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What Are Key Programmers? Most modern cars have ignition and key systems which require a reprogramming at some point. This is where key programmers come in handy. There are three scenarios where shops might need to have key programming capabilities. There could be an error message that says “no-start or the customer needs an additional key or the keys are missing. OBD-II Key Programmer Units A car key programmer is a device which allows one to add or change the code of a transponder within the keyfob of a car's. This can be done to allow a different key to operate the vehicle, or to make it possible for another person to use the vehicle. These devices can be very expensive, and may require some knowledge and training to operate. These devices are typically used by auto repair shops or professional locksmiths However, they can be difficult to locate for mechanics at home. Some of the best programmers are designed to be user-friendly however, others are more complex and intended for professional usage. They often require a specific programming mode, and they can be confusing to operate if you don't follow the correct instructions. The best unit will depend on the features you require. Some models also have an option to control the remote so that you can use it even sitting in the driver's seat. The Autel MaxiIM is a great option for those looking to perform complex key programming functions. It has a number of advantages over the Autel MP808 and MP808 that include key programming, remote learning key generation, key generation and hex code deciphering. This device has built-in WiFi connectivity which is extremely useful for garages and auto shops. Another alternative is the XTOOL Inplus IP616. It has two options to program keys: either by type or by vehicle. The “By vehicle” method is easier and more suited to the majority of people. However, the “By Type” method requires some technical knowledge. This tool is very versatile and can save time when performing repairs to your vehicle. The Xtool Inplus IK618 comes with many special features at a low cost. It can read PIN code and read hex codes and support more than 32 unique reset services. It is perfect for technicians in the automotive industry and can be used to carry out a variety of diagnostic tasks. It also has a large display that makes it easy to use and comprehend. Self-Programming Keys Locksmiths can often re-program key fobs and car keys. However, this procedure requires an instrument referred to as a “key programmer.” These devices can either be standalone units or integrated into a more sophisticated scan tools developed by mechanics, automotive manufacturers and dealers. The key programmers are designed to communicate bidirectionally with your vehicle's OBD II connector. They are compatible with a range of models and makes. Certain car manufacturers won't allow a locksmith to reprogram keys for their vehicles. This is done to ensure security. This stops anyone from creating copies of your current working key and then using it to steal your vehicle. In most cases the car's computer won't permit a key to be programmed more than once This is the reason the system prevents hot-wiring an unintentionally stolen vehicle, as in the films. Even the T-800 Terminator could not be able to escape with Sarah Conner's car! For this reason, some car manufacturers don't include instructions in their owners' manuals for making additional keys or for reprogramming an existing key fob. These companies assume that their customers will be idiots and won't be able to figure out how to do things on their own. They make it more difficult for them. Fortunately, most major US and Asian automakers share their key programming protocols with the tool makers that create and market these kinds of devices. Consequently, there are many key programmers that are available for these models of vehicles that allow reprogramming of keys or the creation of additional fobs. These devices are available in various features and price ranges however they're generally priced for a locksmith to use. The simplest, cheapest models are designed for one or two cars, while the most sophisticated, advanced models are offered to dealers at thousands of dollars. Before you purchase a key programmer, you should investigate the seller on the internet and read reviews. Transponder Clone Keys When a car key in the ignition is used it transmits an extremely low-level radio signal (called a transponder) to the chip. This signal carries a unique digital serial number that certifies that the key is the right one for the particular vehicle. The system is designed to ensure that it's very difficult to steal vehicles since they only start when the key transmits the correct signal. Key cloning devices can be used to duplicate keys, without having to reprogram the computer of the car to recognize the new one. Cloning keys for cars requires two things: a method to remove the data of the original key and a device that can write the data onto a different chip. Most cloning machines work well with many different keys. Certain machines, however, only work with a few types and brands. A good cloning system will identify not only whether there is a chip in the key, but also what kind of chip it is. This is crucial because there are numerous kinds of chips that are in use in the present. When swapping the chips between key shells it is easy to mix them up, which is why the need for a cloning device able to distinguish between them is essential. The most advanced systems will include an identification feature for each type of chip. This prevents the key from being programmed to an incorrect vehicle, and is also a safeguard against someone who steals the original key and trying to use it in another vehicle. The right equipment allows locksmiths to provide on-site key replacement to customers and also help them avoid the expense and burden of taking their vehicles back to a dealership. The equipment also lets locksmiths provide more services and to attract clients. In just a few short years the cost of only a handful of keys per week will pay for the majority of these units. It's a good idea to offer this service today since a lot of automakers are encouraging their dealers to offer more key replacement and duplication services. Key Fobs Key fobs can be used in a wide variety of applications. They are popular for access control systems for apartments and are also used to control small household devices, such as garage door openers. They utilize radio frequency identification or RFID. When car key reprogrammed press the fob on the reader, it sends out a unique frequency which can be recognized and allow access. These systems are often monitored and controlled from a central computer system which means you can grant different levels of access to different individuals. You can also utilize a key fob to lock and unlock your car. This is much safer than a physical car key because it is not a risk that anyone could copy the key. Additionally, you can easily remove your key fob from use if it gets lost or stolen in contrast to a traditional key. Another benefit of a key fob is that it can be used to gain access to the facility without the need for the use of a password or passcode. This is a great feature for industrial and commercial settings where it can be hard to track and manage access to employees. Fobs can also be useful in preventing cyberattacks which are caused by lost or copied keys that allow malicious actors with a key into an system to install malware, steal data and engage in other cybercrimes. Fobs can be utilized in community gated or apartment complexes for residents to gain access to common areas, such as the pool or storage facilities. They can be programmed to open doors at homes of individual residents, making it easy for tenants to grant access to cleaning crews and pet walkers. To program a keyfob, you'll require a tool capable of communicating with vehicle's computers. Many locksmiths and auto technicians employ a tool called the Smart Pro, which is an extremely powerful device for programming capable of handling all major brands and models. It can also read and program transponder chips, create clone keys and do some OE level programming. It's not expensive however it's an excellent option for anyone who is looking for an efficient key programmer.