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Smart Car Key Replacement Smart keys take car key technology one step further. These keys are able to unlock your doors and start the car with a click of one button. They can be more expensive than standard key fobs and are more difficult to replace. You can get a new smart car key from your dealer or a professional locksmith. Both are comparable, but provide different services. Keyless Entry System The keyless entry feature in your car provides a superior level of security that enables you to unlock your car and start it without having to remove the key from your pocket. This is accomplished by sending a wireless signal to a receiver that is integrated into the interior of your car. The receiver then opens the doors and then starts your engine. A key fob contains an electronic chip that is equipped with an unique identifier connected to the car's receiver. When you turn the key into your ignition, the matched pair of chips signals that you're close to your car and allows the car to open the door and start the engine. If you lose your smart key, it could be a headache to get it replaced. In most cases, you'll need to visit a dealer to show proof of ownership. They can then connect your new key with the car. Certain modern vehicles allow you to use an application on your smartphone to replace the key fob. These systems are known as “keyless entry” and can be utilized to open and start the vehicle, as well in locking and unlocking the doors. This type of system can be installed as an add-on to the factory remote you already have or as part of a security package that is custom-designed. It is also a popular feature for corporate and apartment building entrances. Transponder Keys It is basically car keys that have an embedded microchip in it. The chip emits an activation signal when it is close to the ignition. This makes it impossible for anyone to start your car without the original keys, which is a way to prevent auto theft. The microchip comes with a serial number that authenticates the key to the vehicle. When the key is near the ignition, the microchip broadcasts the radio signal at a low level to a receiver in the car. It then transmits a signal to the engine control unit (ECU) to activate the ignition and begin the car. A key fob isn't only a security measure It can also be used to unlock your doors and open the windows and sunroof. It can also be used to disable your immobilizer which blocks the engine of your car when the key is pulled out of the ignition. Certain keys with chip technology are more sophisticated and come with multiple levels of security. The VATS key of GM comes with an anti-theft function that stops the car from starting in the event of using the incorrect key. This is accomplished by having an additional resistor inside the key which has one of the 15 resistances to be preset. If you're unable to locate your smart key, or it is lost, getting an exchange from the dealer is a viable alternative. However, this could be costly and you'll likely be required to pay a locksmith or car dealer to re-programme your new car key. Smart Keys The days of fumbling with the keyhole or pressing a button are long gone. A few car manufacturers offer smart keys as an option. These keys look more like plastic cards, and have an electronic sensor which connects to the car's computer. They can unlock your car, unlock the doors, and turn on the ignition, and all without a physical key. The first version of these keys demanded that drivers insert them into a slit in which an onboard computer analyzed the signal. However, the newest RFID technology allows you to open and start cars without the need for a slot. It is all you need is the key within 1.5 meters. Smart keys can also inform you when the battery is low. You can buy the new key from a locksmith or follow the instructions in the owner's manual to replace it. If you are using an original factory remote smart key it is possible to find out how to get a new one by looking through your dealer's inventory or contacting the dealer. You can also buy a compatible aftermarket car keys from a retailer for parts in case you require one as a spare. They usually join it with your current key to avoid paying a dealer cost. Then, you can use it to replace your key in case you lose your primary key. Smart Key Replacement Smart keys are present in many newer automobiles. They can unlock doors or start engines, and do other things without the driver having to hold or touch their key fob. These keys communicate via antennas which detect and recognize the precise signal coming from the key fob. The convenience of a smart key for a car is the most obvious benefit. It eliminates the need for drivers to mess up their keys while pulling out of the driveway and can cause them to lock themselves out. It can also make entering and starting the vehicle much more quickly because it doesn't require you to locate and press buttons on the traditional remote. A smart key also provides additional security. Smart keys emit an unique encrypted signal that isn't the same as other key fobs. smart car key recoding makes it difficult for thieves to copy your signal. However, as with any other type of car key smart keys can be damaged or lost. Fortunately, a locksmith can help you replace yours. They can reprogram the new fob to connect to your car's system so that you can lock it and start it up again. All they require is a new battery. Open the smart key fob and remove the battery that was in it. Then insert the new one into the same holder, matching up each edge with the fob to make sure it's level at all points.