Car Key Fob Replacement
A lot of cars have key fobs that lock and unlock the doors, and start your car. Typically, replacing a standard key fob requires an appointment with the dealer and the cost is based on your vehicle's make.
But Consumer Reports reveals some simple tricks to save you money. Here's how:
Battery
If your key fob ceases to work, the first thing you should do is change its battery. These devices, which have replaced traditional keys, can do a lot more than just lock and unlock the car. Depending on how often you press them, they are constantly sending out an encoded signal in a unique sequence that sends to the car's receiver to either lock or unlock it. Fobs aren't indestructible, though like any other device that spends the majority of its time in your purses and pockets they are prone to break when they age.
If you're lucky enough, your new-car dealer will sell replacement key fob batteries that will work with your vehicle. If not, they are available at auto parts stores, or big-box retailers. You'll want a CR2032 battery that is typically around $2-4 American per pack of two. To avoid damaging the electronic circuit board you'll have to carefully remove the battery that was on your key fob before replacing it with a new one.
Certain newer fobs come with a small physical key stored inside of them that you can remove if the keys fail to open your door or start the engine. This is a useful feature but can be risky for people who are prone to losing their keys. Some people utilize a wireless remote locking system that is based on an RFID chip embedded into the key fob. If you are having trouble, contact your car manufacturer and ask if the chip might be reset. You can also contact an locksmith.
If you can purchase an extra key fob for an affordable price you might be able to program the key yourself. This is typically a less expensive option than buying a new key from the dealer. However, be warned that not all replacement keys from the aftermarket will work with your car and most require specialized equipment for programming.
Programming
Modern cars come with electronic key fobs, which let you start and unlock the car from a distance. You may be able to create a new key if you lose yours or if you need one. Instructions are typically available on the internet. The exact procedure depends on the model of your vehicle. Some owner's manuals contain details on programming. Before you try reprogramming your key fob, ensure that you have new batteries. They are affordable and simple to replace, but the battery that is exhausted can cause problems with the process. It is also a good idea to shut all doors, because even a door left open can affect how well the fob functions.
To reprogram a remote key, turn off your car and take out the original ignition key. Press the lock button on the new fob within the specified time period, typically 10-30 seconds. The car might respond by turning on the lights, turning off the locks, or emitting an audible chime as a confirmation that the fob is programmed. Repeat this procedure for any additional fobs that you would like to add to the system.
This reprogramming method is only applicable on vehicles that utilize the exact same technology. If your car has a different key fob, or has a metal ignition key that is different, it will need specialized programming. auto replacement key is only available by the dealer.
Many dealerships provide this service for a flat price however you may be better off calling an automotive locksmith instead. They have the equipment to do the work for only a fraction of what you'd have to pay at the dealership. They might even be able to travel to your location to do the work.
Ask the dealer what the service will cost and if they have the possibility of a guarantee. Also, make sure to check your new car warranty, auto club membership or car-insurance policy to see if it covers any lost fobs or malfunctions related to them. If you're in good contact with your mechanic, they might even let you know the cost of this service prior to making an appointment.
Dealerships
If you lose your car keys, you could be tempted to go to the dealership to get a replacement. However, dealerships typically cost more than other locations for this service, and they may not be the most affordable price. Locksmiths and hardware stores are two other options for replacing your key fob. These stores are usually less expensive than the dealership and can save you money.
A car key fob is a piece technology that lets you unlock and start your car without having to use a traditional key made of metal. It's an oval or rectangular piece of plastic that has buttons that allow you to lock and unlock your vehicle, set off an alert or open the trunk. Fobs became popular in 1990s and are now standard on many automobiles. They are a convenient way to open your car, but they can also make it easier for thieves to steal your car.
The most common type of car key fob is the one with a push-button start, which is affixed to the ignition of your car. These are usually found at an auto parts store or dealership. Other kinds of car key fobs include switchesblade keys, which contain the key made of metal inside a piece of plastic, and keyless entry fobs. They are popular because they let you unlock and start your car without the need for a physical key.
Many dealerships inflate prices for key fobs since they know that customers will pay anything to get their vehicle back. It can be difficult to find a replacement fob at a reasonable price. However, you can save some money by using the correct battery and programming it in a different manner.
If you have a traditional metal key a push-button starter or one of the latest smart keys, you can get a replacement for it at a locksmith that isn't associated with any specific car manufacturer. They have a wide selection of replacement keys, and are able to cut and program them at a much lower price than dealers. You can search a search engine in order to locate a locksmith that is independent near you.
Locksmiths
If your key fob has been lost, you'll have to hire an expert to replace the item. But it may not be as costly as you think, especially when the key fob has a smart feature like the automatic locking feature or a remote start button.
Most modern cars have smart keys that are designed to prevent theft by sending unique security codes each time the button is hit. These codes are not stored on the fob, but instead in an embedded chip that communicates with the vehicle to unlock doors and begin it. Because of this additional layer of security, it's usually only certified locksmiths or car dealership technicians who have the equipment and know-how to reprogram replacements to these types of keys.
It is possible to purchase a new keyfob from an establishment like a hardware or locksmith that specializes in car security at a lower cost than you would pay if you purchased it from a dealer. You'll still have to hire a professional to program your fob. This could require the same equipment as the dealership.

Certain automakers offer instructions for self-programming fobs in their owner's manuals or online. These steps can be tricky and you may require a second key fob in order to complete the process. It's recommended for both owners and lessees alike to have two functioning key fobs prior to experiencing the disappointment of losing one.
If your car also has traditional metal keys you can purchase an extra key at a key cutting or hardware store, as long as the metal key wasn't lost along with the fob. Fobs that have a transponder component on both the key shank and the fob are likely to require a professional to program however, and this can increase the cost if you need to have more than one spare or the key has to be replaced.
Those who own German cars, for instance, that have a "flip" function which is similar to a switchblade knife, may only be able to get replacement fobs from the dealership. This is because these fobs use an electronic transponder that can only be reset or reprogrammed by the service department of the dealer.