into the “on” mode, or wire it hot to get around the system. These kinds of thefts have been drastically decreased with the introduction of the transponder chip. When you insert a transponder key into the ignition, it will send a signal that is picked up by a hidden antenna circling the barrel of the ignition. This antenna is programmed so that it can detect the particular frequency of the chip inside the key. The car's computer onboard will detect that the key is valid and allow the fuel to flow, then power up the starter or begin it. Certain vehicles only recognize a certain type of transponder chip according to the manufacturer. This is why it's important to ensure that your locksmith for automotive has the right equipment to program your car's keys and fobs properly. A reputable locksmith for automotive will possess a multi-vehicle programing device that can be used with different models and brands of cars. This is a more cost-effective alternative to purchasing separate tools for each brand of vehicle. There are also specific automotive key programmer devices that are only suitable for one particular brand of vehicle however, they are less frequently used. The top automotive locksmiths have the tools to work on any vehicle. Make sure you select an established company that has this type of equipment. Key FOBs The name implies that key FOBs contain transponder chips programmable that enable your car to recognize and unlock the doors, or start the engine using push-button ignition. They also have buttons that you can press to trigger features such as door locks, trunk release or fuel flap control. Some fobs can be controlled by pressing buttons. For example the “smart key” which allows you to summon your car to tight parking spaces, like a Tesla or Genesis GV60. While some replacement key fobs can be programmed by you with the help of a user manual, you'll often need an automotive locksmith to get a new one programmed if yours stops functioning. This is because a professional has the equipment that is specialized and access to the programming tools required to connect your car's computer via the OBD (OBD) port that is located under the steering wheel. The majority of key fobs are equipped with security features that make it harder for attackers duplicate and copy the signals that they transmit. Certain key fobs come with pseudo-random code generators that generate a different unlock code every time you press the button. This prevents attackers capturing and playing back the unlock signal in order to gain access to your car. In some instances you can purchase a replacement keyfob from an authorized dealer or another retailer. Your locksmith at your auto will then program it to work with your car. This is because 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 programme keys for their customers. Certain aftermarket key fobs can be marketed as being compatible with vehicles of all kinds. However, automotive locksmiths strongly discourage using them as they're more likely to perform poorly or not even work at all. They suggest buying fobs designed specifically for your vehicle so that they function properly and are less prone to issues such as interference or incompatibility. This will save you money over the long term by avoiding costly repairs or replacing your fobs. Toolkits for Programming Vehicles of Manufacturers Automotive technologies have come a long way, and today's vehicles require computer technology in order to function. Transponder chips are an essential part of this technology. It must be programmed by a locksmith, mechanic, or dealer to work. These key fobs are equipped with security features that prevent hot-wiring, like in a movie. The car will not start without the correct keys. These key fobs are a little more complex than the traditional mechanical key and are the reason you'll usually find them in the hands of a reputable, professional auto locksmith. The cost of the car key fob can vary depending on the model and type of key, but it is generally between $85 and $400. This includes the labor to program the key fob as well as the cost of any needed replacement parts. To complicate the process the car key fobs use a special software system to communicate with the car's onboard computer. The software prevents unauthorized access by only allowing the key to operate only if it's been programmed to the car in question. If you decide to replace your keys, you'll need to program the new key fob to the car for it to function. This is accomplished by using a tool for programming keys for cars that are compatible with your vehicle's brand. This tool allows locksmiths to connect to the OBD port on the vehicle and then enter the programming mode. Key programming tools can either be an inexpensive handheld device or a high-end one that is capable of performing many things that go beyond key programming (like reading and cloning eeprom files in the ECU). Some people attempt to program their keys on their own using these tools. However this should be left to a professional auto locksmith. It's easy to make a mistake with the software systems if you don't know the nuances. This could result in damage. It's important to keep in mind that a professional with experience will help you avoid these problems. On-Board programming If your car is older than that it has a key, it might still come with a metal key that can be used to open doors and turn the ignition. Modern cars come with a transponder that must be recognized and accepted by the computer system in order to start. This is a further layer of security that prevents thieves from starting and driving away with a stolen vehicle. A certified locksmith will have the necessary tools and software to create a new key that is compatible with the security system of your vehicle. First, your 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 will connect the scanner for programming to the diagnostic port of your vehicle. This will put your car into a special programming mode that will allow the locksmith to add a new key to the system. To do this, the key programming scanner will communicate with the car's computer to send an exact code. The computer will be able to recognize this code and include it into the list of approved key. In some instances, the scanner will also be able to remove keys that are stolen or lost from the system. You can also program new keys by using EEPROM. It is more complex and requires a thorough understanding of electronic systems. It is best to delegate it to a professional who has knowledge of these systems. Onboard programming is the most efficient way for a locksmith to program an entirely new key. It takes as little as a minute when everything is completed correctly. However, if the key isn't in the right condition or the procedure isn't strictly followed, it could take up to an hour. There are numerous key programmer scanners that can be used with different car models and makes. Both the Smart Pro and Autel IM608 Pro have become very popular with locksmiths due to their broad range of vehicle models. However, neither will be reprogram car key to program every vehicle on the market. In addition, these machines are expensive. It is a good idea to buy a programmer that will get regular updates when the manufacturer introduces new technologies. Otherwise, your programming machine will be obsolete in a short time.