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 do so they must be programmed to work together.
All automobile dealerships, auto makers and auto locksmiths provide key programming. You can do it yourself with the right equipment.
What is a key programer?
A key programmer is a device that allows you to change the transponder code in the car or truck fob or key. This is needed when the fob or key has to be programmed. It is also necessary in cases where an existing fob or key is lost or stolen. The device reprograms the chip in the key to match the digital signature of the vehicle and allows it to start.
Some vehicles are equipped with electronic immobilizers that stop theft by stopping the engine from starting without the proper key. The system checks to determine if the key or fob is digitally signed. If it doesn't it will shut down. This kind of system is effective in reducing theft of automobiles, and was made mandatory for a variety of models of cars by the manufacturer.
The anti-theft system can be controlled by a module installed in the vehicle's engine compartment instrument panel, instrument panel or ignition lock. In some cases these systems require specific keys that are programmed by experts to work with the antitheft system. This is usually carried out by a dealer or locksmith using computers.
It is possible to reprogramme certain keys and fobs yourself but it isn't recommended until you're an experienced automotive technician. A key that is not properly programmed could cause the vehicle to not begin, stop running or even be destroyed. Most auto manufacturers have a very specific procedure for programming these types of keys.
If you are planning to add key programming to your service offerings it is recommended you get an LSID (Locksmith Service ID). This credential gives you access to a secure database of information about the product and key and immobilizer codes through the NASTF's Secure Data Release Model. This access allows you to swiftly and easily program and test new key for customers. It also provides important documentation and support to assist you in your day-to-day business operations.
How do I program a key?
Key programmer devices can be used to reprogram the keys of your car. It will read information from the microchip in your key, and add new information to the chip. This will allow you to use the key and ensure that it functions effectively. The process of using a programer can be a bit difficult and requires technical expertise. Before you attempt to make this yourself, you should seek out a locksmith professional for instructions.
You can also buy an online key programmer and have it professionally programmed for an affordable cost than what you would pay to have a dealer do the work for you. You should be aware that not all key programming products will work with your specific vehicle. Before making a purchase you must determine if the item is compatible with your vehicle.
In most cases you'll require having your key fob reprogrammed by a dealer. This is because the key fob needs to be reprogrammed with the specific information required by your vehicle's anti-theft system. Dealers typically need to have the VIN number for your car to do this, and usually charge a fee for it. You could be able save money by giving the dealer a copy your title that you can get through the DMV in most states.
For certain vehicles you may also be able to program your own key if you have a second working key that is compatible with your car. This is called a master key method and it can be used to program a second key on some vehicles. If you own an GM vehicle, for instance put your key in the ignition until the security light turns off. After that then you can remove your working key and then insert the new one to program it.
You can also buy a specially designed EEPROM key programmer, which is a more expensive, but more efficient method to program a car key. However this is a more advanced technology that requires removing the car and reading the information from the microchip inside the key. This kind of programming should only be carried out by professional automotive technicians with extensive experience in electronic repairs.
What are the most effective options for key programmers?
There are a number of choices when it comes to key programmers. Some key programmers are created for a single use, like generating new keys. Others have diagnostic and service features to make them a multi-purpose tool that can be used in a mechanic's shop. XTool is one such manufacturer that makes a range of key programmer devices that have been well-received by customers. Their products are simple to use and inexpensive and have a focus on the customer.
One of the most adored models they offer is the XTOOL Inplus IP616, rated as one of the top in its class. It has an easy, user-friendly interface and super clear instructions that help users through the procedure of programming a new key. It has two methods of doing so: By vehicle or via type. The former is more straightforward and better suited to home mechanics and beginners while the second is more sophisticated and requires a little more understanding.
Another option that is worth considering is the Autel MaxiIM IM608 PRO Auto Key Programmer. It is a more recent model that offers increased stability and power. It has a powerful IMMO feature and the ability to perform diagnostics at the level of OE. This makes it perfect for professionals who work in the automotive industry.
car keys programmer is also able to bypass immobilizers in early Renault vehicles. It also has other useful features, including reading mechanical key codes, or dealer tool security codes. It can also read CAN data from certain Peugeot and Citroen cars, and it comes with a long-lasting battery that can be recharged.
Despite its impressive features, the XTOOL Inplus IP616 remains relatively affordable. It's priced at less than $500, making it a great option for any mechanic or DIY repairman. The device is equipped with an rechargeable battery and a fast boot-up time and is compatible with both OBD CAN protocols.
If you're looking to find a more sophisticated solution, look into the Autel XP400 Pro Auto Key Programmer. This device is an advanced IMMO tool with several additional features, such as the ability to clone Freescale 9S12 MCUs. It has a greater range of features than the previous model, and comes with a CAN bus communications system that works with ECUs.
Which key programmer is right for me?
It all depends on the type of work you perform and what you expect from your key programmer. If you're an auto locksmith, you may require a key programmer that covers the broadest range of vehicles, such as the Smart Pro or Autel IM608 Pro. They can do everything from writing or reading on the key, to ECU programming, and even some OE-level programming.
For mechanics that don't need the full equipment, there are more basic alternatives such as the Xtool PAD3 tablet key programmer. It's designed to do key programming but also offers advanced special functions, including oil service light reset, battery reset, EPB reset and throttle body reset.