Using a Key Programmer
Modern key fobs are more than just act as keys. They communicate with the vehicle to turn it on and open the rear hatch, and more. To accomplish this, they need to be programmed to work in conjunction.
All automobile dealerships, auto makers, and auto locksmiths offer key programming. But you can also do it yourself, if you have the right equipment.
What is a key programmer?

A key programmer is used to recode the transponder on a key or fob for an automobile, truck or other vehicle. This is required when the new fob or key needs to be programmed. This process is often required when a fob or key is lost or stolen. The device reprograms the chip in the key to match the digital signature of the vehicle, allowing it to start.
Some vehicles are equipped with electronic immobilizers that prevent theft by stopping the engine from running without the proper key. This is accomplished by having the car's security system check to make sure that the key or fob has the correct digital signature. The system will shut off when it isn't. This kind of system is very effective in reducing automobile theft, 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 compartment, instrument panel or ignition lock. In some cases, these modules require special keys that are programmed by professionals to work with the anti-theft system. This is typically carried out by a dealer or locksmith via the use of a computer.
While it is possible to reprogram some keys and fobs at home but it is not advised unless you're an skilled technician in the field of automotive. 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 manufacturers have a very precise procedure to program these keys.
It is recommended that if you want to provide key programming as part of your service offering, you obtain an LSID. car key programming gives you access to an inventory of immobilizer and key codes, as well as information about the product. This allows you to quickly and easily program and test a new keys for customers. In addition, it also provides you with important support and documentation that can help you with your day-to-day business operations.
How do I program the key?
Key programmer devices can be used to modify the keys of your car. It reads information from the microchip inside the key, and write new information to the chip. This allows you to use the key, and make sure that it functions correctly. However the process of using a key programmer is a bit complicated and requires some technical know-how to utilize. So, before you try to complete this task yourself you should first talk to an expert locksmith or locksmith for guidance.
You can also purchase an electronic key programer and have it professionally programmed at a cost that is lower than the cost you would pay a dealership to do the work for you. You should be aware that not all key programmer products will work with your specific vehicle. Before you purchase you must make sure that the product is compatible with the model you have.
Dealers will usually need to reprogramme your key fob. The key fob has to be reprogrammed so that it can include the specific information for your car's anti theft system. Dealers usually require the VIN number of your vehicle to accomplish this, and they will charge an amount. You might be able to reduce the cost by providing the dealer a copy of your title that you can get through the DMV in most states.
For certain vehicles you may also be able to reprogram your own key if you have another working key that is compatible with your car. car key programming is known as the master key method, and it can be applied to certain vehicles in order to program an additional key. If you have a GM car, for example, insert your key into the ignition until the security light turns off. Once that happens, you can remove your working key, and then insert the new one to program it.
You can also buy a specialized EEPROM Key Programmer. This is more expensive but more effective method of programming a car key. However, this is a much more advanced technology that requires dismantling the car and reading the information from the microchip in the key. This type of programming should only be done by professional automotive technicians with years of experience in electronic repairs.
What are the best options for key programmers?
There are a variety of options when it comes key programmers. Some key programmers are designed for a specific use, like generating new keys. Others include diagnostic and service features to make them a multi-purpose tool that can be used in the mechanic's shop. XTool is a manufacturer of key programming tools which are highly rated by customers, is one of these manufacturers. Their products are simple to use and inexpensive, with a customer-focused focus.
One of the most adored models from their range is the XTOOL Inplus IP616, rated as the top model in its class. It offers an easy, user-friendly interface and extremely clear instructions that help users through the process of programming a brand new key. There are two ways to do this: By vehicle, or via type. The former is simpler and more suitable for beginner mechanics and those who are at home while the second is more sophisticated and requires a little more knowledge.
Another option that is worth considering is the Autel MaxiIM IM608 Pro Auto Key Programmer. This device is a newer model that offers increased power and stability. It has an IMMO feature that is powerful and the ability to perform diagnostics at the level of OE. This makes it ideal for professional automotive technicians.
This model also has the capability to bypass immobilizers on early Renault vehicles. It comes with a variety of other functions that are useful, including 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 incredible capabilities, the XTOOL Inplus IP616 is still reasonably affordable. It's available for less than $500, making it an excellent choice for any DIY or mechanic rvinepairman. It comes with rechargeable batteries and a fast boot-up time and supports both OBD CAN protocols.
If you're looking for a more advanced solution, consider the Autel XP400 Pro Auto Key Programmer. This is an advanced IMMO device that has a number of features, including the ability replicate Freescale 9S12MCUs. It also supports a wider variety of vehicle manufacturers than the previous model and has an enhanced CAN bus communication engine that can work with the most recent ECUs.
Which key programmer is best for me?
It all depends on the kind of work you perform and what you expect from your key programmer. If you are an auto locksmith, then you may require a key programmer that covers a wide range of vehicles. For example, 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.
There are simpler options for mechanics who do not require the entire equipment. One of them is the Xtool Pad3 tablet key programmer. It is specifically designed to program keys, but it also has advanced special functions, like oil service light resets, battery resets, EPB resets and throttle body resets.