Keys Replacement For Cars
If you own a basic mechanical key you should be able to find a replacement at any hardware store for inexpensive. However, the key must be programmed by a locksmith or dealership.
Smart keys are more complicated and require a trip to the dealer to pair them with your vehicle. These types of keys are usually expensive, but some car insurance companies will cover the cost.
Mechanical Keys
There are still car keys that are solely mechanical, such as the ones you put into an ignition lock cylinder, and turn to start your vehicle. If your car is equipped with one of these keys, replacing the fob and keys is fairly inexpensive (if they're lost or stolen).
A locksmith can create new keys for less than you would pay at a dealership. You could also ask a friend or neighbor that knows how to program aftermarket transponder keys (which are less expensive than factory keys) cut keys and program them. It is essential to have a spare key as modern vehicles won't start when the key does not have the proper chip.
Transponder keys look like mechanical keys, however they contain a hidden electronic chip inside the base of their plastic design that communicates with your car's computer system. The car will accept the code on the chip, but it will not start if you try to use another code.
If your spare key is equipped with chip, you'll need to take it to a dealership to have it programmed. They will need to use a specific machine to cut the key and then program it. These machines are only available through certain dealerships, and it's unlikely that a locksmith has the equipment needed to create keys that are laser-cut with a transponder.
Keys with remotes are expensive to replace, especially if you need a spare. You can try reprogramming your fob by yourself if you're missing the shank on the key and you have a functional replacement fob, but it could be time-consuming and difficult. If you've lost your entire fob and key however it's best to contact a dealer as the best option.
Other kinds of keys for cars require specific skills to replace. These include flip keys and smart key. They're more complicated and require replacement by the dealer. Certain key fobs come with a spring-loaded key that folds into the enclosure and opens a door, or they're operated with proximity sensors to open and start your car.
Transponder Keys
If your car is built in the recent 10 years or so it's likely to use transponder keys. The keys have an embedded microchip and a receiver that is programmed to send a signal to start your car.
Transponder keys are a fantastic way to discourage theft because they require two parts for the car to be able to start - the transmitter (transponder) inside the key and the receiver that is connected to your immobilizer system. The car will not start without the key and immobilizer system.
The key chips are programmed with a unique serial number that is unique to the vehicle you own. When the key is inserted into the ignition, the serial number is sent to the immobilizer in the car and verified that it matches up, it will then allow the engine to start. The only thing that can be a hindrance to this security feature is a special device that can read the chip and match it with another vehicle.
You'll need to find a locksmith that has the equipment to reprogram your key. Some car dealerships also offer this service, but their overhead makes them more expensive than an independent locksmith.
The process of getting a new car keys with a chip inside it is a complicated process. The key has to be cut on a specific machine to get the correct tracks in place that can then be used to program the key to your car. This requires specific software and the right key cutter to get it done properly.
Many auto parts stores are able to copy some of the less complicated chips keys, however you'll need to know the serial number of the original key to ensure the correct information is programmed into the key. Many people make the error of going to their dealer to get a chip key copied, and end with a bill that is higher than what they need to.
Laser-Cut Keys
Laser-cut keys, referred to as sidewinder keys due to their distinctive winding cuts on the key shank provide an additional layer of security to your vehicle. Keys like these are a great deterrent to auto theft because they require special equipment to duplicate.
Like transponder keys, they feature built-in chips that block unauthorised copies of keys from opening your car. They also usually contain a unique code the key, which needs to be programmed for your specific vehicle to unlock it and start it. key replacement of security will protect your investment and prevent thieves from trying to steal your vehicle for parts or to resell it.
In terms of their design Laser-cut keys are different from mechanical cut keys due to having smaller grooves that have been carved out of the key. The key shaft is more substantial, which is another sign that this is not an ordinary car key. Locksmiths typically use milling machines to cut these keys. It's akin to a drill bit and is designed to remove metal in very precise angles.
They're among the most secure keys you can buy for your vehicle, since they're extremely difficult to duplicate and only cut by the dealer or a certified locksmith. In contrast to traditional keys, they're made using a small piece of steel that is cut into a shape and then cut using a laser in the factory. This kind of key is extremely durable and can stand up to many years of wear and tear which makes it one of the best options to protect your car.
The key can be folded into the fob, or be released by pressing the button. These keys are used in German cars and offer an extra layer of security against car thieves. They also make it extremely difficult for thieves to pick or pick-lock your vehicle since the cylinder is extremely tough and difficult to break into.
Smart Keys
Smart keys communicate with the vehicle using radio-frequency identification (RFID) instead of the traditional single piece of carved metal. They are equipped with a chip that has a unique code, which is encoded on each key. When you open your car's doors, or open the trunk the key sends a signal to the car's onboard computer. The computer then prompts the right frequency which allows you to open your car and start it.
The smart key's chip comes with a variety of security features that protect against theft. The key emits a low-frequency signal that can only be detected by your car. If the computer onboard detects this signal, it will transmit an additional signal that is unique and only your vehicle can comprehend. This stops a tech-savvy criminal from using an electronic pulse generator to "fool the system" and make the key work on other vehicles.
In addition to locking and opening the car, some smart keys come with additional features such as storing particular driver preferences, remotely opening windows or the sunroof, and more. These are accomplished by activating the key's proximity sensor, pressing a button on the key itself, or, in some instances, by twisting a tiny metal piece inside the key.
Most of these key fobs have a button that can unlock the doors on their own, but some have another method of opening them with a slot or by placing the dead key close to the dashboard, where it is able to hold an inductive coil that is able to transfer energy. Some key fobs have an electronic (fully emergency) key blade inside the key.
Replacing a smart key typically requires a visit the dealership, where they will either have the replacement in stock or order it for you. They'll also need to program the new key to recognize the car you are driving. You can also go to a locksmith for your replacement key fob to be programmed and replaced. Locksmiths will cost more than a dealer, but he or she can do the job quicker and for less.