Using a Key Programmer
Modern key fobs do more than just act as keys. They communicate with the vehicle to turn it on and open the rear hatch, and more. To accomplish this they must be programmed to work with each other.
All automotive dealerships, auto manufacturers and auto locksmiths provide key programming. 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 the transponder in a car or truck key or fob. This process is required when the fob or key must be programmed. It's also common in the event that an existing key or fob has been stolen or lost. The device essentially reprograms the digital signature on the chip inside the key to match that of the vehicle, and allows it to start.
Certain vehicles come with electronic immobilizers that stop theft by stopping the engine from starting without the correct key. This is accomplished by having the 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 is efficient in reducing theft of automobiles, and has been made compulsory for various models of automobile by the manufacturer.
These systems can be controlled by a module installed in the vehicle’s engine, instrument panel, or ignition lock. In certain instances the modules require special keys that are programmed by experts to function with the antitheft system. This is typically done by a dealer or locksmith with computers.
It is possible to reprogram certain keys and fobs by yourself but it isn't recommended until you are an experienced technician for automotive. The reason is that a poorly programmed key could cause the vehicle to start, run or be destroyed. programing car keys of auto makers have a precise process for programming these keys.
It is recommended that if you want to offer key programming as part of your service offerings you acquire an LSID. This credential gives you access to an encrypted database of product information as well as keys and immobilizer codes via the NASTF's Secure Data Release Model. This allows you to swiftly and easily program and test a new key for customers. In addition, it offers you support and documentation that will assist you in your day-to-day business operations.
How do I program an electronic key?
A key programmer can be used to modify the keys of your car. It will read information from the microchip on your key, and then write new information onto the chip. This will permit you to use the key and will ensure that it is working properly. The procedure of programming a key can be a bit difficult and requires technical expertise. Before you attempt to make this yourself, you should seek out a locksmith expert for advice.
You can also buy a key programer online and have it professionally programmed at an affordable cost than the cost to have a dealership complete the work for you. It is important to know that not all key programmer products will work with your car. Before making a purchase, you should check to see if the product is compatible with your model.
In most cases, you will need to have your key fob reset by a dealer. The key fob needs to be reprogrammed to include the specific information needed for your car's anti theft system. Dealers will usually need to have the VIN number for your vehicle in order to do this, and typically charge a fee for it. You can save money by giving your dealer a copy of the VIN, which you will be able to obtain from the DMV of the majority of states.
For some cars you may also be able to reprogram your own key if you have another working key that works with your vehicle. This method is known as the master key method and it can be applied to certain vehicles in order to program the secondary key. For example, if you are driving an GM vehicle, simply insert your working key into the ignition and switch it on until the security light goes off. Once this happens then you can remove your working key, and then insert the new one to program it.
You can also purchase a specially designed EEPROM key programmer, which is a more expensive, but more efficient way to program the car key. However it is a more advanced technology that requires taking the car apart and reading the data from the microchip within the key. This kind of programming should only be carried out by trained automotive technicians who have vast experience in electronic repairs.
What are the best programming options for key programmers?
There are a myriad of options when it comes to key programmers. Some are single-purpose, focused solely on generating new keys, whereas others offer a variety of diagnostic and service functions that make them an all-in-one tool for the mechanic's workshop. XTool is one of these manufacturers that makes a range of key programming devices that have been well-received by their customers. Their products are reasonably priced and have a focus on the customer, making them simple to use.
One of the most adored models from their range is the XTOOL Inplus IP616, rated as one of the best in its class. It has an easy, user-friendly interface and super clear instructions that guide users through the process of programming a brand new key. It has two methods of accomplishing this: by vehicle or via type. The former is more straightforward and is more suited to home mechanics and beginners while the latter is more sophisticated and requires some experience.
Autel MaxiIM IM608PRO Automatic Key Programmer is another excellent alternative. This is a major upgrade to the previous model, and offers increased power and stability. It has a powerful IMMO feature and OEM-level diagnostics. This makes it ideal for professionals who work in the automotive industry.
This model can also bypass immobilizers in early Renault vehicles. It has a range of other functions that are useful, including reading mechanical key codes as well as dealer tool security codes. Additionally, it is able to read CAN data on some Peugeot and Citroen vehicles, and it has an extremely long-lasting battery.
Despite its impressive capabilities, the XTOOL Inplus IP616 is still reasonably affordable. It is available for less than $500, which makes it an excellent option for any DIY or mechanic repairman. The device comes with a rechargeable battery and a fast boot-up time, and it can be used with both OBD and CAN protocols.
If you're looking to find a more advanced option, you should consider the Autel XP400 Pro Auto Key Programmer. This is a sophisticated IMMO tool with several additional features, including the ability to copy Freescale 9S12 MCUs. It also supports a larger variety of vehicle manufacturers than the previous model and has an improved CAN bus communications engine that is compatible with the latest ECUs.
Which key programmer is right for me?
It all comes down to the type of work you perform and what you need from your key programmer. If you're an auto locksmith, you might need a key programmer that covers a wide range of vehicles. For example, the Smart Pro or Autel IM608 Pro. They're made to do everything from read/write on the key to ECU programming and some OE level programming.
There are alternatives for mechanics that do not require the full apparatus. One of them is the Xtool Pad3 tablet key programmer. It is designed to perform key programming, but also provides advanced special functions including oil service light reset, EPB reset, battery reset, and throttle body reset.
