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The Basics of Key Programming Key programming isn't as easy as it may appear. Most people will go to an auto dealer or locksmith to do this. With the right equipment, brick and mortar parts departments can handle the key programming. This article will cover the basics of key coding to get your shop going. Modern vehicles Modern vehicles make use of electronic devices that communicate internally with the vehicle. These systems include things like key fobs, remote start systems, and more. Vehicle key programming is an essential part of automotive industry because it ensures that these devices function properly. In the past, automobiles depended on simple keys made of metal to unlock their doors and start their engines. Keys like these were easy for people to copy and could be stolen or lost. Today, the majority of automobiles have key fobs that contain a transponder chip inside. These chips are used to connect the key to the car system, which ensures that only the authorized person can open and start the car. This is important because it makes it harder for thieves to steal a car and allows owners to replace a damaged or lost key quickly. Many modern vehicles also have safety features built into them that stop them from starting unless they are accompanied by the right key. These systems are great to protect your car from theft. However they require you to learn how to program your keys correctly. If you're a locksmith or auto technician having the ability to program keys is essential. You could be required to perform this service under three distinct circumstances: You may be able to assist someone who is having trouble starting their car. This problem usually occurs when the remote or key control isn't properly programmed. This issue can be fixed by using an instrument for programming keys that is compatible with the specific model of the vehicle. You may also have to perform this service in the event that you're adding an additional key to the vehicle. Onboard key programming is available in the majority of modern vehicles. This process utilizes a scan tool to identify the unique identifier in the new remote or key and transmit this information to the vehicle's computer system. Some of the most popular programming tools can even function bidirectionally, allowing them to transfer data between two vehicles. This feature is especially useful when a module needs to be replaced or flashed. This is important as it can save time and money by decreasing the amount of time you wait for the correct component to arrive from overseas. Transponder Chips A lot of modern cars are equipped with transponder chips that communicate with the car's computer system. The chip sends a digital signal when the key is inserted in the ignition barrel. This unique code is used to identify the key as a legitimate key. This technology adds an extra layer of security for modern vehicles and helps reduce the possibility of theft. To make the most of the added security features on cars, it is necessary to have the key properly cut and programmed. This service is offered by a licensed auto locksmith or dealer. The first step to reprogramming a transponder is make sure that the blank key has a circuit board or transponder of the correct type. The key must be compatible with the vehicle's onboard computer and include an appropriate key ring placed correctly around the ignition barrel. In the majority of cases, this type of reprogramming requires the use of a specific transponder cloning machine, which can copy a specific transponder or circuit board. This equipment is available from major blank manufacturers as well as experts in reprogramming. The cloning machine should be able to read the information sent by the transponder which is being copied. Certain cloning devices are upgradeable, and can be used for copying the latest transponders. A locksmith that provides transponder key reprogramming services will also have the tools to ensure that the new key is properly cut. They can also provide keys that are replaced with authentic transponders, or a generic one that will fit the vehicle. In addition, they could assist the customer in purchasing the correct blank key. Transponder keys play a vital role in the safety and security of modern vehicles. They are designed to prevent hot-wiring, which is a common method used by thieves to steal vehicles. The transponder chip makes it virtually impossible to start a vehicle without the use of a key. A professional automotive locksmith can install a transponder chip and program it to the car so that the car can be started. PIN codes PIN codes can be used in a variety of ways to shield private data from cyber and physical attacks. A PIN code is generally a six-digit or four-digit sequence of numbers that is used to verify transactions between banks and other devices for credit card as well as between citizens and governments employees, businesses and government officials, and computers and users. A lot of automakers now require keys to transmit the VIN number of the vehicle and also the transponder code. These additional security measures often require special key programming procedures which are not available to independent mechanics unless the have access to a dealer only tool like Autel's Immobilizer scanner tool IM608 or Launch Tech’s XProg3 scanner. It's important that you choose a PIN which is easy to remember, but difficult to be recognized by other people. For this reason, most experts suggest using a combination of numbers and letters. Avoid using personal information, such as birth dates, phone numbers, or social security numbers. They can be easily deduced. Use a PIN that has at least six digits for the best protection. This will make it harder for a hacker to brute force to guess your PIN, however there are techniques that can beat this. Data Transfer Data transfer creates two persistent copies of the dataone at the origin and another at the destination. If the destination doesn't need an actual copy of the data, this may not be a problem – but it could be an issue if the data is changing or needs to be updated continuously. Ideally, one copy of the data should be destroyed after it's no longer required. In some instances, a data transfer can involve a third party – such as an IT department or cloud service provider. In this case it's crucial to understand who is responsible for managing the process of transfer and the data involved. This will help prevent any issues that might result from unauthorised access to data or corruption. Key programming is an important tool for auto repair shops, however there are limitations that technicians should keep in mind. Putrino explained that the first step is to obtain a locksmith ID. This credential permits technicians to access the vehicle's PIN codes and immobilizer codes using the Secure Data Release Model of the National Automotive Service Task Force. Also, make sure the shop has scanners that are able to handle the process. The scanners will have to be able to harvest the PIN code from the modules, and also allow technicians to program new keys. Many OEMs also require that the key transmit more than the ID code. VW, Chrysler, and other companies require that the key transmit the VIN number unique to the vehicle. These additional transmissions can be programmed by using the key programming tool. Key programming is a difficult process that many technicians don't offer, but it could be a lucrative career for those who can. If you are a shop seeking to start, Putrino recommended considering a professional key programming tool like the AutoPro Pad from XTool America. This tool is able to perform a variety of tasks including EEPROM read/write and BMW CAS3/2 Key Learning remote learning for Mercedes Benz, and more.