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Automotive Locksmith Key Programming Modern automobiles require some kind of key programming. Based on the model and make the process could be as simple as using an extra key to program the onboard computer, or as complicated as EEPROM or OBD2 programming. Most US and Asian automobile manufacturers use the same programming protocols as auto tool manufacturers so that they can develop tools and hardware for automotive locksmiths to use. Transponder Chips Transponder chips are used in many newer cars to guard against theft of vehicles. These are tiny computer microchips that emit radio signals at a low level. The microchips have an unique serial number that authenticates your key whenever you plug it into the ignition barrel. If your car isn't able to recognize the signal it will stop the engine. fob key programming has been an incredible success in preventing auto theft. This technology has also helped car owners save a huge deal of money since they don't have to purchase new cars. The principle behind the transponder system is to make it impossible for thieves to open the doors of your vehicle without a valid key. In the past, thieves would force your ignition switch to the “on” position with a flat screwdriver or even make use of hot-wires to bypass the system entirely. These types of thefts have drastically reduced with the introduction of the transponder chip. When you insert the transponder keys in the ignition the signal is picked up by an antenna hidden around the barrel. The antenna is programmed with the frequency of the chip in the key. The car's onboard computer will then recognize that the key is valid and allow the fuel to flow, then power the starter or begin it. Depending on the manufacturer some vehicles will only recognise the specific type of transponder chip. This is why it's essential to ensure that your automotive locksmith has the appropriate equipment to program your car's key and fobs properly. A reputable locksmith for cars should have a multi-vehicle key programming tool that can work on many different car manufacturers and models. This is a more cost-effective option than purchasing individual tools for every brand of vehicle. These are less common but there are automotive key programmers that are able to only work on a specific model of vehicle. The best automotive locksmiths have the tools needed to work on any vehicle. Make sure you select a reputable firm that has this kind of equipment. Key FOBs Key FOBs are programmable transponder chip devices that allow your vehicle to open doors and begin the engine with the push of a button. You can also use the buttons to trigger features such as trunk releases, door locks or control of the fuel flap. Some fobs have additional functions that can be controlled by the button presses, such as the “smart” key fob that allows you to get your car to parking spots that are tight similar to a Tesla or Genesis GV60. You can program replacement key fobs yourself with the assistance of the user guide, however you'll need to contact an automotive locksmith if yours isn't working. A professional locksmith is more equipped to connect the computer of your vehicle via the OBD port on the steering wheel. The majority of key fobs come with security features that make it more difficult for criminals to duplicate and copy the signals that they transmit. They include pseudo-random sequence generators that generate an entirely new unlock code each time you press the button on the key fob. This stops attackers from recording and playing back the unlock signal in order to gain access to your vehicle. In most cases, you can purchase an additional key fob at the dealership or another retailer and then have it programmed by your locksmith in your car to fit your particular vehicle. This is due to the fact that most of the major US and Asian car makers have key fob programming protocols with third-party companies who make the tools that locksmiths use to program their customers' keys. While some of the aftermarket key fobs are advertised as compatible with all vehicles, most automotive locksmiths don't recommend using them as they're likely to work poorly or not at all. Instead, they suggest buying fobs designed specifically for your vehicle, so that you can be sure they'll function correctly and are less prone to issues such as interfering or not working. This will save money over time by avoiding costly repairs or replacements of your fobs. Vehicle Manufacturers' Programming Tool The automobile industry has made significant strides in the last few decades. Today's cars are computer-driven. A transponder chip is an essential component of this technology. It has to be programmed by a locksmith, mechanic, or dealer to work. Key fobs with embedded security features that will prevent hot-wiring (like in a movie) and the car won't start if it doesn't have the proper key. Key fobs are somewhat more complicated than a traditional mechanical key. This is why they're usually placed in the hands of experienced, professional auto locksmiths. The cost of a car key fob varies according to the type and model of key, but it is generally between $85 to $400. This includes the cost of labor to program the key fob as well as the cost of any needed replacement parts. To make the process more difficult the car key fobs utilize a specific software system to work with the car's onboard computer. The software prevents unauthorized access by only allowing the key to operate only if it's been programmed to that specific car. This means that if you get your keys replaced, you'll need to have the new key fob programmed to the car in order for it to work. The most popular method to accomplish this is using a car key programming tool that is compatible with the model of the vehicle. This tool allows a locksmith to connect to the OBD port on the vehicle, and then enter the programming mode. The key programming device can be a handheld device that's inexpensive or one that is fancy and can do more than just program keys (like reading the eeprom file inside the ECU). Although some people might attempt to program their own keys with these tools, this is an activity best left to a professional auto locksmith. Unless you're familiar with all the aspects of the various software systems, it's easy to accidentally alter settings that could damage the vehicle. The most important thing to remember is that a professional with experience can help you avoid these problems. On-Board Programming If your vehicle is old enough that you'll have a traditional key made of metal to open the doors and turn over the ignition. However, modern cars have transponder chips that need to be recognized by the car's computer system in order to start. This is a further layer of security to keep car thieves from starting and driving away with a stolen vehicle. A certified locksmith will have the necessary tools and software to create a key that is compatible with your car's security system. First, your locksmith will require an uncut key that is compatible with the make and model of your car. Once the key is in hand, your locksmith will link the scanner for programming to the diagnostic port of your car. This will put your car into the mode of programming that allows the locksmith to add a new key into the system. To accomplish this, the key programming scanner will communicate with the car's computer system to transmit a particular code. The computer will be able to recognize the code and add it to the list of keys approved by. In some instances scanners can delete lost or stolen keys. You can also program new keys by using the EEPROM. It is more complicated and requires a thorough understanding of electronic systems. This is why it should be left to a professional who has years of experience working on these types of systems. Locksmiths can program keys quickly using onboard programming. It takes as little as an hour if everything is completed correctly. However, if the key isn't placed in the proper situation or the procedure isn't adhered to, it could take up to a half hour. There are numerous key programmer scanners available that support different vehicle models and brands. The Smart Pro and the Autel IM608 Pro are both popular amongst locksmiths because they support a broad range of vehicles. However, neither will be able to program every single vehicle that exists. These machines are also quite expensive. It's a good idea to purchase a programer that is updated regularly as the manufacturer releases new technologies. If not, your computer will be obsolete in a short time.