Automotive Locksmith Key Programming
The majority of modern cars require some type of key programming. Depending on the model and manufacturer the procedure could be as simple as using a spare key to program the onboard computer, or as complex as EEPROM or OBD2 programming.
Most US and Asian automakers have a programming protocol that they share with auto tool makers, so they can develop software or hardware for locksmiths in the automotive industry.
Transponder Chips
Most newer cars use what are called transponder chips to stop car theft. These are tiny computer microchips which emit radio waves of low-level. The microchips have an unique serial number that authenticates your keys when you plug it into the ignition barrel. If your car isn't able to recognize the signal it will shut down the engine. This technology has been a huge success in preventing theft of cars. This technology has also saved car owners a great amount of money as they do not have to purchase new cars.
The principle of the transponder system is to make it difficult for thieves to start your vehicle without a valid key. In the past car thieves used the flat screwdriver to push the ignition switch of your car into the "on" mode, or wire it hot to get around the system. Transponder chips have dramatically reduced these types of thefts.
When you insert a transponder keys into the ignition, it will transmit the signal which is detected by a hidden antenna around the barrel of the ignition. The antenna is programmed to detect the specific frequency of the chip inside the key. The car's computer onboard will recognize that the key is legitimate and allow fuel to flow, turn up the starter or begin it.
Depending on the manufacturer, some vehicles will only recognise a specific type of transponder chip. It is therefore essential that your automotive locksmith is equipped with the correct equipment to program your keys and remotes for your vehicle.
A reputable locksmith for automotive will utilize a multi-vehicle programmable tool that can be used on many different automobile models and manufacturers. This is a cheaper alternative to purchasing specific tools for each type of vehicle. They are not as common however, there are specialist automotive key programmers that can only be used on a specific brand of vehicle. The best automotive locksmiths will have the proper equipment to tackle any type of vehicle, so ensure you choose a reputable firm with these kinds of tools.
Key FOBs
As the name implies, key FOBs house the transponder chips that can be programmed to allow your car to recognize and unlock the doors, or start the engine using a push button ignition. You can also use the buttons to activate features such as door locks, trunk releases or control of the fuel flap. Some fobs can be controlled using buttons. For example an "smart key" that lets you call your car to tight parking spaces, such as the Genesis GV60 or a Tesla or Genesis GV60.
You can program replacement key fobs yourself using the help from a user guide, but you will need to call an automotive locksmith in the event that yours isn't working. This is because a professional has the equipment that is specialized and access to the tools for programming needed to connect your car's computer to the OBD (OBD) port located beneath the steering wheel.
The majority of key fobs are equipped with security features to 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 every time you press the key fob's button. This is to prevent attackers from capturing and playing back the unlock signal in order to gain access to your vehicle.
In most cases you can purchase a replacement key fob from the dealer or from another retailer and have it programmable by your locksmith in your car to work with your specific vehicle. This is because the majority of the major US and Asian automobile manufacturers share their key fob programming protocols with third-party companies that make the tools that locksmiths use to program their customers' keys.
Certain aftermarket key fobs can be marketed as being compatible with all vehicles. However, locksmiths for automotive recommend against using them because they're more likely to perform poorly or not work even work at all. They suggest buying fobs designed specifically for your vehicle to ensure they work correctly and are less susceptible to issues like interference or incompatibility. This will save money over time by avoiding costly repairs or replacements of your fobs.
Tools for programming vehicles used by manufacturers
The automotive industry has made huge advancements in the past few decades. Today's cars are computer-driven. Transponder chips are an essential part of this technology. It must be programmed by a locksmith, mechanic or dealer to work. Key fobs come with built-in security features that prevent hot-wiring (like in a movie) and the car won't start without the correct key.
Key fobs are a little more complex than your traditional mechanical key, which is why you'll usually find them in the hands of an expert, professional auto locksmith. The cost of a key fob may vary depending on the car model and the type of key however, they generally cost between $85 and $400. This includes the labor cost to program the keyfob, as well as check here any replacement parts.
To make the process more complicated, these car key fobs use a special software system to communicate with the car's onboard computer. The software prevents unauthorised access by only allowing keys programmed for a specific car to function. This means that if your keys replaced, you'll need to have the new key fob programed to the car to function.
This is done by using a tool for programming keys for cars that are compatible with your vehicle's brand. This tool allows a locksmith to connect to the OBD port of the vehicle and then enter the programming mode. Key programming tools can be a handheld device that is inexpensive device or a high-end one that can perform various things beyond key programming (like reading and cloning the eeprom files in the ECU).
Some people may try to program their keys by themselves using these tools. However this should be left to an expert auto locksmith. It is easy to make mistakes using the software systems if you don't understand the nuances. This could lead to damage. The most important thing to keep in mind is that a skilled professional can help you avoid these issues.
On-Board programming
If your car isn't as old that it has a key, it might still come with a key made of steel that can be used to open doors and turn the ignition. However, modern vehicles are equipped with transponder chips that need to be recognized by the car's computer system in order to start. This is an additional layer of security that prevents car thieves from starting and driving away with a stolen vehicle. A locksmith who is certified has the tools and software needed to program a key that can work in your car's system.
Your locksmith will first need to acquire an uncut key that is compatible with your vehicle's make and model. Once the key is in your possession the locksmith will connect the programming scanner to your car's diagnostic port. This will place the car into the mode of programming which will allow the locksmith to add a new key to the system.
To do this, the key programmer scanner will communicate with the car's computer to send a specific code. The computer will recognize the code and add it to the list of approved keys. In certain instances, the scanner will also be able to erase keys that have been stolen or lost from the system.
EEPROM programming is another method that can be used to program new car keys. It is more complicated and requires a deep understanding of electronic systems. It is best to leave it to a professional who has knowledge of these systems.
Onboard programming is the fastest way for a locksmith to program the new key. It takes as little as one minute if everything is completed correctly. If the key is not in the correct condition or the procedure isn't followed exactly, the process could take as long as a half hour.
There are numerous key programmer scanners that support different models and makes of vehicles. Both the Smart Pro and Autel IM608 Pro have become very popular with locksmiths due to their wide selection of vehicle models. However, neither can be programmed for every vehicle in existence. They are also expensive. It's best to purchase a programmer which will receive regular updates from the manufacturer whenever new technologies are developed. Otherwise, your programming machine will soon become obsolete.