Using a Key Programmer
Modern key fobs do more than just act as keys. They communicate with the vehicle to get it started and open the rear hatch, and more. To accomplish this, they need to be programmed to work in conjunction.
All car dealerships, auto manufacturers and auto locksmiths provide key programming. You can also do it yourself if you have the right tools.
What is a key programmer?
A key programmer is used to recode a transponder on a key or fob for the vehicle or truck, or any another vehicle. This process is necessary when a new key or fob needs to be programmed. This process is typically required when a key or fob is stolen or lost. The device basically reprograms the digital signature on the chip inside the key to match the signature of the vehicle and enable it to start.
Certain cars are equipped with electronic immobilizers that prevent theft by preventing the engine from running without the right key. The system checks to determine whether the fob or key is digitally signed. The system will shut down when it isn't. 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.
These anti-theft systems can be controlled by a module that is installed in the vehicle's engine or instrument panel, or ignition lock. In some cases the modules require special keys that have been designed by experts to work with the antitheft system. This is usually done by a dealer, or locksmith using a computer.
While it is possible to reprogram some keys and fobs on your own however, it is not recommended unless you're a highly skilled automotive technician. A key that is not properly programmed could cause the vehicle to not begin, stop running or even be destroyed. The majority of auto makers have a very specific procedure for programming these types of keys.
It is advised that if you intend to provide key programming as part of your service offering you acquire an LSID. This credential allows you access to an encrypted database of information about the product and keys and immobilizer codes via the NASTF's Secure Data Release Model. This access permits you to program and test new keys for customers quickly and effortlessly. It also provides essential documentation and support that will assist you in your daily business operations.
How do I program a key?
Key programmer devices can be used to modify the keys of your car. It reads the information from the microchip that is in your key and then write new data to the chip. This will allow you to use the key, and ensure that it functions correctly. However the procedure of using a key programmer is a bit complicated and requires some technical know-how to make use of. Therefore, before attempting to accomplish this on your own, you should first consult a professional or a locksmith for directions.
You can also purchase an electronic key programer and have it professionally programmed at a cheaper cost than the cost you would pay an auto shop to do the work for you. But, remember that not all key programmer models are compatible with your car and you must confirm the product's compatibility with the model of your car before making a purchase.
Dealers usually have to reprogram your key fob. The key fob needs to be reprogrammed in order to include the specific information needed for your car's anti theft system. Dealers typically need to have the VIN number for your car to do this, and will usually charge a fee for it. 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.
For certain vehicles you can also try to program your own key if you have a second working key that works on your car. This is known as the master key method and it can be applied to certain vehicles in order to program an additional key. For instance, if are driving a GM vehicle, simply insert your working key into the ignition and switch it on until the security light turns off. After the security light goes out, you can remove the working key and insert the new one.
You can also purchase an specialized EEPROM key programmer which is a more expensive but more effective method to program the car key. This is a more advanced technology, which requires that you take apart the car and read the data from the chip in the key. This type of programming is best suited to professional automotive technicians who have years of experience in electronic repair.
What are the top programming options for key programmers?
There are a myriad of options when it comes key programmers. Some key programmers are designed to serve a single function, like creating new keys. Others incorporate diagnostic and service functions to make them a multi-purpose tool in the mechanic's shop. XTool is one such company offering a variety of key programming devices that have been well-received by their customers. Their products are simple to use and affordable with a focus on customer service.
One of the most well-known models from their range is the XTOOL Inplus IP616, rated as the top model in its class. It comes with a simple, user-friendly interface with super clear instructions that help users through the process of programming a new key. It has two methods for doing so: By vehicle or by typing. The first method is easier and is suitable for beginners and home mechanics, whereas the second one is more complex and requires more experience.
Autel MaxiIM IM608PRO Automatic Key Programmer is another excellent alternative. It is a more recent model that provides more performance and stability. It features an IMMO function that is powerful and fully-functional diagnostics for the OE level, which makes it ideal for professionals in the field of automotive mechanics.
This model can also bypass immobilizers in early Renault vehicles. It has a range of other useful functions, such as reading mechanical key codes and dealer tool security codes. It also can read CAN data from certain Peugeot and Citroen cars, and it comes with a long-lasting, rechargeable battery.
Despite its impressive features, the XTOOL Inplus IP616 remains relatively affordable. It's available for less than $500, which makes it an excellent option for any DIY or mechanic repairman. The device is equipped with a rechargeable battery and a fast boot-up time and supports both OBD CAN protocols.
Autel XP400 Pro Auto Key Programmer is a more advanced version. It's an advanced IMMO tool that comes with a number of additional options, including the ability to clone Freescale 9S12 MCUs. It also supports a wider variety of vehicle manufacturers than the previous model, and features an improved CAN bus communications engine that works with the most recent ECUs.
Which key programmer is right for me?
It all comes down to what kind of work you do and what you require from your key programmer. If you are an auto locksmith, you might require a key programer that can be used on an array of vehicles. For instance, the Smart Pro or Autel IM608 Pro. They're designed to perform everything from reading/writing on the key to ECU programming and even some OE level programming.
For keys programmed who don't require the full rig, there are simpler options like the Xtool PAD3 tablet key programmer. It was designed for key programming, however it also has advanced special features, including oil service light resets, battery resets EPB resets and throttle body resets.