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Programming Car Keys

As cars have become more electronic and more electronic, key programming has been an important service that can generate significant revenue. But many shops don't offer this service.

Modern keys and fobs do more than just start the car keys programming. They also unlock the rear hatch and secure the vehicle from physical and virtual attacks. You need to know how to program them.

What is a transponder-key?

Transponder keys are car key that has an security measure to prevent theft built into it. This is done by integrating an RFID microchip in the plastic head of the key. This chip is utilized for relaying a signal the vehicle's immobilizer during starting of the ignition. This chip stops hot-wiring, making it difficult to take the vehicle.

This is not to say that transponder keys are infallible however, even though they add an extra layer of security, it does not mean that a criminal is unable to use their skill set to gain entry into a vehicle. It simply means that it takes them much more time and effort to do it and that's why this security feature is a huge advantage for anyone who cares about the security of their vehicles.

Transponder keys are simple to use. The microchip that is embedded in the head of the key is programmed with a unique digital serial number that is linked to the immobilizer system of your vehicle. The immobilizer system checks the serial number once you put the key in the ignition. If it matches the serial number, the engine will begin and if it doesn't, the car will not start.

There are several types of transponder chip that can be programmed and the type that your vehicle is using will determine the type of key you have. Professional locksmiths and search engines can help you locate the right transponder for your vehicle.

Transponder keys cost more to replace because of the microchip. The dealership for your vehicle will be the most costly alternative for a replacement key since they have the most expensive overhead costs, however you can also seek out a professional locksmith to get your new key.

You can only program the transponder in case you haven't cut it yet. You can do it yourself if you purchase the transponder from one of the stores that offers these services. However, you will require a specific tool in order to complete this job.

What is the process to program a transponder key?

Transponder keys are car key programmed keys that have a chip. They are designed to prevent auto theft by ensuring that only the right key is used to start the car. Locksmiths can program a new key you in the event that you've lost yours or the chip has been damaged in some way. In most cases the process of programming a chip key is relatively simple and easy. Certain vehicles require special equipment to program the key.

The first step in the process is to determine the type of key you have. To ensure that you have the correct key blank it is important to know the make, model and year. Some keys have a transponder in the key head, whereas others don't. If your key is equipped with a chip and the bow cover (the plastic part that sits on top of the key) will be more thick than on a non-chip key. It is also possible to determine whether your key is equipped with a chip by looking at your ignition. If your key has a push-to-start button instead of a hole then it probably has a chip.

The next step is to determine which programming method will be employed. Certain transponder keys can be programmed using onboard diagnostics however, others require a key programming device. The key programming device must be compatible with the circuitboard/key transponder that is being used. It should also function at the same frequency as the vehicle's computer on-board.

While it's tempting to save money by trying to program a transponder chip yourself, this can be extremely risky. If you don't follow correct steps you could alter the information stored on your chip, making it impossible to start your vehicle. It is best to have your key programmed by an expert who has the tools and experience required to complete the task. It is a good idea once you have the keys, to create additional keys to be able to replace them quickly and easily in the event that you lose one.

How do I program a transponder-key?

The chip must be programmed into the head of the car key if your vehicle is operated by transponders. This can be a tricky process, especially if you have lost or damaged keys. In some instances it is possible to start the vehicle without the transponder chip but this is not recommended and could lead to trouble. In these instances you should consult an expert locksmith or a car dealership to resolve the problem.

You require the right tools to program a transponder, and you should know the correct procedure. Most transponder keys include an antenna ring inside the key's head, which transmits bursts of radio frequency energy to the chip within the key. The chip then responds with an identification code to the antenna ring. When the signal is received the ignition system will recognize that the key is inserted and then activate.

You can do this at home if you have the appropriate equipment and knowledge of the process for your particular vehicle. Most manufacturers have their own method of programming that may require specific equipment. You should be aware that programming will require a long battery life. If your battery dies during the process, you will have to begin the process at the beginning.

This is why a majority of people prefer having an expert do it for them. A transponder key that is programmed correctly will not only guarantee that your vehicle is safe to drive, but will also save you time and money.

Follow the steps below to program a brand new key to work with an older one. You must use a transponder key programmer that is compatible with your vehicle model. Follow the directions on the device to ensure the best results. Be aware that certain cars have a specific technology that requires a dealership create the new key, however this is not the case for the majority of vehicles. If you have the correct key and the equipment needed the process should be quick and simple.