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Car Key Fob Replacement

Many cars use key fobs that allow you to lock and unlock the doors and allow you to start your vehicle. Replacing the standard key fob typically requires an appointment with the dealer who will charge you according to the model of your car.

Consumer Reports has some simple ways to save money. Here's how:

Battery

The first thing to do when your key fob isn't working is to change its battery. These devices, which have replaced traditional keys, can do more than unlock and lock the car. Depending on how often you press them, they're constantly sending out a coded signal in a unique sequence that sends to the car's receiver to either lock or unlock it. Fobs won't last forever, however as with any other device that spends most of its life jostling around in your purse and pockets they may cease to function when they age.

If you're lucky enough, your new-car dealer will offer key fob batteries replacement that work with your vehicle. If not, they are available at auto parts stores, or big-box retailers. It is generally recommended to purchase a CR2032 button cell battery, which ranges from $2-4 American for a pack of two. You'll need to remove the old battery from your fob before installing the new one with care in order to avoid damage to the electronic circuit board.

Some of the newer fobs include a tiny key that can be pulled out when your keys don't work to open the door or start the car. This is a convenient feature but can be dangerous for people who frequently lose their keys. Others use a wireless remote-locking system that relies on an RFID chip embedded in the key fob to operate the doors. If you have trouble with this, you'll need to contact your car's manufacturer to determine whether the chip could be reset, or call an locksmith if you need.

You might be able to do the programming yourself if you can buy a replacement fob for a price that you are comfortable with. This is typically a less expensive alternative than purchasing a new key from a dealer. Be aware that not all aftermarket key fobs are compatible with your car and many require specialized equipment to be programmed.

Programming

The majority of modern cars are equipped with electronic key fobs which allow you to unlock and start your vehicle remotely. If you lose yours or require an upgrade, you might be able to program a replacement yourself. Instructions are generally available on the internet. The exact procedure depends on the model of your vehicle. Some owner's guides also contain specific programming instructions. Make sure your key fob is equipped with new batteries before you attempt to program it. They are cheap and easy to replace but an exhausted battery could interfere with the process. Close all doors at once. One open door could affect the function of the fob.

To reprogram a remote key turn off your car and take out the ignition key that was originally used. Press the lock button on the new fob within a predetermined time frame, usually about 10 to 30 seconds. The car might respond by switching on the lights, cycling the locks, or emitting an audible chime to signal an indication that the fob is programmed. Repeat this process for any additional keys you want to add to the system of your vehicle.

This reprogramming technique only works on vehicles that utilize the same technology. If your car has an alternative key fob or has a metal ignition key that is separate, it will need special programming. This is only available at a dealer.

A lot of dealerships offer this service for a flat price, but you might be better off making contact with an automotive locksmith. They have the equipment to complete the task for only a fraction of what you'd spend at a dealership. They might even be able to your home to complete the job.

If you decide to go with the dealership, inquire how much they charge and whether they have a warranty on the work. Verify your warranty or auto club membership or insurance policy to see whether they will cover lost fobs. If you've established a good working relationship with your mechanic, he might even inform you of the cost of this service prior to when you make an appointment.

Dealerships

If you lose your car keys, you might be tempted to go to the dealership to get an alternative. Dealerships might charge more than other locations and may not provide the best price. There are alternatives to get your key fob replaced including hardware stores and locksmiths. These are typically cheaper than a dealership and could save you a significant amount of money.

A car key fob allows you to unlock and start your car without using traditional keys made of metal. It's typically an oval or rectangular piece of plastic that has buttons that allow you to lock and unlock your car or trigger an alarm, or open the trunk. Fobs first became popular in the late 90s, and many vehicles come with them as standard features. They're a great method of opening your car but they can also make it easier for thieves to steal your car.

The most commonly used car key fob model is the push button starter. It how.much is a replacement car key (sell) connected to the ignition in your car. You can typically find these at the dealership or an auto parts store. Other kinds of car key fobs include switchesblade keys, which contain the key made of metal inside a plastic piece and keyless entry fobs. They are well-known because they allow you to unlock and start your vehicle without a physical key.

A lot of dealerships overcharge the price of key fobs as they know that consumers will pay for any service needed to get their car back. It's not always easy to find a replacement key fobs for cars fob at an affordable price. However you can save money by choosing the correct battery and reprogramming it in a different manner.

You can exchange your key with an independent locksmith that is not associated with a specific manufacturer of cars regardless of whether you own traditional metal keys, or a smart, electronic key. A lot of these places offer a variety of replacement keys and are able to cut and program them for less than the dealers. You can even use a search engine to find a locksmith that is independent in your area.

Locksmiths

If your key fob goes missing, you'll likely need to hire a professional to replace it. However, it might not be as expensive as you think, particularly when the key fob has a smart feature like an automatic locking system or a remote start button.

Modern cars are equipped with smart keys designed to guard against theft by sending unique security codes each time the button is hit. The codes aren't stored on the fob itself, but rather in an embedded chip that communicates with the car key replacement service to unlock doors and start the engine. Due to this extra layer only locksmiths and car dealership technicians have the tools and know-how required to reprogram these keys.

You might be able to purchase a new keyfob at a locksmith or hardware store that specializes in automotive security for less than what the cost of a replacement car key you would pay if bought it through a dealer. You'll still have to hire an expert to program your fob. This may require the same equipment that the dealership uses.

Certain automakers provide instructions for self-programming fobs in their user's manuals or online. These steps can be quite difficult, however you may require another key fob that is functional to speed up the process, or even perform it at all. It's wise for both tenants and owners to have two key fobs working before they lose one.

If your car also has a traditional metal key it is possible to purchase a spare at the hardware or key cutting store, provided that the metal key wasn't lost with the fob. Fobs with a transponder on both the key shank as well as the fob might require programming by a professional, however this can be costly when you need to create more than one spare or if the key needs replacement.

Those with German cars, for instance one, with the "flip" function, which is similar to a switchblade knife, might only be able to find replacement fobs at the dealer. This is because these fobs use an electronic transponder that can only be reset or reprogrammed by the dealer service department.