Programming Car Keys
As automobiles have become more electronic and electronic, key programming has become an important service that can generate significant revenue. A lot of shops do not offer this service.
programming car key and fobs are more than just fobs - they can start the car remotely, open the rear hatch, and protect the vehicle against physical and virtual attacks. This is why you need to be able to program them.
What is a transponder-key?
A transponder car key comes with a security feature to prevent theft integrated into it. This is achieved by integrating the microchip that is used for radio frequency identification into the plastic head of the key. This chip is utilized for relaying a signal to your vehicle's immobilizer in the starting of the ignition. This stops hot-wiring of the vehicle and makes it extremely difficult to take your vehicle.
This is not to say that transponder keys are foolproof, because even though they add an additional layer of security it does not mean that criminals cannot employ their skills to gain entry into a vehicle. It takes a lot of time and effort for them to accomplish this and that's why it is a great security feature for anyone concerned about the safety of their vehicle.
The way the transponder key functions is very simple. The microchip in the plastic head of the transponder key is programmed to hold a unique digital serial code that is a match for the immobilizer inside your vehicle. When you insert the key into the ignition the immobilizer system will recognize the serial number and confirm it. If it is in fact the same, the engine will start and if it doesn't it does, the car won't start.
There are a few different kinds of transponder chips that can be programmed and the type of chip your vehicle is using will determine the type of key you own. Professional locksmiths and search engines can help you locate the appropriate transponder to match your vehicle.
In general, transponder keys are more expensive to replace than non-transponder keys as they are more expensive due to the cost of the microchip. The dealership that you use for your vehicle will be the most costly option for getting a replacement key due to the most expensive overhead costs, however you can also turn to a professional locksmith to get your new key.
Another thing to keep in mind is that you can only program a transponder key when it has not been cut before. You can attempt to do it yourself by purchasing a transponder from one of the many stores offering these services, but you'll require a special tool in order to complete the task.
What is the process for programming a transponder?
A car key that has chip inside is a kind of transponder key. They are designed to prevent auto theft by making sure that only the correct key is used to start the vehicle. A locksmith can create a new key for you in the event that you've lost yours, or the chip is damaged in any way. In the majority of cases, programming a chip-key is a fairly straightforward and easy process. Some cars require specialized equipment for programming the key.
The first step is to determine what type of key you have. To ensure you have the correct key blank, it is important to know your car's model, year, and make. Some keys have the transponder in the key head while others do not. If your key is chipped, the bow cover will be more hefty. You can also tell whether your keys are equipped with a chip by checking your ignition. If your key has a push-to-start button instead of a hole, it could be a chip.
The next step is to decide which method of programming will be employed. Some transponder keys are programmed using on-board diagnostics, while others require a special key programming device. The device used to program keys must be compatible with the key transponder/circuitboard that is being used. It should also function at the same frequency as the vehicle's computer on-board.
While it's tempting to try and save money by attempting to program a transponder chip yourself, this can be extremely risky. If you don't follow the proper steps you could corrupt the data on the chip and make it impossible to start your vehicle. Therefore, it is recommended to consult an authorized professional with access to the right tools and know-how to properly program your key. It is a good idea while you have the keys, to make additional keys to be able to replace them quickly and conveniently if you lose one.
How do I program a transponder-key?
If your vehicle operates with a transponder key you will need to program the chip inside the head of your car key in order to activate it. This process can be tricky particularly when keys are damaged or lost. In some instances you might be able to start the vehicle without the transponder chip however this isn't recommended and could lead to problems. In these cases, you can contact an experienced locksmith or dealer to resolve the problem.
To program a transponder key, you must have the right tools and be aware of the proper procedure for your vehicle. Most transponder keys include an antenna ring inside the key's head that transmits short bursts of radio frequency energy to the chip inside the key. The chip then responds by sending an identification code to the antenna ring. Once the transmission is received the ignition system will recognize that the key is inserted and activate.
You can do this at home, provided you have the appropriate equipment and knowledge of the process that is appropriate for your vehicle. The majority of manufacturers have their own method of programming that may require specific supplies. You should be aware that programming requires an extended battery life. If your battery fails during the process, you'll have to begin the process over again at the beginning.
Most people will hire an expert to complete this. Transponder keys that are properly programmed will save you money and time.
Follow the steps below to program a new key that will work with an older one. You will need a programer compatible with your car model. For best results, follow the directions on the device. Some car models use special technology which requires a dealer to design a key. This is not the case with most vehicles. If you have the correct key and the necessary equipment this process should be quick and simple.