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Car Key Cutting Explained Car key cutting is more than simply shaping the metal It is a complicated procedure that ensures security functionality and longevity of keys It is not unusual to lose your car key or even break it in the lock Youll require an alternative car key to ensure that you can drive your car at all times Transponder Keys If your car was built within the past 20 years it is likely that it has a transponder chip These microchips are in the keys handle and send a signal to your vehicles onboard computers when you use the key The computer in the car examines the digital serial number of the chip prior to allowing the car to start This helps prevent theft of cars since thieves need to know your unique serial number in order to be able to steal it The microchip in the key transmits a lowlevel signal to the cars receiver The radio signal activates the microchip which transmits a code to the cars onboard computer The car will only begin only if it recognizes the code This prevents hot wiring or other methods to steal cars Car keys with chips can be created at a locksmith that offers these services Some automotive retailers such as AutoZone offer them These stores have a wide selection of keys and can assist you in selecting the best one for your car They can assist you in programming your vehicles chip which is required to use the device Laser cut keys are more secure than flat keys These keys feature the lock cylinder which is more difficult to pick and can only be duplicated with expensive laser key cutting equipment or special software click through the next document of technology is typically found in luxury vehicles but it is now being used in a variety of affordable cars too click through the next document of car key that is hard to duplicate is the VATS vehicle antitheft system key These keys contain a resistor thats black on the blade of the key It can be programmed to any of 15 possible values to stop it from starting a vehicle thats not designed to They are expensive and require a key programming machine which is only available through certain locksmiths Keys to VATS Before transponder keys or cars with computer chips that control the ignition GM used a system called VATS Vehicle AntiTheft System VATS uses a key with an embedded resistor to ensure that the correct key was used to start the car The VATS pellet black inside the middle of a VATS key is not an electronic chip like the ones present in modern smart keys it is simply a block of carbon appropriately sized to have an electrical resistance that is specific to GM employed 15 different resistance values for the VATS pellets and connected them to the blade of the key to ensure that when the key is turned on the ignition a coded signal is transmitted to the module If the signal is in line with the resistance value of the transistor in the VATS pellet the relay in the starter circuit is activated and the engine will start to run This isnt a way to make a car secure from theft however it can delay the theft by at minimum 15 to 20 minutes After a prolonged period of usage the VATS module may begin to wear out The two wires that connect the ignition move each time a key is introduced Over time the wires may start to break If enough wires are damaged the signal is lost to the module and the car wont start You can solve this issue at home by decoding your VATS key Youll require a multimeter as well as a chart to find out the resistance value of your key but it is not difficult at all You can find the resistance value by putting one of the leads on the prongs of metal on both sides of your key This is a great way to test a brand new key and determine if it works in your car Just be sure to remove the key from the ignition before you begin testing it otherwise the new key could be displaying an incorrect VATS value and may not work in your vehicle Smart Key Fobs with Smart Keys Key fobs today are more than just a way to unlock or start the car They also function as used as a security device and theft deterrent with many of them featuring advanced features that owners may not even be aware of They can remotely lock and unlock your doors make noises that help you locate your vehicle in a parking lot or even allow you to call your vehicle by pressing the button on your smartphone This is a lot more features than you obtain from a traditional keychain remote Unfortunately all that extra features can mean that smart key fobs can be more expensive to replace than standard keychain remotes and they usually need to be programmed by the dealer In fact some dealers will cost upwards of 100 to replace a single smart key fob Thats a huge sum to pay for a product that spends a lot of its time jostled around in purses and pockets where it is easily damaged dropped or exposed to moisture and extreme temperatures Certain automakers have developed strategies to protect smart keyfobs from common electronic attacks like relay attacks These are typically combined with a remote start hack that gives thieves access to your vehicles settings via the transmission of a fake signal from another transmitter close to To safeguard a smart fob to protect it you can place it in a casing made of metal or even an RFID blocking case This will stop the transmission of these signals However the necessity of removing the key fob from its case that is protected each time you want to make use of it is a hassle and a detriment to the efficiency of the technology Certain policies that are more recent like auto club memberships and extended warranties will pay for a replacement fob or reimburse you in the event that it gets lost You can also save money on new car dealership charges and get your fob cut at a hardware store or locksmith that offers keyfob cloning services The decision to buy an additional fob is based on the importance of your cars keyless start and entry functions In any event you should always have a spare fob or key in case in case you lose it If you do need to buy a new replacement Batteries Plus has a wide selection of fobs for most cars and trucks Plus our quick and convenient service costs about 50 less than the price you would pay at a dealership Traditional Keys Traditional keys for cars are a single piece of metal that has grooves cut into it to fit into a particular lock They can unlock your locks and start the car as long as you havent exchanged them for a smart key or remote key The only downside of using an oldfashioned car key is that you must physically insert it into the ignition to start the engine If your car key is damaged or lost youll need to visit a Gainesville locksmith to get a new one made Depending on how much time has passed since the last time you cut your keys There are many options to select from when it comes to getting another copy Certain keys are cut with mechanical machines while others are lasercut with added security features Some of these modern features that come with the modern keys include encryption as well as other security mechanisms The encryption ensures that only the right key is used to start your car making it much more difficult for thieves to duplicate keys or pick locks Other antitheft features include transponder chips which are incorporated into the key to connect with your car and make it work only when its within a certain distance of your car If you decide to use a conventional standard key a locksmith could make a new one using a standard key cut ter machine which can be purchased at many hardware stores This is less expensive than a key fob or a transponder you will still be able to use your locks trunk and doors Another alternative is to get the traditional car keys substituted with a lasercut version with a distinctive pattern The first time these keys were introduced was in the 1990s and are now a popular option for those who wish to add extra protection to their vehicles Laser cut keys typically have special transponder chips that are designed to work only for your specific vehicle If these chips arent present in your vehicle it wont receive the signals from the key and wont be able to start
