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What Are Car Key Programmers? The car key programmers are able to duplicate the transponder of the vehicle. They are useful to replace stolen or lost keys. They can also be used to reset oil service light, warning lights for tire pressure and many other functions. Most of these tools are bidirectional OBD II devices that work with a wide range of vehicles. Some tools, like the Autel MaxiIM IM608S II offer an automated and controlled “Smart Mode” that helps novices, while skilled technicians can benefit from the Expert Mode. The Basics Car key programming is a method which allows you to change the chip that is blank in your replacement key so it matches the current settings of your vehicle. This enables the key to communicate with the vehicle, and also ensures that the key is capable of starting and running the engine. While it is possible to do this with a standard mechanical car key, modern vehicles require a device called a “car key programmer.” These are typically standalone devices, but they can also be integrated into more sophisticated scan tools. There are a few aspects to consider when selecting the best car key programmer. First, consider your budget. Car key programmers range in price, so it is important to find one that fits within your budget. Before making a purchase make sure you research different models and read reviews. You may also want to consult other locksmiths or automotive experts for suggestions. Another factor to take into consideration is the ease of use. It is important to select a car key programming tool that is user-friendly. Many are complex and require a long learning curve. Find a program that comes with clear instructions and a user-friendly interface that can help you start quickly. Consider the range of automobiles that the key programmers support. It is crucial to locate an instrument that supports a wide range of vehicles in order to be able to serve as a multipurpose solution for your automotive business. It is crucial to ensure that the car you're considering is equipped with this feature prior to purchasing the key programmer. On other hand, certain cars have a feature known as “On-Board Programming” which lets you create a new key following a simple process. It's not a completely secure system, and you'll require the key(s) and vehicle in front of you, but it is a great method to save money on an expert service. EEPROM Method EEPROM is an acronym for electrically erasable programmable memory (EPROM). It is a non-volatile CMOS memory chip that is used in computers and other electronic devices to store data. It can be programmed to store individual bits of data which can be accessed via an address. Each byte is either a 1 (or an 0). When a byte has been recorded to the chip it is activated. The bits are then decoded into instructions when the byte is read. When writing to an EPROM the source and drain terminals are grounded. A high voltage from the control gate passes into the silicon oxide and is able to reach the floating gate. This causes electrons to flow in to it and become trapped. This causes the gate to change its content from a zero to a 1. When the voltage is removed the gate is uncharged and the contents of the EEPROM are erased. EEPROMs are often used to store calibration coefficients for sensors, bootloader configurations, and the status of remote keyless system components. They can also be used to maintain the state of the system between power transitions. This is especially important for ICs that are powered by batteries, since a sudden loss of power can cause the chip to reset. There are a few ways to reprogram an EEPROM. However, the majority of them require the car to be in a particular state. It might be necessary, for example, to disconnect the ECU and battery or to take the chip off and solder it onto a test board. The contents of the EEPROM chip can be read with an EEPROM Reader and copied to another chip. It can be a time-consuming process, and it is difficult to get the right information. The majority of people prefer having their cars reprogrammed by a professional instead of trying this at home. Find a reputable auto locksmith with advanced tools who knows what they do. This ensures that the key is properly programmed and will function inside the vehicle. To avoid future problems it's best for the locksmith to use genuine parts. Onboard Programming A car key programmer is a hand-held tool used to program new fobs or remotes. Locksmiths can use them to increase their efficiency in the field or DIY customers can save money by using them. There are three kinds of car key programmers that are onboard, EEPROM, and OBD2. Each has their own advantages and drawbacks. Onboard programming is the fastest method, but OBD2 and EEPROM can take longer. Onboard programming is relatively safe as long as the correct procedures and methods are followed. In most instances, a key or fob must be programmed to communicate with the car before it can be used for the engine. The electronic keys found in the majority of modern vehicles are equipped with enhanced transponders, which require a special programer to function correctly. A professional can accomplish this fast, sometimes in as little as an hour. Connecting the device to an OBD2 port can speed up a longer procedure. Certain cars may even require EEPROM programming which can take a few days. This is why most of these tasks should be done by professionals with access to specialized tools, and who have an understanding of car safety systems. You may be required to add the capability to program car keys to your toolkit in three distinct situations: A customer may require an additional key. It is possible to program a key or fob that you have replaced after a lost key. Thirdly, you might have to perform some diagnostics on a vehicle that doesn't start with a certain key. You could also increase your revenue by adding the programming of car keys to your shop. The typical customer will pay between $50 and $75 on this service, based on the make and model and whether it is performed by a dealer or a professional. With the right information and a little training you can become a successful auto key programmer and earn more money. You can make use of the cash to upgrade your tools and expand your business. DIY Method It can be very frustrating to lose your car keys. Depending on the situation, you may be able to get your key replaced by an automotive locksmith or dealer, but it can take a long time. In the majority of instances, a transponder chips needs to be reprogrammed on the key. This requires knowledge and skills. It is crucial to take a look at the pros and cons of reprogramming your car keys yourself before you attempt to do it yourself. It may seem simple but it's difficult to perform properly and can cause major damage to the system if not done correctly. It's best to consult a professional before attempting DIY key programming. There are several ways that you can program a new key for your vehicle. On-Board Key Programming is just one method. This method involves putting the new key inside the ignition and turning it on. After inserting the key you need to wait several seconds before you turn off the ignition. The reason is that the system resets its commands after a certain period of time. You will need a car key programer to carry out this procedure. You will need to choose the right tool that is compatible with your car model. Follow the directions in the user's guide to setup and use the device. You should also be aware that every vehicle has an individual programming protocol. It is essential to follow the correct procedure. There are a variety of car key programming tools available on the market. They can help you save money and time while driving. Autel MaxiIM IM608PRO is a great option for shops looking to program a replacement key and restore immobilizer data. You can also count on Autel's excellent customer service team to assist you with any problems that may arise. This is a good option for beginner auto locksmiths and is also a good option to use as a backup plan in the event that you lose or damage the key that you use to program your car.