Using a Key Programmer
Modern key fobs are more than simply keys; they can communicate with a vehicle to start it or open the rear hatch, and so on. To do so they must be programmed to work with each other.
All car dealerships, auto manufacturers and auto locksmiths can provide key programming. But you can do it yourself if you have the right equipment.
What is a key programmer?
A key programmer is a device that allows you to change the transponder code in the key of a truck or car key or fob. This process is necessary when a new key or fob needs to be programmed. This process is often required when a fob or key is lost or stolen. The device basically reprograms digital signature of the chip inside the key to match that of the vehicle and allow it to start.
Certain vehicles come with electronic immobilizers that protect against theft by preventing the engine from running without the correct key or fob. The system checks whether the fob or key is digitally signed. If it doesn't then the system will shut down. This kind of system is very effective in reducing theft of automobiles, and has been made compulsory for a variety of models of cars by the manufacturer.
The majority of these anti-theft systems are controlled by a module that is installed in the engine compartment, instrument cluster, or ignition lock. In certain instances they require keys that are created by a professional to function with the anti-theft system. This is typically performed by a dealership or locksmith using the use of a computer.
While it is possible to reprogram some keys and fobs on your own but it is not advised unless you are a highly skilled automotive technician. This is because a wrongly programed key could cause the vehicle to run, not start or be destroyed. reprogram car key of auto makers have a particular procedure for programming these types of keys.
It is recommended that if you plan to provide key programming as part of your service offerings you get an LSID. This credential gives you access to an inventory of key and immobilizer codes and information about the product. This access allows you to swiftly and easily program and test a new keys for customers. In addition, it offers you support and documentation that will aid you in your day-today business operations.
How do I program an electronic key?
Key programmer devices can be used to modify the keys of your car. It reads data from the microchip on your key, and write new information onto the chip. This will allow you to use the key, and make sure that it works properly. The process of using a programmer isn't easy and requires technical expertise. Before you attempt to do this yourself, you should seek the advice of a professional locksmith professional for instructions.
You can also purchase a key programer online and get it professionally programmed for an affordable cost than the cost to have a dealership do the work. You should be aware that not all key programmers products are compatible with your vehicle. Before making a purchase, you should check to see if the product is compatible with your model.
Most of the time, you will 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 typically need to have the VIN number of your vehicle in order to do this and they typically charge a fee for it. You could be able reduce the cost by providing the dealer a copy your title, which you can obtain through the DMV in all states.
For certain cars you may also be able to reprogram your own key if you have a second working key that works on your vehicle. This method is known as the master key method and it is applicable to certain vehicles to program the secondary key. If you own an GM car, for example you can insert your key into the ignition until the security light turns off. Once that happens then you can remove the working key and insert the new one to program it.
You can also buy a specialized EEPROM key programmer, which is a more expensive, but more efficient way to program the car key. However, this is a much more advanced technology that requires taking the car apart and reading the information from the microchip within the key. This type of programming should only be performed by professional automotive technicians with extensive experience in electronic repairs.
What are the best options for programmers with a high level of expertise?
There are a myriad of options when it comes to key programmers. Some are single-purpose, focused solely on generating new keys, while others include a wide range of diagnostic and service functions that make them an all-in-one tool for a mechanic's workshop. XTool, a manufacturer of key programmer products which are highly rated by customers, is one of these manufacturers. Their products are easy to use and affordable with a focus on customer service.
One of their most well-known models is the XTOOL Inplus IP616, which has been rated among the top in its category. It offers a simple, user-friendly interface and super clear instructions that guide users through the procedure of programming a new key. It has two methods of doing this: via vehicle or typing. The first is simpler and more suitable for beginners and home mechanics, while the second is more advanced and requires more experience.
Autel MaxiIM IMM608PRO Auto Key Programmer is another great alternative. This is an upgrade from the previous model, offering greater power and stability. It has an impressive IMMO feature as well as OEM-level diagnostics. This makes it perfect for automotive technicians who are professionals.
This model also allows for bypassing immobilizers on early Renault vehicles. It also comes with other useful features, including reading mechanical key codes, or dealer tool security codes. It also reads CAN data from some Peugeot and Citroen cars, and has a long-lasting, rechargeable battery.
Despite its incredible capabilities, the XTOOL Inplus IP616 is still relatively affordable. It's priced at less than $500 making it an excellent option for any mechanic. It comes with rechargeable batteries and a fast boot-up time and supports both OBD CAN protocols.
Autel XP400 Pro Auto Key Programmer is a more advanced version. This device is an advanced IMMO tool with several additional features, including the ability to duplicate Freescale 9S12 MCUs. It supports a wider range than the previous model and also has a CAN bus communications system that can be used with ECUs.
Which key programmer is the best for me?
It all comes down to the type of work you do and what you require from your key programmer. If you're an auto locksmith you might need a key programmer that covers the largest variety of vehicles, such as the Smart Pro or Autel IM608 Pro. They can 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 rig, there are simpler alternatives like the Xtool PAD3 tablet key programmer. It's designed for key programming, but it also has advanced functions like oil service light reset as well as EPB reset, battery reset and throttle body reset.