We do not, in any way, remove the protection that the transponder key provides. It is important to note that this is only happening during the remote start cycle. These devices fool the car into believing that the key is present. There are a multitude of devices that are available to bypass this issue during remote starting. If the car does not detect the signal from the key, your remote starter will fail to start the car. In their most basic form, a remote car starter is “hot wiring” your car in a very precise and controlled way. What Does This Have To Do With Remote Car Starters? If it is $50, $100 or sometimes over $300, you can be sure that a transponder is present! Again, there are some exceptions, but not many. If it is a few buck, chances are strong that it is not a transponder key. Call your dealer with your VIN number and ask how much a replacement key will cost. There are some exceptions to this rule, but not many.Īnother indication that you have a transponder key is if it is expensive. If it does not start, there is a transponder present. Another test is to wrap the plastic part of the key with several layers of tin foil and then try to start the car.
This is not always the case, but it is a good sign. In most cases, the plastic part of the key will be thicker than a key without a transponder. How Can I Tell If I Have A Transponder Key? If someone tries to hot wire the car, the car will not start because there is no signal from the key. If a copied key is used without the proper signal, the car will not start. The car will not start if the device at the switch does not detect the low level signal from the key. They are used to prevent the car from being hot wired. Why Do Manufacturers Use Transponder Keys? The key transmits an extremely low-level signal that the vehicle can detect only when the key is in the switch. A device near the ignition switch of the vehicle has a receiver. Simply put, these keys have an rf transmitter inside of them. I hope this post will help you understand more about them. Most every car manufacturer uses a transponder key.