Using a Key Programmer
Modern key fobs are more than just keys; they communicate with vehicles to start it, open the rear hatch, and much more. To accomplish this, they have to be programmed together.
Car dealerships, your vehicle manufacturer, and auto locksmiths can all provide key programming services. You can do it yourself using the right tools.
What is a key programer?
Key programmer is a tool used to reprogram the transponder on the key of a truck or car fob or key. This is required when the new key or fob needs to be programmed. This process is typically required when a key or fob is lost or stolen. The device essentially reprograms the digital signature on the chip inside the key to match the signature of the vehicle and allow it to start.
Some vehicles come with electronic immobilizers that protect against theft by preventing the engine from starting without the correct fob or key. The system checks to determine if the key or fob is digitally signed. If it does not then the system will shut down. This kind of system is efficient in reducing theft of automobiles, and was made mandatory for a variety of models of cars by the manufacturer.
reprogram car key of these anti-theft systems are controlled by a module that is installed in the engine compartment or instrument cluster or ignition lock. In certain instances the modules require specific keys that have been specifically programmed by professionals to work with the anti-theft system. This is typically performed by a dealership or locksmith via the use of a computer.
Although it is possible to reprogramme some fobs and keys at home, it is not recommended unless you're an skilled technician in the field of automotive. A wrongly programmed key can cause the vehicle not to start, or not to run or even to be destroyed. The majority of auto manufacturers have a specific procedure for programming these keys.
It is advised that if you intend to provide key programming as part of your service offering you acquire an LSID. This credential gives you access to a database of key and immobilizer codes and information about the product. This lets you quickly and easily program and test new keys for customers. In addition, it also gives you important assistance and documentation to assist you in your day-to-day business operations.
How do I program a key?
A key programmer is a piece of equipment that allows you to change the key codes in your car. It reads data from the microchip on your key, and then add new information to the chip. This allows you to use the key, and ensure that it works properly. The process of using a programmer can be a bit complicated and requires technical expertise. So, before you try to do this yourself, you should first consult an expert or locksmith for guidance.
You can also purchase a key programmer online and get it professionally programmed for an affordable cost than the cost to have a dealership complete the work for you. However, keep in mind that not all key programmers will work with your vehicle and you must confirm the product's compatibility with your model of car prior to purchasing.
Most of the time you'll need to have your key fob reprogrammed by a dealer. The key fob needs to be reprogrammed in order to include the specific information needed for your car's anti theft system. Dealers will usually require the VIN number for your car to do this, and usually charge a fee for this. You can save money by giving your dealer a copy of the VIN, which you'll be able to obtain from the DMV of most states.
You can also reprogram your car's key in the event that you already have a functioning key. This is called a master key method and it can be used to program a second key on certain vehicles. For instance, if are driving an GM vehicle, insert your working key into the ignition and turn it on until the security light turns off. Once automotive key programming goes out, you are able to remove the working key and replace it with the new one.
You can also buy a specially designed EEPROM key programmer, which is a more expensive, but more efficient method of programming the car key. However, this is a much more advanced technology that requires removing the car and reading the information from the microchip in the key. This type of programming should only be carried out by certified automotive technicians who have years of experience in electronic repairs.
What are the best programming options for key programmers?
There are many options available in the field of key programmers. Certain key programmers are made for a single use, like generating new keys. Others incorporate diagnostic and service functions to make them a multi-purpose tool for a mechanic's shop. XTool, a manufacturer of key programming products that are well-received by customers is among these companies. Their products are simple to use and affordable and have a focus on the customer.
One of their most popular models is the XTOOL Inplus IP616, which has been rated among the top in its class. It offers a simple, user-friendly interface with super clear instructions that guide users through the process of programming a brand new key. It has two methods for doing so: By vehicle or via typing. The former is more straightforward and better suited to novices and home mechanics, while the latter is more advanced and requires some knowledge.
Another option to consider is the Autel MaxiIM IMM608 PRO Auto Key Programmer. This is an upgrade from the previous model, offering increased power and stability. It comes with an extremely powerful IMMO function as well as OE-level full system diagnostics that make it a great choice for professional automotive technicians.
This model is also able to bypass immobilizers on early Renault vehicles. It also has other useful functions, such as reading mechanical key codes and dealer tool security codes. Additionally, it can read CAN data on some Peugeot and Citroen vehicles and has a long-lasting battery.
Despite its impressive features, the XTOOL Inplus IP616 remains relatively affordable. It's available for less than $500, making it a great option for any mechanic or DIY rvinepairman. It comes with a rechargeable battery, as well as a quick boot-up speed, and it is compatible with both OBD and CAN protocols.
Autel XP400 PRO Auto Key Programmer is a more sophisticated option. This device is an advanced IMMO tool that comes with numerous additional features, including the ability to copy Freescale 9S12 MCUs. It is able to support a larger range than the previous model and comes with an CAN bus communication system that can be used with ECUs.
Which key programmer is right for me?
In the end, it all comes to the type of work you perform and what you require from your key programmer. If you're an auto locksmith, you may require a key programer that covers the broadest range of vehicles, like the Smart Pro or Autel IM608 Pro. They're made to do everything from reading/writing on the key to ECU programming and even some OE level programming.
For mechanics that don't need the entire rig, there are simpler alternatives like the Xtool PAD3 tablet key programmer. It's designed to do key programming, but also provides advanced special functions including oil service light reset as well as battery reset, EPB reset, and throttle body reset.