Using a Key Programmer
Modern key fobs are more than simply function as keys. They communicate with the vehicle to get it started, open the rear hatch, and more. To do so, they need to be programmed to work with each other.
Car dealerships, your automobile manufacturer and auto locksmiths all offer key programming services. But you can also do it yourself, if you have the right equipment.
What is a key programmer?
A key programmer is used to reprogram the transponder in the fob or key for the vehicle or truck, or any other vehicle. This is needed when a new fob or key needs to be programmed. It is also often necessary when an existing fob or key is lost or stolen. The device reprograms the chip inside the key to match the digital signature of the vehicle which allows it to begin.
Certain cars are equipped with electronic immobilizers that prevent theft by stopping the engine from running without the right key. The system checks to determine if the key or fob is digitally signed. If it does not, the system will shut down. This kind of system is efficient in reducing automobile theft, and has been made compulsory for a variety of models of cars by the manufacturer.
The anti-theft system can be controlled by a device that is placed in the vehicle’s engine, instrument panel, or ignition lock. In certain instances the modules require special keys that have been designed by experts to work with the antitheft system. This is usually carried out by a dealer or locksmith via a computer.
It is possible to reprogram certain fobs and keys yourself but it isn't recommended until you're an experienced automotive technician. A wrongly programmed key can cause the vehicle not to begin, stop running or even to be destroyed. The majority of auto makers have a very specific procedure for programming these kinds of keys.
It is recommended that if you plan to provide key programming as part of your service offering you acquire an LSID. This credential grants you access to a database of immobilizer and key codes, as well as product information. This lets you quickly and easily program and test new key for customers. It also provides important documentation and support to assist you in your everyday business operations.
How do I program my key?
A key programmer is a piece of equipment that will help you modify the keys in your car. It reads the information from the microchip in your key, and then write new data to the chip. This will permit you to use the key and will ensure it is working effectively. However the process of using a key programmer can be a bit difficult and requires some technical knowledge to utilize. Before you attempt to do this yourself, you must seek the advice of a professional locksmith professional for instructions.
You can also purchase an online key programmer and get it professionally programmed for a much lower price than the cost to have a dealership complete the job for you. But, remember that not all key programmers are compatible with your vehicle. You must ensure the product's compatibility with your model of car prior to purchasing.
Dealers usually have to reprogram your key fob. The key fob has to be reprogrammed to include the information specific to your car's anti-theft system. Dealers will usually need to have the VIN number of your car to do this and they typically charge a fee for it. You can save money by providing your dealer a copy which you will be able to obtain from the DMV of all states.
You can also change the programming of your key on some cars when you already have a working key. This is referred to as master key method, and it is a method to program a different key for certain vehicles. For example, if you are driving a GM vehicle, insert your working key into the ignition and turn it on 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 costlier but more effective method of programming car keys. This is an advanced technology which requires you to remove the car from its frame and read the information from the chip inside the key. This type of programming should only be performed by trained automotive technicians who have years of experience in electronic repairs.
What are the best options for the most experienced programmers?
There are a number of choices when it comes to key programmers. Some are purely for use, focusing only on the creation of new keys, while others provide a range of diagnostic and service functions that make them an all-in-one tool for a mechanic's workshop. XTool is a producer of key programming tools which are highly rated by customers is one of these companies. Their products are simple to use and cost-effective, with a customer-focused focus.
One of the most adored models in their range is the XTOOL Inplus IP616, rated as one of the top in its class. It has an intuitive user interface and super clear instructions to guide users through the programming process. There are two ways to accomplish this: via vehicle or by type. The former is simpler and more suitable for home mechanics and beginners while the second is more sophisticated and requires some experience.
Autel MaxiIM IMM608PRO Auto Key Programmer is another great alternative. This is a major upgrade to the previous model, and offers more power and stability. It features a powerful IMMO function and full system diagnostics at OE-level that make it a great choice for professionals in the field of automotive mechanics.
This model also has the ability to bypass immobilizers on earlier Renault vehicles. It comes with a variety of other useful functions, such as reading mechanical key codes and dealer tool security codes. In addition, it can read CAN data from certain Peugeot and Citroen vehicles and has an extremely long-lasting battery.
Despite its impressive features, the XTOOL Inplus IP616 remains relatively affordable. It is available for less than $500, making it a fantastic option for any mechanic or DIY repairman. The device has a built-in 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 advanced option. This is a sophisticated IMMO device that comes with many features, including the ability duplicate Freescale 9S12MCUs. It also supports a larger variety of vehicle manufacturers than the previous model and comes with an improved CAN bus communications engine that works with the latest ECUs.
Which key programmer is best for me?
In the end, it all comes down to the kind of work you perform and what you need from your key programmer. If you're an auto locksmith you may require a key programmer that covers the largest variety of vehicles, such as the Smart Pro or Autel IM608 Pro. They can be used for everything from writing or reading on the key to ECU programming, and even basic programming for OE.
For mechanics who don't require the full-on apparatus, there are less expensive options like the Xtool PAD3 tablet key programmer. It's designed to do key programming but also offers advanced special functions including oil service light reset and battery reset, EPB reset, and throttle body reset.