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Smart Car Key Replacement Smart keys are the next step in car key technology. These types of keys unlock your doors and even start the car at a push of an button. They can be more expensive than standard key fobs, and are more difficult to replace. You can get a replacement smart key from your local dealership or from a professional locksmith. Both are similar but offer different services. Keyless Entry System The keyless entry feature of your car offers a high level of security that enables you to open your vehicle and start it without removing the key from your pocket. It works by sending a wireless signal that is received by a receiver that is built in the interior of your car. The receiver then opens the doors and then starts the engine. The key fob is an electronic chip that has an identifier unique to it and is linked to the receiver of your car. When you turn the key in the ignition and the matched pairs detect that you're in the vicinity of the car. The car can then open the door or begin the engine. If you lose your smart key, it could be a nightmare to replace it. You'll often have to visit your dealer to verify ownership. They can then pair the new key to your car. Certain modern vehicles allow you to use an app on your phone to replace the key fob. These systems are known as “keyless entry” and can be used to start and open the vehicle, as well for locking and unlocking doors. This kind of system is available as an upgrade to your factory remote or as a part of a customized security system. This system is also popular in commercial buildings and apartment complexes. Transponder Keys Basically, this is an ignition key for cars that has a microchip embedded in it. The chip emits an electrical signal when it's close to the ignition in order to activate it. This makes it difficult for anyone to start your car without the original keys, which helps to prevent car theft. The microchip contains a digital serial code that authenticates the key. If the key is placed close to the ignition, the chip emits a low-level radio signal that a special receiver inside the car detects. It then transmits a signal to the engine control unit (ECU) to activate the ignition and begin the car. Apart from the security benefits, a key fob can also unlock your door locks and allow you to open windows and the sunroof. It is also able to disable the immobilizer which disables your car's engine when the key is removed from the ignition. Certain keys with chip technology are more complex and offer multiple levels of security. GM's VATS key has an anti-theft feature which stops the car from starting in the event that you use the incorrect key. This is accomplished by having an additional resistor in the key that is one of the 15 resistances that can be set. A replacement smart key from a dealer could be the best choice when you can't locate your smart keys or if they are lost. However, it can be costly and you'll likely need to pay for an auto dealer or locksmith to re-programme your new key for your car. Smart Keys Keys Smart keys are now available from some automobile manufacturers. The days of pressing a keyhole and fiddling around with the keyhole are gone. These keys resemble plastic cards, and contain an electronic sensor that connects to the car's computer. They can unlock your vehicle, open the doors and start the ignition, and all without a physical key. The first versions of these keys required drivers to insert them into a slot that an onboard computer could verify the signal. The most current RFID technology allows cars to be opened and started without a slot. It is all you need is the key within 1.5 meters. Additionally smart keys will inform you well in advance when the battery is not fully charged. You can either purchase an alternative from a locksmith or follow the instructions in your owner's manual to replace it yourself. You can purchase a new smart factory key by calling or searching the dealer's inventory. If you need an additional key, you may buy a compatible aftermarket key from a retailer of car parts. It can be paired with your current key to avoid expensive dealer charges. Then, you can use it as a backup in the event you lose your main key. Smart Key Replacement Many newer vehicles come equipped with smart keys that can unlock doors or start the engine, and perform other functions without a driver needing to physically touch or even hold their key fob. These keys work by communicating with antennas in the car that recognize an individual signal from the key fob. The convenience of having a smart key for a car is one of the biggest benefits. It eliminates the need for drivers to mess up their keys while pulling out of their driveways which could lead them to lock themselves outside. It also makes starting and entering the vehicle much more quickly by eliminating the need to search for and push buttons on traditional remotes. Another benefit of having a smart key is its enhanced security. While other key fobs may emit the same frequency signal as yours, smart keys send out a unique encrypted signal, making it difficult for thieves who are tech-savvy to pick up and use your car's signal. But, like smart car replacement key of car keys smart keys may become damaged or lost. Locksmiths can repair or replace yours. They can reprogram the new fob so it is connected to the computer in your car which allows you to lock and start your car again. All they require is a replacement battery. To replace the battery on your smart key fob, simply open it up and take out the old one. Then insert the new one into the same holder, matching up each edge with the fob to make sure it's in a straight line at all points.