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Replacing Key Fobs For Cars
It can be expensive to replace key fobs, particularly if they serve multiple functions or are part of a sophisticated security system. Some fobs have to be reprogrammed in order to work with your car.
There are numerous dealers that charge for the replacement of key fobs and programming. However, there are ways to do it for lower cost. Find out more here.
Transponder Keys
Although a transponder's key may look like a regular metal car key, it's not the same. In addition to the conventional flat blade of the key it has a molded plastic top that houses the transponder. is housed. This key comes with a distinctive chip that transmits signals to the ignition system of the car. This technology is designed to stop vehicles from starting even if the key is located close to the vehicle and has been programmed correctly.
The keys were introduced in the 1990s and are now a standard feature on a lot of cars. They have helped reduce the number of auto thefts and give car owners peace of mind. Certain cars of recent years have included key fobs that allow you to start the vehicle remotely and open and roll down the windows with the press of one button.
While these modern key fobs can be fantastic, they're not indestructible. They're often dropped, banged, and exposed moisture or extreme temperature which can cause key fobs to stop working. Therefore, it's crucial to have at a minimum, a spare key fob on hand at all times in case one of them fails or is lost.
If you search online or in the owner's guide of your car, you can usually find key fobs that can be replaced. In some cases you can even purchase a replacement key fob direct from the manufacturer. For models with luxury cars, however, you'll typically have to go to an authorized locksmith in your area instead. These key fobs are more difficult to duplicate and require special software.
Switchblade Keys
It doesn't matter how carefully you take care of your key fob. It may require replacement at some point. It is best to be prepared and keep a few things in mind so this issue doesn't catch you off guard. First, you should always have spares. Two working fobs can cut down the cost of replacements and you'll save time by being able to remotely roll down windows without having to physically reach inside or press buttons.
If your car is new, you'll likely be able to purchase a replacement from the dealer or an aftermarket supplier and have it programmed to work with your specific vehicle. Some of the latest replacements are only programmed at an auto dealer due to the complex security systems they have. These "smart keys" can cost between $200 and $500 for keys that have a variety of functions, or that are part of security features, such as remote starting.
Some of these keys are also able to connect to a smartphone application that can activate features like the trunk release, which can be handy if you forget to lock your keys when leaving your home. These smart keys are typically more expensive and require programming by a dealership. You can reduce the cost of these keys by using aftermarket fobs, which can be programmed and use similar apps. Locksmiths will charge more to install a smart key. You can also cut down on the cost of these fobs by lubricating the folding mechanism periodically using lubricant made of silicone. But, be careful not to use too much as you could cause internal damages.
Keyless Entry
Modern cars are equipped with key fobs that enable drivers to open doors and start engines without the need to insert a metal key into the ignition. The key fob is usually a small device that can be different in appearance, based on the car manufacturer. It may be connected to the key in metal on Audi and BMW models, or an individual switchblade device on certain Teslas.
A key fob radiates low-frequency signals that contain an identification code that is unique each time you press a button on your remote. The code matches the same one stored inside a receiver unit in your vehicle, allowing the car to recognize the fob and allow its use. The fob can communicate with the computer in the car to switch on the radio or alter the climate control.
Some key fobs are programmed into your car by a dealer. This usually involves paying for the dealer to connect special diagnostic tools and program the replacement fob for your specific vehicle. This isn't always a good idea, however, locksmiths might be able to offer a more affordable solution.
For example a locksmith in Houston that specializes in European cars could charge around $200 to program and replace a new fob on an Audi Q5 or BMW X7. Other car brands could cost more. Make sure to check your warranty or insurance policy, or if belong to an auto club to see if the key fob is covered. Most new-car warranties, including bumper-to-bumper coverage, will cover damaged or lost key fobs. Certain extended warranties or new car financing plans might also include a replacement fob for a key.
Remote Start
A remote start lets you open your car using your key fob or keychain transmitter. You can then remotely start the engine to warm it up before taking off. You can also use it to defrost your windows or start your engine while you're parked. These systems usually connect to a vehicle's power wire as well as ignition, brake, ground and the tachometer wires. The transmitter is a small device that communicates with the system and sends a signal to your vehicle's computer to tell it to start.
A remote starter is usually less expensive than a key fob, and can be installed by an auto locksmith or at home. Some are compatible with vehicles that have manual transmissions and can be extended to accommodate additional functions. Some are more expensive and others can only be used on specific models.
Certain fobs also have the capability of summoning vehicles, similar to Tesla's Summon function. This feature is not widely available, but it could be beneficial for those with limited parking spaces. The fobs in this category typically require specialized programming only available at the dealership.
In general experts suggest buying fobs designed specifically for your particular make and model. Locksmiths will not recommend universal fobs that are generic, even though they work in many automobiles. They can cause damage to your vehicle if not programmed correctly. They may not work as well, and make it difficult to control your car. Instead, you should purchase the replacement fob from a trusted dealer or a locksmith for automotive use. It should appear and feel similar to the original one and be easily programmable. Depending on your needs there are aftermarket fobs that look and function exactly like factory units, but at a fraction of the cost.
Trunk Release
A lot of car fobs have features that go beyond unlock or start your vehicle. Certain models let you open your windows, call the car and auto-park it. This type of feature usually requires an additional fob or app compatible with your car.
If your vehicle's key fob isn't working, you can still make use of a basic key to unlock the trunk and get to your things in the back of the seat or the cargo area. The trunk release cable is one that runs along the floor of the driver's side in most cars. The best way to locate it should be described in the owner's guidebook of your car or in the service manual. You can then reach under the carpet and pull it upwards to activate the trunk release.
Key fobs are similar to normal car keys, but they have unique chips that communicate with the transmitter in the ignition system of the car. They can be locked by pressing a button and unlocking. Keys that can only unlock and start the car are referred to as basic keys, while those with a range of other functions and work with advanced security systems are referred to as smart keys.
Key fobs that are newer tend to cost more than older ones, depending on the model, year and model of your vehicle. Some key fobs can only be purchased from a dealer, since they require an advanced level of technical and security knowledge. Only replacement for key fob has this knowledge.
If you lose your key fob, or it isn't working, check to see if your warranty, auto-insurance policy, or auto club membership will cover the cost. If they don't, Interstate All Battery Center will be able to provide a replacement at a a reasonable cost.