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 accomplish this, they need to be programmed together.

Car dealerships, your car manufacturer, and auto locksmiths can provide key programming services. However, you can also do it yourself, if you have the right equipment.

What is a key programmer?

A key programmer is a device used to recode a transponder on a key or fob for a car truck or another vehicle. This is needed when the fob or key has to be programmed. This is usually required when a fob or a key is stolen or lost. The device basically reprograms the digital signature on the chip inside the key to match that of the vehicle and allow it to start.

Some vehicles have electronic immobilizer systems that stop theft by preventing the engine from starting without the correct fob or key. This is done by having the car's security system verify that the fob or key has the correct digital signature. The system will shut off if it doesn't. This type of system has been found to be effective in reducing automotive theft 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 or ignition lock. In some cases, these modules require special keys that have been specifically created by an expert to work with the anti-theft system. This is typically performed by a dealership or locksmith via a computer.

Although it is possible to reprogramme certain keys and fobs on your own but it is not advised unless you're a highly skilled automotive locksmith key programming technician. A wrongly programmed key can cause the vehicle to not start, fail to run or even be destroyed. Most auto manufacturers have a very specific procedure for programming these types of keys.

It is advised that if you intend to provide key programming as part of your service offerings, you obtain an LSID. This credential grants you access to the database of immobilizer and key codes and product information. This access allows you to quickly and easily program and test a new key for customers. It also provides essential documentation and support that can assist you in your day-to-day business operations.

How do I program an electronic key?

A key programmer is an equipment that will help you modify the keys in your car. It reads data from the microchip inside your key, and then write new information onto the chip. This allows you to use the key, and ensure that it works correctly. The procedure of programming a key can be a bit difficult and requires technical expertise. Before you attempt to program the key yourself, seek the advice of a professional locksmith professional for instructions.

You can also purchase an electronic key programer and have it professionally programmed online at a lower cost than what you would have to pay an auto dealer to do the work for you. Be aware that not all key programmer products will work with your car. Before making a purchase it is important to make sure that the product is compatible with your vehicle.

Dealers will usually need to reprogram car key your key fob. This is because the key fob will need to be reprogrammed with specific information required by your vehicle's anti-theft system. Dealers usually require the VIN number of the car to accomplish this, and they will charge fees. You could be able reduce the cost by providing the dealer a copy of your title that you can get through the DMV in all states.

You can also change the programming of your car's keys in the event that you already have a working key. This is known as the master key method, and it is applicable to certain vehicles to program the secondary key. For instance, if you have a GM vehicle, insert your working key into the ignition and turn it on until the security light turns off. After the security light goes out, you are able to remove the working key and insert the new one.

You can also buy a specialized EEPROM Key Programmer. This is more expensive, but more effective method of programming the 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 kind of programming should only be performed by certified automotive technicians who have vast experience in electronic repairs.

What are the most effective options for key programmers?

There are a number of alternatives when it comes down to key programmers. Some are purely for use, focusing solely on generating new keys, while others include a wide range of diagnostic and service functions that make them a complete tool for a mechanic's workshop. XTool is one such company offering a variety of key programming devices that have been well-received by their customers. Their products are easy to use and affordable, 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 offers an easy, user-friendly interface and extremely clear instructions that guide users through the process of programming a brand new key. It has two methods of accomplishing this: by vehicle or typing. The first method is easier and more suitable for beginners and home mechanics, whereas the second is more advanced and requires more expertise.

Another great option is the Autel MaxiIM IM608 PRO Auto Key Programmer. This is reprogramming a car key brand new model that has more stability and power. It comes with a powerful IMMO feature and OE-level diagnostics. This makes it ideal for professional automotive technicians.

This model is also able to bypass immobilizers that were used in earlier Renault vehicles. It also comes with 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 has 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 which makes it a good choice for any mechanic. It comes with a rechargeable battery, as well as a quick boot-up time, and it is compatible with both OBD and CAN protocols.

If you're looking for an even more advanced option, you should consider the Autel XP400 Pro Auto Key Programmer. It's an advanced IMMO tool that has numerous additional options, including the ability to copy Freescale 9S12 MCUs. It also supports a wider range of vehicle manufacturers than the previous model and has an enhanced CAN bus communication engine that can work with the latest ECUs.

Which key programmer is the best for me?

Ultimately, it comes to the type of work you do and what you require from your key programmer. If you're an auto locksmith, you might need an instrument that can program the broadest range of vehicles, such as the Smart Pro or Autel IM608 Pro. They can be used for everything from reading/writing on a key, to ECU programming, and even some OE-level programming.

For mechanics that don't need the full-on apparatus, there are less expensive alternatives like the Xtool PAD3 tablet key programmer. It's designed to do key programming but also offers advanced functions like oil service light reset, EPB reset, battery reset and throttle body reset.