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Types of Truck Keys Knowing the kind of key you have makes it easier to find a replacement. Here are the different types of keys and their characteristics. This kind of key appears like a regular key, however it contains an electronic chip that can prevent car theft. This chip is used to initiate the vehicle. Transponder Keys Transponder keys resemble keys made of metal, however they come with caps made of plastic, which house the transponder. The GM Circle Plus and PK3 keys are two examples of this kind of key. These are the keys most people use to start their automobiles. They can unlock the door and start the vehicle, but they cannot use any other functions that require the use of a mechanical key (like the trunk release or ignition switch). Transponder keys can also be programmed to work with an FOB. This is a fantastic way to provide additional security. Modern transponder keys contain a microchip that transmits a message to the vehicle's computer system. he said contains a digital serial number that is compatible with the car's immobilizer system. locksmith truck key prevents any unauthorized attempts to start the car. It also protects your vehicle from theft. Although they do have a few drawbacks, such as the requirement for specialized tools to program them, these keys provide a superior alternative to traditional locks. Many car makers have employed them as part of their anti-theft systems to reduce theft of vehicles. In the 1990s, automobile insurance companies pressured car makers to create more effective anti-theft systems. Transponder keys were popular because of. This technology is found in most vehicles sold today, and has reduced car thefts. Transponder keys offer an advantage over traditional locks in that they are more difficult to duplicate. This is due to the fact that the microchips inside keys are unique and have codes. Transponder keys that are duplicates won't work to start the engine of the vehicle, so thieves are discouraged from attempting this technique. The only downside to these keys is that their batteries will eventually die and will require replacement from an expert locksmith. A locksmith will be in a position to replace the battery and reset the internal memory of the key to restore its functionality. If the transponder signal of your car is not responding or inconsistent the battery in your key has failed. This could also be an indication of a malfunction in the immobilizer, and you'll need to call a locksmith near you to fix the problem. Master Keys Master keys are key holders that have the capability to open several locks in a set. Key holders may also include sub-master keys or additional keys that can open locks for specific purposes. Master key systems are great for commercial properties such as malls, office buildings, shopping centers, hospitals and schools and apartment complexes that have multiple tenants. Master key systems typically comprise pin tumbler locks. When a master key is put into the lock it pushes pin pairs up to various levels until the point where the key is positioned against the shear line. This is the point where the cuts on the key are in line with the cutouts in the lock's cylinder as well as the plug. If the correct key is used and the shear line is inserted, the shear line will be cut and the lock will be opened. For example when the master key is A1, it will be able to operate all doors assigned to the key AA1. This includes the door lock that opens the gas storage room and the main entry door. This will not open any doors that are connected to the grandmaster key or great grandmaster key. This is a great method to ensure there are no security gaps. A master key holder can hold as many or as many sub-master keys as you want. Sub-master keys are useful in limiting access to a large area or building. They can be utilized by specific departments, facilities, or areas. For instance, in a school the principal could have a sub-master key that only opens the front door and classroom doors at her school. This gives her all the security she requires while still allowing access to staff members. Master keys aren't just helpful, they can be a big element of your security. However, they should be handled with care since if they are stolen or lost, they could create serious problems. A trusted local locksmith can assist you in installing a secure master key system and instruct your staff the best practices to ensure its security. Today, there are even master keys that aren't physically made, and can open a variety locks via electronic systems like RFID, Bluetooth or keypad opening. Fob Keys Fob keys are able to be used to operate many different systems. These include garage door openers, computer systems, access control for apartments security cameras, restricted zones and even car gates. They're more expensive and complex than traditional lock and key systems, but they have many benefits for both owners and tenants. When you hit a button on your fob, it sends out a radio signal that has a specific code embedded within it. This code is detected by a sensor in your vehicle and used to perform the desired function, such as unlocking the doors or turning on the ignition. Fobs are compatible with a variety of IoT devices, including smart watches and smart home systems. Most newer car models come with fobs as standard equipment. Certain older models still require an ignition key to start the vehicle. Fobs that are sold on the market aftermarket are also available, but they might only have limited functionality. Refer to the owner's guide for your vehicle model for detailed instructions on how to re-sync and program your fob. The fobs can be copied. This is a possibility when well-meaning individuals create copies for themselves to have an extra, or by criminals looking to steal your vehicle. Cloning is the process of making copies of your fob which can be used to gain access to your vehicle, so it is important to be aware when you decide to purchase one. A locksmith is usually able to replace or reprogram the fob. Locksmiths can also create you a standard-sized key, but it is usually more expensive than buying one new from the dealer. You'll have to find a dealer who has the necessary programming equipment to prepare an alternative key for specific car models. Some fobs can be self-programmed using a special tool that resets the receiver while others will require a specific sequence of buttons to enter programming mode. Follow these steps precisely to avoid damaging your car or causing any other issues. Remote Keys While they still have all the essential features of a metal key with a blade and head remote keys are made more for user convenience than security. They can lock and unlock your car with a push of one button, and often allow you to remotely honk or start the engine (depending on the model). A computer in the car checks the ID number projected by the key fob, much like the unique shape cut into a traditional metal key. This blocks unauthorized persons from opening your door or starting your vehicle. The system also uses rolling codes, which means that the code is always changing and makes it difficult for thieves to use stolen keys to gain access to your vehicle. There are a variety of digital key that connect with a smartphone. These digital keys utilize Near Field Communication or low-power Bluetooth to communicate with your car. This lets you share your digital key with a delivery person for a certain period of time, or to loan an individual your vehicle without giving them a physical key. You can also program limited functions for a shared-key to make the job easier.