https://www.g28carkeys.co.uk/mistubishi-car-key-replacements-near-me/ How to Get a Car Key Cut It is crucial to replace your car keys as soon as you lose it or damage it. This will prevent thieves from easily starting your car. It's also recommended to have a set of keys for your vehicle. This will help you save time and money if you have to get your vehicle in the event of an emergency. Keys with chip transponders In the past, if you lost your car key you could go to an area locksmith or hardware store to have a replacement one cut. You'd get a standard metal key with a plastic top which contained the transponder chip. The chip transmits an electronic signal to the car whenever you switch the key in the ignition. The computer in the car then searches for this serial number to unlock it, or even start it. If the computer can't find the code, it won't start your car, and you won't be able to leave the car. You'll be able to determine the car key is equipped with a chip because it is thicker. It may also sport the appearance of a black or grey head. It can be paired with a remote or remain in your pocket, purse or bag, and include a push button to start the car. This kind of key works with most vehicles, but it you must program it for your specific vehicle's system. Keys with a chip are more expensive than regular keys, however they offer better protection against theft. To duplicate one of these keys locksmiths require special equipment and the key is already functioning in your vehicle. However, this type of key is still vulnerable to being manipulated. Before leaving your vehicle, you should secure all doors and close the windows. A key that has transponder chip is an electronic microchip that is incorporated into the head of the key. They are commonly referred to as "chips" or "transponder keys". The car manufacturer program the chips using a unique code. When the key is placed in the ignition, the antenna ring emits burst radio frequency energy. The transponder t