Using a Key Programmer

Modern key fobs are more than just keys; they communicate with a vehicle to start it and open the rear hatch, and much more. To do this, they must be programmed together.

All car dealerships, auto manufacturers, and auto locksmiths offer key programming. But you can also do it yourself, if you have the right equipment.

What is a key developer?

Key programmer is a device used to recode the transponder in the car or truck fob or key. This procedure is needed when a new fob or key needs to be programmed. It is also necessary when an existing key or fob has been lost or stolen. The device basically reprograms the digital signature on the chip inside the key to match that of the vehicle, and allows it to begin.

Some vehicles have electronic immobilizer systems that stop theft by stopping the engine from starting if it is not equipped with the correct key or fob. This is done by having the car's system check to make sure that the key or fob has the right digital signature. If it doesn't it will shut down. This type of system has been found to be effective in reducing the incidence of theft and has been made mandatory for a variety of models of cars by the manufacturer.

car key programming of these anti-theft systems are controlled by a module that is installed in the vehicle's engine or instrument cluster or ignition lock. In certain instances, these modules need special keys that have been programmed by professionals to work with the anti-theft system. This is typically performed by a dealer or locksmith with a computer.

It is possible to reprogramme certain keys and fobs by yourself but it isn't recommended until you are an experienced automotive technician. A key that is not properly programmed could cause the vehicle to not start, or not to run or even to be destroyed. The majority of auto makers have a very specific procedure to program these kinds of keys.

It is recommended that if you plan to provide key programming as part of your service offering, you obtain an LSID. This credential allows you access to a secure database of product information and key and immobilizer codes through the NASTF's Secure Data Release Model. This access allows you to swiftly and easily program and test a new keys for customers. It also provides crucial documentation and support that will aid you in your day-to-day business operations.

How do I program a key?

Key programmer is a piece equipment that can help you modify the keys in your car. It reads the data from the microchip that is in your key and write new data to the chip. This will allow you to use the key, and ensure that it works correctly. The process of using a programer can be a bit complicated and requires technical expertise. Before you attempt to do this yourself, you should seek the advice of a professional locksmith professional for guidance.

You can also purchase a key programmer online and get it professionally programmed for a much lower price than what you would pay to have a dealership do the job for you. You should be aware that not all key programming products will work with your specific vehicle. Before you purchase, you should check to make sure that the product is compatible with your vehicle.

In most cases, you will need to have your key fob reprogrammed by a dealer. This is because the key fob will need to be reprogrammed with the specific information required by your vehicle's anti-theft system. Dealers typically require the VIN number of the car to do this, and they will charge a fee. You can save money by giving your dealer a copy, which you'll be capable of obtaining from the DMV of all states.

For some cars you can also try to program your own key if you have a second working key that works with your vehicle. This is called a master key method and can be used to program a different key for certain vehicles. For example, if you own an GM vehicle, you can insert your working key into the ignition and turn it on until the security light goes off. After that you can take out your working key, and then insert the new one to program it.

You can also purchase an specialized EEPROM Key Programmer. This is more expensive but more efficient method of programming a car key. This is an advanced technology which requires that you disassemble the car and read the information from the chip in the key. This type of programming is ideal for professionals in the field of automotive mechanics who have vast experience in electronic repair.

What are the best programming options for key programmers?

There are a variety of options in the field of key programmers. Some key programmers are created for a single use, like generating new keys. Others include diagnostic and service functions to make them a multi-purpose tool that can be used in a mechanic's shop. XTool, a manufacturer of key programmer products which are highly rated by customers is among these companies. Their products are easy 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 one of the top in its class. It has an easy-to-use interface and super clear instructions that guide users through the process of programming a brand new key. It offers two ways of accomplishing this: by vehicle or type. The first is easier and is suitable for beginners and home mechanics, while the second is more advanced and requires more knowledge.

Autel MaxiIM IM608PRO Automatic Key Programmer is a great alternative. This is a brand new model that offers increased power and stability. It comes with an IMMO function that is powerful and full system diagnostics at OE-level that make it a great choice for professional automotive technicians.

This model is also able to bypass immobilizers in early Renault vehicles. It also comes with additional useful features, including reading mechanical key codes, or dealer tool security codes. It can also read CAN data from some Peugeot and Citroen automobiles, and comes with a long-lasting battery that can be recharged.

Despite its impressive features, the XTOOL Inplus IP616 remains relatively affordable. It is available for under $500 making it an excellent option for any mechanic. The device has a built-in rechargeable battery as well as a quick boot-up time, and it can be used with both OBD and CAN protocols.

programming car key is a more advanced option. It's an advanced IMMO device that has many options, including the ability to duplicate Freescale 9S12MCUs. It also supports a greater range of vehicle manufacturers than the previous model and comes with an upgraded CAN bus communication engine that is compatible with the latest ECUs.

Which key programmer is the best for me?

In the end, it all comes down to the kind of work you perform 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 the entire range of vehicles. For example, the Smart Pro or Autel IM608 Pro. They're designed to perform everything from read/write on the key to ECU programming and some OE level programming.

For mechanics that don't need the full rig, there are simpler options like the Xtool PAD3 tablet key programmer. It was designed for key programming, but it also comes with advanced functions, like oil service light resets, battery resets EPB resets and throttle body resets.