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Types of Ignition Key ReplacementThe simplest type of car key is the blade style that you insert into an ignition lock cylinder in order to start your car. These keys are used in older vehicles, however the newer models have transponder chips which must be programmed into your car in order to work.These keys can be replaced by a dealer or an automotive locksmith. The VIN number of your vehicle can be used to make an entirely new key.Transponder KeysIf your car was manufactured in the past 20 years, it’s almost certain that it contains a transponder chip in. This technology is a perfect combination of electronic and mechanical security. It works by sending a coded message to the vehicle whenever you insert the key into the ignition. The engine control unit compares this code against its internal database to determine if you are the owner of the vehicle who is authorized. If you are, the car will begin. The process takes milliseconds and is invisible to the naked eye.If you have a transponder key, you’ll be able see a small electronic chip on the front of your key. The easiest method to test it is to insert the key into the ignition and then turn it on. If your car responds to the key this means that it was programmed and verified as an authentic transponder.The reason for this extra layer of security is that traditional keys depend on a match with the tumblers of the lock, transponder chips actually send an electronic signal to the car’s computer. This prevents individuals from hot-wiring vehicles by making sure that the correct key is used to activate the ignition system.Follow these easy steps to reprogram a transponder. First, ensure that the key functions and then set it aside. Then, put the blank key into the ignition and turn it to the “on” position. It should remain there for around 15 minutes, and then switch off the ignition. Then, you can attempt to start the car once more. If the car isn’t starting after switching it off and back on, you’ll have to repeat the procedure.Reprogramming a car key with a transponder is more complicated and expensive than replicating the mechanical key. In addition, you will need to have the key professionally cut, and a car key programming device is needed to extract the code from your ECM and then match it to a new transponder key.Smart Keys KeysWith smart keys, a motorist can open their doors and start the engine by pressing a button without having to insert the key into the ignition. The fob has an electronic transponder that connects to an immobilizer inside the vehicle, disarming it to ensure that the car can be started. The fob typically has remote control buttons that control door locks, unlock the trunk and open tailgates. Some also include the panic button, which, when activated, loudly blasts the vehicle’s horn to scare off intruders.Smart keys aren’t different. They come with pros and cons, just like every other technology. However, they can provide greater security and comfort – especially for those who have the tendency to forget to secure their vehicle. These features can save you money over time.In addition to preventing thieves from stealing your car smart keys can also help you avoid the old phrase “it’s there somewhere.” Contrary to traditional groove cut keys which require a real metal key shaft to unlock and start your car, smart keys utilize radio frequency signals to communicate with your vehicle. As such, they can’t be duplicated using the traditional key cut. However, this doesn’t mean that you can’t locate the key if it should happen to get lost.Depending on the manufacturer, smart keys can be more expensive than traditional groove cut keys, depending on the manufacturer. This is due to the fact that they are equipped with electronic components which makes them more complicated and difficult to repair if something goes wrong.Pop-A Lock can replace and program smart keys at a fraction of what dealerships charge. We can even complete the process in a shorter time frame, saving you the hassle of having to plan alternative transportation until your car is repaired. If you’re thinking about buying a smart key to your vehicle consider doing yourself a favor and buy a spare fob to keep in a secure place, or consider motor insurance that will have a large pay out should you lose your keys. Be sure to keep it away from prying eyes – low frequency transmissions could permit someone to detect your signal and take your car, reports How Stuff Works Electronics.Switchblade KeysThere are several options when replacing an ignition key. The traditional key is the most popular one, and has a metal shaft that features distinct notches or cutouts which correspond to tumblers for the lock in the ignition cylinder and door. They do not have advanced features such as remote unlocking or keyless entry but they are reliable and easy to use.Transponder keys on the other hand, are an enormous leap forward in the field of automotive security technology. These keys are equipped with an electronic chip that communicates with a receiver in the vehicle. The vehicle will only begin to start when the proper code has been transmitted. This type of key is extremely effective in reducing the amount of crime committed by automobiles. The procedure of programming a transponder and key for a professional locksmith is relatively easy.Another kind of key is the flip-style that tucks the key blade inside a housing when not in use. This will protect the blade of the key from damage, and makes it easier to carry. The key fob component of this kind of key usually has remote control functions, allowing drivers to lock and unlock car doors or trunk and start the engine remotely.Laser cut keys are available to those who want to add an extra layer of security against auto theft. The shanks of these keys are cut using a laser, creating a more precise and difficult to replicate pattern. While these keys are more expensive than basic keys and key fobs however, they provide an increased level of protection against theft by unauthorised users.Switchblade keys are also available as bladed weapons. They can fold up into a handle when not being utilized. The handle opens when the button is pressed, revealing the blade of the key. Locksmiths can replace the key blade or the key fob portion of this type of key, but they’re a bit more costly than simple replacements.Smart keys are the most recent advancement in security for vehicles. They offer a fully-electronic system for unlocking and starting your car. They communicate with your vehicle through antennas embedded in the car frame and body. This eliminates the requirement for traditional keys blades and the requirement to insert the key into the ignition. Some of the most advanced models can start and lock the car without the key being inserted in the ignition. However you must be within the range.Key FobsKey fobs work as remotes that let you lock and start your vehicle without touching the ignition. They are small, rectangular, and feature buttons that perform many functions. From locking the doors to starting the car remotely they can be used for everything. They are connected to the key via small plastic cases, which may have buttons to open the trunk or set off an alarm.Some of the latest vehicles also come with a combination key, which is a combination of a traditional key shank with a key fob. This is typically used to control the ignition. ignition and key replacement are also referred to as “transponder keys.”Most modern car owners don’t know that they use their keys to unlock their vehicles. These devices are fantastic for making driving easier however they also have some downsides.The most obvious issue is that the battery in the key fob can be dead. The electronic signals that unlock your car and allow it to start work by sending a code to the car’s computer, so in the event that the signal is cut off or is lost the key fob will not be able to operate the car.Fortunately modern key fobs are designed to ward off these threats. They are often programmed with a series of random numbers that can be used to generate unique unlocking sequences each time they send an indication to the car’s system. This stops old codes from being reused and renders any stolen keys useless for thieves.If the key is lost the key fob will serve as a backup device to unlock and start the car. Some manufacturers have even gone one step further and offer apps that can be downloaded onto the phone and used to control a car in the event you’re unable to locate your key fob.A professional locksmith can help replace the lost key fob. They’ll be able to help you out, and their services are likely to be more affordable than a dealership.