A High Quality Transponder Key Blank for a 2003-2009 Toyota 4 Runner.

Note: This key requires a locksmith or your dealership to configure your car to recognize the new key.

Facts about Transponder Keys:

• Transponder keys are keys with transponders embedded in the keys key bowe or head, and these transponders use radio waves to communicate with your cars computer. The communication that takes place between your cars computer and the transponder key is basically verification of an electronic code that is understood by your cars computer and the transponder key. Inserting the wrong transponder key into your cars ignition lock will cause your cars computer to reject the code generated by your transponder key, and your car will not start.
• It isn't always easy to identify a transponder key, because the transponder key is embedded in the keys key bowe and covered by plastic. However, most transponder keys have a larger key bowe or head, than a normal key, but this isn't always true. Usually your cars dealership can tell if your car uses a transponder system from your cars VIN number, and some locksmiths can identify transponder keys using special equipment.
• Most car manufacturers require two working keys in order to add additional keys using the On Board Programming routine. The On Board Programming is a simple routine that allows the vehicle owner to add additional keys without any special tools. If you don't have two working keys, than a special tool that communicates with your cars computer is required to configure your car to recognize additional keys. Most locksmiths and dealerships offer this service. To verify if your car requires two working keys, view the On Board Programming instructions link listed with most transponder keys listed on carlocksandkeys.com
• Another way to add additional transponder keys to your car is to have your working transponder key cloned. The cloning process requires special equipment to clone the key, but is usually much cheaper than hiring your dealership to add additional keys to your car. carlocksandkeys.com offers this service for most keys, and it requires shipping your key to us to have it cloned. For further information, please contact us at sales@carlocksandkeys.com