Programming Car Keys

As cars have gone more electronic, key programming has become an essential service that could generate a significant amount of revenue. A lot of shops do not offer this service.

Modern keys and fobs are more than just fobs - they can remotely start the car and even open the rear hatch, and secure the vehicle from physical and virtual threats. You need to be aware of how to program them.

What is a transponder?

Transponder keys are car keys reprogramming (this content) key that comes with an security measure against theft in it. This is accomplished by incorporating an RFID chip for radio frequency identification inside the head of the key. This chip is used to transmit a signal to immobilizer system in your vehicle during the initial ignition process. This stops hot-wiring the vehicle and makes it very difficult to steal your vehicle.

It isn't to say that transponder keys are foolproof, because even though they add an additional layer of security, it does not mean that a criminal is unable to use their skill set to gain entry into a vehicle. It takes a lot more time and effort for them to accomplish this and that's why it is a great security feature for anyone who cares about the safety of their vehicle.

Transponder keys are very simple to use. The microchip that is embedded in the head of the key is programmed with a specific digital serial number that is connected to the immobilizer system in your vehicle. When you put the key in the ignition, the immobilizer system will recognize the serial number and validate it. If the serial number matches the engine will start.

There are a variety cost of programming a car key transponder chip that can be programmed. The type of chip your vehicle is using will determine the type of key you have. Professional locksmiths and search engines can assist you in finding the appropriate transponder to match your vehicle.

Transponder keys are more expensive to replace due to the microchip. The dealership that sells your car is the most expensive alternative to replace your keys because they have the most overhead. However, you can also visit locksmiths to purchase a new key.

You can only program the transponder if haven't already cut it. You can attempt to do it yourself by purchasing a transponder chip from one of the many stores that provide these services, but you will need to have a special tool to complete this task.

What is the procedure for programming the transponder?

A car key that has chip inside is a type of transponder key programer. They are designed to guard against auto theft by making sure that only the correct key is able to start the car. If you've lost your key or the chip has been damaged, a locksmith is able to create a replacement key for you. Most of the time, the process for programming the chip key is simple and straightforward. Some cars require specialized equipment to program the key.

The first step in the process is to determine what type of key you have. To ensure you have the correct blank for your key, it is crucial to know the make, model and year. Certain keys have a transponder within the key head while others don't. If your key has a chip the bow cover (the plastic section on the top of the key) will be more thick than on a non-chip key. You can also tell if your keys have chips by examining the ignition. If it has a push-to start button instead of a key hole, it's most likely one equipped with a chip.

The next step is to choose the method of programming to be used. Certain transponder keys can be programmed using onboard diagnostics however, others require a key programming device. The key programming device has to be compatible with the transponder/circuit board key being used, and must also operate at the same frequency as the car's on-board computer.

It may be tempting to save money by programming keys a transponder on your own however, this could be risky. If you don't follow the correct procedure you could damage the information on the chip, making it impossible to start your car. It is best to get your key programmed by someone who has the tools and knowledge required to complete the task. It is a good idea once 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 my transponder key?

You have to program the chip into the head of the car key if your vehicle is controlled by a transponder. This can be a challenge, especially when keys are lost or damaged. In certain situations you might be able to start your car without the transponder chip however this isn't advised and could lead to issues. In these instances you should consult an experienced locksmith or car dealer to solve the issue.

To program a transponder key, you must have the right tools and understand the right procedure for your vehicle. Most transponder keys include an antenna ring in the key's head that sends out bursts radio frequency energy to the chip inside the key. The chip responds with an identification code to the antenna ring. When the signal is received the ignition system will know that the key was placed in the ignition and turn it on.

You can do this at home if you have the right equipment and know-how of the process for your particular vehicle. Most manufacturers have their own method of programming, which may require specific tools. You should be aware that programming will require a long battery life. If your battery dies during the process, you'll have to begin the process again from the beginning.

This is why a majority of people opt to have a professional do this for them. A transponder key that is programmed correctly will not only make sure that your vehicle is safe to operate, but it will also save you time and money.

Follow the steps below to program a new key to work with an older one. You must use an transponder key programming device that is compatible with your vehicle model. For the best results, you should follow the instructions on the device. Certain models of cars use special technology which requires a dealer to make the key. This is not the case for most vehicles. The process should be easy and quick if you have the correct key and the required equipment.