Using a Key Programmer
Modern key fobs do more than just act as keys. They communicate with the vehicle to get it started, open the rear hatch and more. To accomplish this, they have to be programmed.
All car dealerships, auto manufacturers and auto locksmiths can provide key programming. But you can do it yourself if you have the proper equipment.
What is a key programmer?
A key programmer is used to reprogram the transponder in a key or fob for an automobile or truck, or any another vehicle. This process is required when a new fob or key must be programmed. This process is often required when a key or fob is lost or stolen. The device basically reprograms the digital signature on the chip inside the key to match the signature of the vehicle and allow it to begin.
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. The system will shut off when it isn't. This kind of system is efficient in reducing automobile theft, and has been made compulsory for many models of car by the manufacturer.
The majority of these anti-theft systems are controlled by a module installed in the engine compartment, instrument cluster, or ignition lock. In some cases, these modules require special keys that are designed by a professional to work with the anti-theft system. This is usually performed by a dealership or locksmith using the use of a computer.
While it is possible to reprogramme some fobs and keys on your own however, it is not recommended unless you're an skilled automotive technician. The reason is that a poorly programmed key could cause the vehicle to fail to start, run or even be destroyed. The majority of auto makers have a very precise procedure for programming these keys.
It is advised that if you intend to offer key programming as part of your service offering, you obtain an LSID. This credential allows you access to an encrypted database of product information as well as immobilizer and key codes using the NASTF's Secure Data Release Model. This access lets you quickly and easily program and test a new key for customers. It also provides crucial documentation and support that can assist you in your day-to-day business operations.
How do I program an electronic key?
A key programmer can be used to reprogram the keys 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 is functioning correctly. The process of using a programer can be a bit complicated and requires technical knowledge. So, before you try to accomplish this on your own, you should first consult an expert or locksmith for instructions.
You can also purchase a key programmer and get it professionally programmed online at a lower cost than the cost you would pay a dealership to do the work for you. Be aware that not all key programmer models will be compatible with your vehicle. You should make sure to check the compatibility of the product with the model of your car before purchasing.
Dealers typically need to reprogramme your key fob. The key fob must be reprogrammed to include the specific information needed for the anti-theft system of your vehicle. Dealers typically need to have the VIN number of your vehicle to perform this and they typically charge a fee for it. You may be able to reduce the cost by providing the dealer a copy your title, which you can obtain through the DMV in the majority of states.
For certain cars you can also try to program your own key if you already have a working key that works with your car. This is known as master key method, and it is a method to program a different key on certain vehicles. For example, if you are driving a GM vehicle, insert your working key into the ignition and switch it on until the security light goes off. After the security light goes out, you are able to remove the working key and insert the new one.
You can also buy a specialized EEPROM key programmer, which is a more expensive but more effective way to program car keys. This is a more advanced technology, which requires that you disassemble the car and read the data from the chip inside the key. This type of programming is best suited to skilled automotive technicians with vast experience in electronic repair.
What are the best key programmer options?
There are a myriad of options when it comes to key programmers. Some key programmers are created for a single purpose, such as generating new keys. reprogram car key have diagnostic and service features to make them a multi-purpose tool in the mechanic's shop. XTool is one such manufacturer, producing a selection of key programming devices that have been well-received by customers. Their products are reasonably priced and have a focus on the customer which makes them easy to use.
One of their most well-known models is the XTOOL Inplus IP616, which has been rated among the top in its category. It comes with an easy-to-use interface and clear instructions to guide users through the process of programming. It has two methods of doing so: By vehicle or by type. The first is easier and is more suitable for novices and home mechanics, whereas the second one is more complex and requires more experience.
Autel MaxiIM IM608PRO Auto Key Programmer is a great alternative. This device is a major upgrade to the previous model, bringing greater power and stability. It comes with an extremely powerful IMMO function as well as full system diagnostics at OE-level which makes it ideal for automotive technicians who are professionals.
This model can also bypass immobilizers that were used in earlier Renault vehicles. It comes with a variety of other useful functions, such as reading mechanical key codes as well as dealer tool security codes. It also can read CAN data from some Peugeot and Citroen automobiles, and comes with a long-lasting battery that can be recharged.
Despite its impressive features, the XTOOL Inplus IP616 remains relatively affordable. It is available for less than $500, making it a great option for any mechanic or DIY repairman. It comes with an rechargeable battery and a speedy boot-up process and supports both OBD CAN protocols.
Autel XP400 Pro Auto Key Programmer is a more sophisticated option. This device is an advanced IMMO tool that comes with several additional features, such as the ability to copy Freescale 9S12 MCUs. It also supports a larger variety of vehicle manufacturers than the previous model and comes with an enhanced CAN bus communication engine that works with the most recent ECUs.
Which key programmer is the best for me?
It all boils down to the kind of work you do and what you want from your key programmer. If you're an auto locksmith you might need an instrument that can program the broadest variety of vehicles, such as the Smart Pro or Autel IM608 Pro. They're made to do everything from reading/writing on the key to ECU coding and some OE level programming.
For mechanics that don't need the full-on equipment, there are more basic alternatives like the Xtool PAD3 tablet key programmer. It was designed for key programming, but it also comes with advanced functions, like oil service light resets, battery resets EPB resets, and throttle body resets.