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What Are Car Key Programmers? Car key programmers are devices that clone a transponder in the memory of a car. These are useful for replacing stolen or lost keys. They can also be used to reset oil service lights, tire pressure warning light and many more functions. These devices are usually bidirectional OBD II devices, which are compatible with a variety of vehicles. Some tools, like the Autel MaxiIM IM608S II offer an automated and controlled “Smart Mode” that helps novice technicians, while more experienced technicians can benefit from the Expert Mode. The Basics Car key programming is a procedure which allows you to change the chip that is blank in the replacement key so that it is compatible with the current settings of your vehicle. This allows the key to communicate with the vehicle and also ensures that the key is capable of starting and running the engine. It is possible to do this with a mechanical car key. However modern vehicles require the use of a device known as a “car-key programmer”. These devices are typically standalone, however they may be incorporated into more complicated scan tools. There are a few aspects to take into consideration when selecting the best car key programmer. First, consider your budget. Car key programs vary in cost, so it is essential to find one that is within your budget. Before making a purchase do some research on different models and read customer reviews. You may also want to consult other locksmiths or automotive experts for recommendations. Another factor to think about is ease of usage. It is important to select a car key programming tool that is user-friendly. Many are difficult and require a steep learning curve. Look for a model with easy-to-use software and clear instructions that allow you to start up quickly. Consider the range of automobiles that the key programmers can work with. In order to be a multipurpose tool for your automotive business, it is important to choose a tool that can be used on a wide range vehicles. Certain car makers require that only a licensed dealer be in a position to create new keys, so it is important to make sure that the car you're looking at has this capability before purchasing a car key programmer. On the other hand, some cars have a feature known as “On-Board Programming” which lets you create a new key following a simple procedure. This isn't a 100% secure method, and you'll still need the vehicle and key(s). EEPROM Method EEPROM stands for electrically erasable memory that is programmable (EPROM). It is a non-volatile CMOS chip that is used to store information in computers and other electronic devices. It can be programmed to store individual bits of data which can be accessed via an address. Each byte is either 1 (or a 0). When a byte is written to the chip, it is activated and when it is read, the bits are decoded into instructions. When writing to an EPROM, the drain and source terminals are grounded. A high voltage from the control gate passes through the silicon oxide and reaches the floating gate. This causes electrons to flow in to it and then become trapped. This causes the gate to alter its content from a 0 into a 1. When the voltage is removed the gate ceases to be charged and the contents of the EEPROM are erased. EEPROMs can be used to save the calibration coefficients of sensors, bootloader configurations as well as the statuses of remote keyless systems components. They can also be used to maintain state between power-related transitions. This is particularly important for ICs that are powered by batteries because a sudden loss of power can cause the chip to reset. There are a variety of ways to reprogram an EEPROM, but most of them require that the car be in a particular state at the time. For instance, it might be necessary to disconnect the ECU from the battery, or remove the EEPROM and then connect it to the test board. Then the contents of the EEPROM can be read by an EEPROM reader and copied to another chip. It can be a time-consuming procedure, and it's difficult to get the right information. The majority of people prefer having their cars reprogrammed by experts rather than attempting this at home. Find an auto locksmith that is reputable and has advanced tools who knows what they do. This ensures that the key is correctly programmed and will work inside the vehicle. To avoid problems in the future it's a good idea that the locksmith use genuine parts. Onboard Programming A car key programmer is a handheld device used to programme new remote keys or fobs. They are used in the field by locksmiths who are professionals to increase their efficiency, or by DIY customers to save money. There are three types of car key programmers including onboard, EEPROM and OBD2. Each has its own advantages and drawbacks. Onboard programming is the most efficient method, however OBD2 and EEPROM can take longer. Onboard programming is also safe, as long as the proper procedures are adhered to. In the majority of cases, a key fob needs to be programmed in order to be able to communicate with the car before it can be used to control the engine. The majority of newer vehicles have upgraded transponders in their electronic keys that require a specially designed programmer to function correctly. A professional can complete this fast, often in less than a minute. Connecting the device to an OBD2 port can aid in the process of. Some vehicles may require EEPROM programming procedures which can take a few days. This is why the majority of these tasks should be delegated to experts who have access to specialized tools and have a solid knowledge of car security systems. There are three situations where you might need to add the ability to program car keys to your toolkit A customer might request an additional key. Then, you may need to program a new key or fob after replacing the one you lost. Third, you might need to conduct a no-start diagnostic on a car that won't start with a particular key. You can also boost your earnings by adding car key programming to your shop. A typical customer can pay between $50 and $75 for the service, contingent on the make and model of their vehicle and if they get it done at the dealership or with a professional. With the right training and understanding, you can become an expert car key programmer. You'll start earning more money. This money can be used to upgrade your equipment and improve your business. DIY Method It can be a hassle to lose your car keys. It is possible to get your keys replaced in a dealer or an automotive locksmith, but this can take an extended time. In the majority of cases, a transponder chip in the key needs to be programmed and requires a certain level of expertise and knowledge. It is therefore important to weigh the pros and cons of DIY car key reprogramming before attempting this task yourself. It may seem simple, but it can be difficult to do correctly and could cause serious system damage if not performed correctly. Therefore, cost of programming a car key 's recommended to consult a professional and avoid DIY car key programming. There are a variety of ways to program a new car key. On-Board Key Programming is a method. This involves inserting the new key into the ignition and then turning it on. Once the key is in place, you will need to wait for a couple of seconds before turning it off. This is because the system resets commands after a certain amount of time. You will require a car key programmer to carry out this procedure. You'll need to select the right tool that is compatible with your car model. Follow the steps in the user guide to set up and use the device. You must also understand that every vehicle uses a different programming protocol. It is important to follow the correct procedure. There are numerous car key programmers on the market. They can help you save time and money while driving. Autel MaxiIM IM608PRO is a good choice for shops who want to program a replacement key and also restore the immobilizer information. You can also count on Autel's excellent customer service team to assist you with any problems that may arise. This is an excellent alternative for those who are just beginning their career in auto locksmithing and is also a good option to use as a backup option in the event you have to replace or damage the key that you use to program your car.