Using a Key Programmer
Modern key fobs aren't just keys. They communicate with a vehicle to start it, open the rear hatch, and much more. To accomplish this, they need to be programmed.
All car dealerships, auto manufacturers, and auto locksmiths offer key programming. You can do it yourself if you have the right equipment.
What is a key programer?
Key programmer is a device that allows you to recode the transponder in the key of a truck or car key or fob. This process is required when a new fob or key needs to be programmed. It's also common in cases where 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 the signature of the vehicle and allow it to begin.
Certain vehicles come with electronic immobilizer systems that prevent theft by preventing the engine from starting without the correct fob or key. The system checks if the key or fob is digitally signed. The system will shut off in the event that it doesn't. This type of system is effective in reducing car theft and was made mandatory for many models of car by the manufacturer.
The majority 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 the modules require specific keys that have been specifically programmed by a professional to function with the anti-theft system. This is usually carried out by a dealer or locksmith using the use of a computer.
While it is possible to reprogramme some fobs and keys on your own but it is not advised unless you're a highly experienced automotive technician. The wrongly programmed key could cause the vehicle to not start, fail to run or even break. The majority of auto manufacturers have a precise process for programming keys.
It is recommended that if you plan to offer key programming as part of your service, you obtain an LSID. This credential grants you access to the database of immobilizer and key codes, as well as product information. This access allows you to swiftly and easily program and test new key for customers. It also provides essential documentation and support that can help you with your day-to-day business operations.
How do I program my key?
Key programmer devices can be used to reprogram the keys in your car. It reads the information from the microchip that is in your key and write new data to the chip. This will allow you to use the key and will ensure that it is working effectively. The procedure of programming a key isn't easy and requires technical expertise. Therefore, before you attempt to accomplish this by yourself it is recommended to first consult a professional or a locksmith for directions.
You can also purchase an online key programmer and get it professionally programmed at less than the cost to have a dealership do the work for you. But, remember that not all key programmers are compatible with your vehicle. You must confirm the compatibility of the product with your vehicle's model prior to purchasing.
Dealers usually have to reprogramme your key fob. This is because the key fob will need to be reprogrammed with the specific information required by your vehicle's anti-theft system. Dealers will usually need the VIN number of your vehicle to do this, and will charge an amount. You can save money by providing your dealer a copy, which you'll be able to obtain from the DMV of most states.
You can also reprogram your key on some cars when you already have a working key. This is known as the master key method and it can be applied to some vehicles to program an additional key. For instance, if you are driving an GM vehicle, insert your working key into the ignition and switch it on until the security light goes off. Once the security light has gone out, you can take off the working key and then insert the new one.
You can also buy a specially designed EEPROM key programmer which is a more expensive, but more efficient method to program the car key. However this is a more advanced technology that requires dismantling the car and reading the information from the microchip inside 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 top choices for a key programmer?
There are many options available when it comes to key programmers. Some are purely for use, focusing solely on generating new keys, whereas others provide a range of diagnostic and service functions to make them an all-in-one tool for the mechanic's workshop. XTool is a producer of key programming products which are highly rated by customers, is one of these manufacturers. reprogram car key are reasonably priced and feature a customer-focused approach making them easy to use.
One of the most popular models in their range is the XTOOL Inplus IP616, rated as one of the best in its class. It comes with a simple, user-friendly interface and super clear instructions that assist users in the process of programming a brand new key. It has two methods of doing this: via vehicle or by type. The first is easier and is more suitable for novices and home mechanics, while the second option is more sophisticated and requires more expertise.
Autel MaxiIM IM608PRO Automatic Key Programmer is another excellent option. This device is an upgrade of the previous model, offering more power and stability. It comes with 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 can also bypass immobilizers in early Renault vehicles. It also comes with additional useful features, including reading mechanical key codes or dealer tool security codes. car key programming can also read CAN data from certain Peugeot and Citroen cars, and has a long-lasting, rechargeable battery.
Despite its impressive features, the XTOOL Inplus IP616 remains relatively affordable. It is available for under $500, making it a great option for any mechanic. It comes with rechargeable batteries and a fast boot-up time and supports both OBD CAN protocols.
Autel XP400 PRO Auto Key Programmer is a more sophisticated option. It's an advanced IMMO tool that comes with a number of additional features, such as the ability to copy Freescale 9S12 MCUs. It also supports a larger range of vehicle manufacturers than the previous model and comes with an upgraded CAN bus communication engine that works with the most recent ECUs.
What key programmer is best for me?
It all comes down to the type of work you do and what you expect from your key programmer. If you're an auto locksmith, then you may need a key programmer that covers an array of vehicles. For example the Smart Pro or Autel IM608 Pro. They can perform everything from reading/writing on the key to ECU programming, and even some OE-level programming.
There are alternatives for mechanics that do not require the full rig. One of these is the Xtool Pad3 tablet key programmer. It's designed to do key programming, but also provides advanced special functions including oil service light reset as well as battery reset, EPB reset, and throttle body reset.