Using a Key Programmer Modern key fobs are more than just keys They communicate with a vehicle to start it and open the rear hatch, and more To accomplish this, they need to be programmed to work with each other Car dealerships, your automobile manufacturer and auto locksmiths provide key programming services You can do it yourself using the right tools What is a key programer A key programmer is used to recode the transponder on a key or fob for an automobile truck or other vehicle This procedure is needed when a new fob or key needs to be programmed It is also often necessary when an existing fob or key has been lost or stolen The device reprograms the chip in the key to match the digital signature of the vehicle, allowing it to start Certain vehicles come with electronic immobilizers that protect against theft by preventing the engine from starting if it is not equipped with the correct fob or key This is accomplished by having the car's system examine to ensure that the key or fob has the right digital signature The system will turn off in the event that it doesn't This type of system is efficient in reducing theft of automobiles, and was made mandatory for many models of car by the manufacturer Most anti-theft systems are controlled by a module that is installed in the engine compartment instrument cluster, instrument cluster, or ignition lock In some instances, these modules require special keys that are specifically created by a professional to function with the anti-theft system This is usually carried out by a dealer or locksmith through a computer While it is possible to reprogramme certain keys and fobs at home however, it is not recommended unless you're a highly skilled technician in the field of automotive https//wwwemaortotop/automotive/unlocking-the-secrets-a-guide-to-car-key-programming/ is because a wrongly programed key could cause the vehicle to fail to run, not start or even be destroyed The majority of automakers have a very precise procedure for programming keys It is recommended that if you plan to provide key programming as part of your service, you obtain an LSID This credential allows you access to an encrypted database of product information and key and immobilizer codes through the NASTF's Secure Data Release Model With this access, you are able to program and test new keys for customers quickly and easily Additionally, it offers you assistance and documentation to help you with your day-to-day business operations How do I program the key A key programmer is a piece equipment that will help you change the key codes in your car It reads the data from the microchip inside your key and write new information to the chip This allows you to use the key and ensure that it functions correctly However, the procedure of using a key programer is a bit complicated and requires some technical knowledge to use Before you attempt to do this yourself, you must seek out a locksmith professional for instructions You can also buy a key programer online and get it professionally programmed for an affordable cost than the cost to have a dealership do the work You should be aware that not all key programming products will work with your car Before purchasing a product, you should check to determine if the item is compatible with the model you have Dealers typically need to reprogramme your key fob This is because the key fob will need to be reprogrammed with specific data for your vehicle's anti-theft system A dealer will typically require the VIN number of your car to do this and they typically charge a fee to do it You can save money by providing your dealer a copy, which you will be in a position to get from the DMV of most states You can also reprogramme your car's keys in the event that you already have a functioning key This is referred to as a master key method and can be used to program a different key for certain vehicles For example, if you have a GM vehicle, insert your working key into the ignition and switch it on until the security light goes off Once that happens, you can remove your working key and then insert the new one to program it You can also buy an exclusive EEPROM Key Programmer This is more expensive but more efficient method of programming a car key This is the most advanced technology available, which requires you to remove the car from its frame and read the data from the chip in the key This kind of programming should only be carried out by professional automotive technicians with extensive experience in electronic repairs What are the top key programmer options There are a variety of options in the field of key programmers Some are single-purpose, focused exclusively on creating new keys, while others provide a range of diagnostic and service functions that make them a complete tool for the mechanic's workshop XTool is one such manufacturer that makes a range of key programmer tools that are well-received from customers Their products are easy to use and inexpensive, with a customer-focused focus One of the most well-known models they offer is the XTOOL Inplus IP616, rated as the top model in its class It comes with a simple, user-friendly interface with super clear instructions that guide users through the procedure of programming a new key There are two ways to do this via vehicle or via type The former is simpler and more suitable for beginner mechanics and those who are at home while the second is more sophisticated and requires a little more knowledge Another option that is worth considering is the Autel MaxiIM IM608 PRO Auto Key Programmer This device is a major upgrade to the previous model, bringing greater power and stability It features an IMMO function that is powerful and full system diagnostics at OE-level that make it a great choice for automotive technicians who are professionals This model is also able to bypass immobilizers on early Renault vehicles It also has other useful functions, such as reading mechanical key codes as well as dealer tool security codes It also can read CAN data from a variety of Peugeot and Citroen cars, and has an extremely long-lasting, rechargeable battery Despite its impressive features, the XTOOL Inplus IP616 remains relatively affordable It is available for under 500, making it a great option for any mechanic The device is equipped with a rechargeable battery, a quick boot-up time and is compatible with both OBD CAN protocols Autel XP400 Pro Auto Key Programmer is a more advanced option This is a sophisticated IMMO tool that comes with numerous additional features, such as the ability to duplicate Freescale 9S12 MCUs It supports a wider range than the previous model, and comes with a CAN bus communications system that can be used with ECUs Which key programmer is right for me It all comes down to the kind of work you perform and what you require from your key programmer If you're an auto locksmith, you might need a key programmer that covers the widest range of vehicles, like the Smart Pro or Autel IM608 Pro They can be used for everything from reading/writing on a key to ECU programming, and even OE-level programming There are more affordable options for mechanics who don't need the entire equipment One of them is the Xtool Pad3 tablet key programmer It's designed to do key programming, but it also has advanced special functions, including oil service light reset as well as EPB reset, battery reset and throttle body reset