Car Key Fob Replacement

Many cars now use key fobs, which can lock and unlock doors and also allow the car to start. Replacing a standard key fob normally requires an appointment with a dealer who will charge based on the make of your car.

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

Battery

The first step to take if the key fob you have is not working is to change the battery. These little devices that have taken over the place of traditional keys have more in them than just buttons that lock and unlock your vehicle. Depending on the frequency at which you press them, they're constantly sending out a coded signal in a distinct sequence that goes to an inside car receiver to either lock or unlock it. Fobs won't last forever, however as with any other device that spends the majority 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 will work with your vehicle. If not, they're available at auto parts stores, or big-box retailers. You'll want a CR2032 battery, which is usually around $2-4 American per pack of two. To prevent damaging the electronic circuit board, you'll need to carefully remove the old battery from your key fob and replace it with the new one.

Some modern fobs include tiny keys inside that you can remove if keys don't open your door or start your engine. While this is a great feature, it can be risky for those with a tendency to lose keys. Some use a wireless remote locking system that relies on an RFID chip embedded in the key fob in order to operate the doors. If you're having trouble with this, it's best to contact the manufacturer of your car to see whether the chip can be reset, or call an locksmith if you need.

You may be able do the programming yourself if it is possible to purchase a replacement key at a price that you are comfortable with. This is typically a cheaper option than paying for a replacement key at the dealership. Be aware that not all key fobs from aftermarket will work with your vehicle and some require specialized equipment to be programmed.

Programming

Modern cars are usually equipped with electronic keys which allow you to unlock and start the vehicle remotely. If you lose yours, or require an upgrade you may be capable of programming the replacement yourself. The exact procedure will depend on the model of your car however instructions are typically available online. Some owner's manuals contain specific programming instructions. Before you attempt to reprogramme your key fob, make sure it's got fresh batteries. They are affordable and simple to replace, but an exhausted battery could interfere with the process. Close all doors in one open door can affect the functionality of the fob.

To reprogram a remote key, switch off your car and remove the original ignition key. Press the lock button of the new fob within a certain time period, usually between 10 to 30 seconds. The car could respond by switching on the lights, turning off the locks or emitting an audible chime as confirmation that the fob has been programmed. Repeat this procedure for any additional fobs that you would like to add to your car's system.

Be aware that this reprogramming technique is only available for vehicles that utilize the same technology. If your vehicle uses a different type of key fob, or has an ignition key made of metal it will require specialized programming that can only be done by an authorized dealer.

Many dealerships provide this service for a flat cost however you may be in a position to save money by calling an automotive locksmith instead. They usually have the equipment to accomplish the task for a fraction of the price you would pay at the dealership. They may even be able to your home to complete the work.

If you decide to go to the dealership, inquire how much they charge and whether they have a warranty on the work. Also, make sure to check your new car warranty and auto club membership as well as your insurance policy on cars to see whether it covers malfunctions or lost fobs due to them. If you have a good relationship with your mechanic, they may even let you know about the cost of this service before you schedule an appointment.

Dealerships

You may be enticed if you lose your keys to go to a dealership to get them replaced. Dealerships can charge more for this service than other places and may not be the most affordable option. Hardware stores and locksmiths are two other options for replacing your key fob. These stores are typically cheaper than the dealership and can save you a significant amount of money.

A car key fob allows you to open and start your car without traditional keys made of metal. It's typically a rectangular or oval piece of plastic with buttons that allow you to lock and unlock your vehicle or set off an alarm or open the trunk. Fobs became popular in 1990s and are now common on many automobiles. They can be a convenient way to unlock your car, however they also make it simple for thieves to rob your vehicle.

The most popular type of car key fob is the push-button starter, which is affixed to the ignition of your vehicle. You can usually find them at the dealership or an auto parts store. Switchblade keys, in which the metal key is enclosed inside a plastic piece, and keyless entry key fobs are different types of car fobs. The latter are the most well-known because they allow you to open and start your car without the need for a physical key.

Many dealerships inflate the cost of key fobs since they know that customers will be willing to pay for any service in order to return their vehicle. It's not always easy to find a replacement fob at an affordable cost. However, you can save some money by choosing the correct battery and reprogram programming it in a different manner.

You can replace your key with an independent locksmith who is not associated with a specific manufacturer of cars, whether you have traditional metal keys or a smart electronic key. They offer a broad choice of replacement keys and are able to cut and program them for cheaper than dealers. You can use a search engine in order to locate a locksmith that is independent near you.

Locksmiths

If your key fob goes missing, you'll most likely have to hire a professional replace it. It may not be as expensive as you think if your key fob comes with a smart feature, like remote start or automatic locking.

Smart keys are found in all modern cars to prevent theft. They work by sending a unique security code every when the key is used. These codes are not stored on the fob itself but rather in an embedded chip which communicates with the vehicle to open doors and start it. Due to this extra layer only locksmiths and car dealership technicians have the tools and knowledge needed to reprogram these keys.

You may be able to purchase a new keyfob from a locksmith or hardware store that specializes in security for cars at a lower cost than the cost you would pay if purchased it from a dealer. But, you'll most likely require a professional to program the fob, which could require the same equipment the dealership utilizes.

Certain automakers offer instructions for self-programming fobs in their owners' manuals or on the internet. These steps can be a bit tricky, though, and you might need an additional key fob to speed up the process, or even to complete it all. This is why it's prudent for owners and lessees alike to have two functional key fobs prior to experiencing the disappointment of losing one.

If your car is equipped with an old-fashioned key shank in addition to a smart key that you can purchase a spare key at a hardware or key cutting shop for a reasonable price in the event that the metal key isn't lost car key replacement together with the fob. Fobs that have a transponder component on both the key shank and the fob will probably need to be professionally programmed, however, which can be costly if you have to have more than one spare or if the key is required to be replaced.

Replacement fobs for German automobiles that feature a "flip" that is similar to the switchblade, are only available at the dealership. This is because these fobs utilize a transponder which can only be reset or reprogrammed at the dealer service department.