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Car Key Cutting Explained Cutting the car key is more than just bending a piece metal. It is a complicated process that guarantees security, function and durability of keys. It is not unusual to lose your car keys or even have it break in the lock. To ensure that you are able to always drive your vehicle, you will need to have a replacement key cut. Transponder Keys Transponder chips will likely be installed in cars that were built in the last 20 years. These chips are tiny microchips located in the handle of your key that transmit a signal to the vehicle's onboard computer when you use it. The onboard computer is able to verify the serial number digitally of the chip before giving the car permission to start. This prevents thieves from hijacking your vehicle because they'd have to know the unique serial number. The microchip inside the key transmits a low-level signal to the receiver within the car. auto key cutting machine activates microchip, and it then sends an encoded code to the car's onboard computer. The car will recognize this code and will only allow it to start when it is the correct one. This prevents the use of "hot wiring" and other methods of theft of cars. Car keys with chips can be created at an authorized locksmith who offers these services. Some automotive retailers such as AutoZone offer them. These stores offer a wide variety of keys, and can help you find the appropriate one for your car. They can help you program your vehicle's chip that is required to operate the device. Laser cut keys are more secure than flat keys. They are more secure than traditional flat keys because they have a lock that is harder to pick. They can only be duplicated using expensive laser key cutting machines, or specialized software. This technology is more prevalent in high-end cars, but it is now being used in a wide range of low-cost automobiles as well. Another type of car key that's difficult to duplicate is the VATS (vehicle anti-theft system) key. The keys come with a resistor black on the blade of the key. It can be programmed with one of fifteen possible values to prevent it from starting a car that's not designed to. They are expensive and require the use of a key programming machine which is only available through certain locksmiths. VATS Keys Before transponder keys and cars that had computer chips that control the ignition, GM used a system called VATS (Vehicle Anti-Theft System). VATS uses an ordinary key that has a resistor pellet embedded inside it to confirm that the correct key is used to start the vehicle. The black VATS Pellet located in the middle of a VATS Key is not a smart chip like those present on modern keys. It is merely a block or carbon that is sized to provide an electrical resistance. GM employed 15 different resistances for the VATS Pellets. They connected the key blades to them so that, when the key is turned in the ignition a coded message is sent to module. If the signal is in line with the one of the transistors in a VATS pellet then the relay in the starter circuit will activate and the engine will start to run. This doesn't make a vehicle theft proof however it can delay the thief by at least 15 to 20 minutes. After a lot of usage the VATS module could begin to wear out. Each time a key is inserted into the ignition it reroutes two small wires inside the ignition, and, over time, the wires may begin to break. Once enough of the wires break then the signal to the module gets lost and it won't start the car. You can resolve this issue at home yourself by decoding your VATS code. It's not hard to determine the resistance value of a key with the multimeter. 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 also a great way to test a new key to see if it will work in your car. Remove the key from the ignition first before you test it. If not the key may have an incorrect VATS and not work in your vehicle. Smart Key Fobs for Keys Key fobs today are more than just a way to unlock or start cars. They are also an alarm system and a security measure against theft, with many of them incorporating advanced features that owners might not be aware of. They can remotely lock and unlock your doors, make sounding sounds to help find your car in a parking space or allow you to summon your vehicle by pressing the button on your phone. This is a lot more than you could ever imagine from a traditional keychain remote. Smart key fobs are more expensive to replace due to their additional functions. They also have to be programmed by the dealer. In fact, some dealers charge upwards of $100 to replace a single smart key fob. It's a huge cost to pay for a product that is frequently tossed around in pockets and purses in the event that it gets damaged, thrown or exposed to extreme temperatures and humidity. Some automakers have developed methods to protect smart key fobs from common electronic attacks, like relay attacks. These are typically combined with a remote start hack that gives thieves access to your vehicle's settings via the transmission of a fake signal another transmitter near. To safeguard a smart fob, you can store it in a metal case or put it in an RFID blocking case. This will block the transmission of these signals. However, the necessity of removing the key fob from a case that is protected each time you use it is not a good way to enjoy the benefits of the technology. Some of the newer policies like auto club memberships and extended warranties can pay for a replacement fob or reimburse you if it gets lost. You can also avoid paying new-car dealer fees by having your fob copied by a locksmith or hardware retailer that provides key-fob cloning. For most drivers, the decision to purchase an additional key fob is contingent on the importance of your car's keyless entry and push-button starter functions are. It is always advisable to keep an extra key or fob in case you misplace yours. Batteries Plus offers a large choice of replacement fobs that fit on most cars and trucks. Plus, our quick and convenient service costs about 50% less than the price you'd pay at a dealership. Traditional Keys Traditional keys for cars are a single piece of metal with grooves cut into it to fit a specific lock. They can unlock your locks and also start the car, assuming you haven't changed them out for a smart key or remote key. The only drawback to using a traditional key is that it must be physically put into the ignition to start the car. If your traditional key has been damaged, lost or stolen, you'll need to visit an Gainesville locksmith to have an alternative one cut from the blank. There are a variety of options to choose from depending on how long it's been since you cut your keys. Some keys are cut using mechanical machines, while others are laser-cut with security features that are enhanced. Some of these features that come with the modern keys include encryption and other security mechanisms. Encryption makes it more difficult for thieves to duplicate keys or take locks. Transponder chips are a different anti-theft device. They are embedded into the key and can communicate with your vehicle. This means that they only effective when you're within a certain distance. If you opt to use a traditional, standard key, a locksmith could create a new key with a standard key cutting machine which can be purchased at many hardware stores. This is less expensive than a key fob or a transponder key, and you'll be able to operate your doors, locks and trunk. Another alternative is to get your standard car key replaced with a laser cut version with a unique pattern. These keys were introduced in the 1990s and have become a popular option for those who wish to secure their automobiles. Typically, laser cut keys have special transponder chips that are designed to work only with your specific vehicle. If the chips aren't present in your vehicle it won't respond to the signals sent by the key.
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