Car Key Fob Replacement

Many cars now use key fobs that can lock and unlock doors and allow you to start your car. Typically, replacing a standard fob will require an appointment at the dealership, which charges depending on the make of your vehicle.

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 need to do is replace its battery. These devices are replacing traditional keys, do much more than unlock and lock the car. Depending on the frequency you press them, they're constantly sending out the coded signal in a distinct sequence that goes to a receiver inside the car to either lock or unlock it. Fobs aren't impervious to damage, however as with any other gadget that spends most of its life jostling around in your purse and pockets they may cease to function as they age.

If you're lucky, your new car dealer will have replacement key fob batteries that will work with your vehicle. If not, they're available at auto parts stores or big-box retailers. You'll typically need a CR2032 button cell battery which costs from about $2-4 American for a set of two. It is necessary to remove the old battery from your fob, and then install the new one with care in order to ensure that there is no damage to the electronic circuit board.

Some of the latest fobs have a small key that can be pulled out if your keys fail to open the door or start the car. While this is a convenient feature, it could be a risk for people who have a tendency to lose keys. Some people use a wireless remote locking system that relies upon an RFID chip embedded into the key fob. If you're having issues, contact your car manufacturer and ask if the chip might be reset. You can also contact a locksmith.

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 purchasing a brand new key from a dealer. Be aware that not all replacement keys from the aftermarket will work with your vehicle and require specialized equipment for programming.

Programming

Most modern cars come equipped with electronic key fobs that allow you to unlock and start the vehicle remotely. You might be able create a new key if you lose yours, or if you need one. The exact process depends on your vehicle model however instructions are typically available online. Some owner's guides also contain specific programming instructions. Make sure your key fob is powered by a new battery before you attempt to reprogram it. They are affordable and easy to replace but an exhausted battery could interfere with the process. It is also a good idea to close all doors since even one door left open could influence how the fob operates.

To reprogram a key fob, turn off your vehicle and take the original key from its ignition. Press the lock button on the new fob within the specified time frame, usually about 10 to 30 seconds. The car may respond by cycling the locks, switching on the lights, or emitting a chime signal to confirm that the fob has been programmed. Repeat this procedure for any additional fobs you want to add to your car's system.

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

Many dealerships offer this service for a flat cost however you may be better off contacting an automotive locksmith instead. They have the tools to complete the work at less than what you'd have to pay at the dealership. They may even be able visit you to complete the work.

If you choose to go with the dealership, replace inquire what their charges are and whether they have a warranty on the work. Also, check your new-car warranty, auto club membership or car-insurance policy to see whether it covers malfunctions or lost fobs due to them. If you're in good contact with your mechanic, they might even let you know about their pricing for this service before you schedule an appointment.

Dealerships

You may be tempted, in the event that you lose your keys to visit a dealership to get them replaced. However, dealerships typically cost more than other locations for this service, and they may not be the most affordable price. Hardware stores and locksmiths are two other options for replacing your key fob. These are typically less expensive than the dealership and could save you a significant amount of money.

A car key fob lets you to open and start your car without using traditional keys made of metal. It's a rectangular or oblong piece of plastic with buttons that allow you to lock and unlock your vehicle, trigger an alarm, or open the trunk. Fobs gained popularity in the 1990s and are now common on a variety of automobiles. They're a great way to open your car, but they can also make it easier for thieves to steal your car.

The most commonly used car key fob type is the push button starter. It is connected to the ignition in your car. These are usually found in an auto parts store or dealership. Keys with a switchblade, where the key is made of metal and encased in a plastic piece and keyless entry key fobs are also types of car fobs. The latter are the most sought-after because they permit you to open and start your car without a physical key.

Many dealerships inflate the cost of key fobs because they know that consumers will pay anything to get their vehicle back. Although it's difficult to find a cheap replacement for a fob, you can save money by selecting the right replacement battery and using an alternative method of reprogramming the device.

If you own a traditional metal key, a push-button starter or one of the more modern smart keys, you can change it at an independent locksmith that's not associated with any particular car manufacturer. There are many locksmiths that have a wide selection of replacement keys and are able to cut and program them for much less than the dealers. You can search the search engine to find an independent locksmith near you.

Locksmiths

If your key fob has been lost, you will need to hire an expert to replace the item. It may not be as costly as you think if your key fob has an advanced feature, such as remote start or automatic locking.

Smart keys are utilized in all modern cars to guard against theft. They work by sending a unique security code every time a key is pressed. These codes aren't stored on the fob itself, but rather in an embedded chip that communicates with the car in order to unlock doors and even start the engine. Because of this additional layer of security, it's only licensed locksmiths or car dealership technicians who have the equipment and know-how to reprogram replacements for these kinds of keys.

Based on the model and year, you could be able to purchase an entirely new key fob from an auto repair shop or a locksmith that specializes in automotive locksmithing for less than it would cost for car key replacement through the dealer. But, you'll most likely require an expert to program the fob, which may require the same equipment that the dealership employs.

Some automakers offer instructions for doing the programming yourself for key fobs on their websites or in their owner's manuals. These steps can be difficult and you may require an additional key fob in order to complete the process. This is why it's prudent for owners and lessees alike to have two functional key fobs before they experience the frustration of losing one.

If your car has an old-fashioned metal key you can purchase one at the hardware or key cutting store, as long as the key was not lost along with the fob. Fobs that have a transponder on both the key shank as well as the fob may require programming by a professional. However, this can be costly in the event that you need to make more than one spare, or if your key requires replacement.

Replacement fobs for German cars with the "flip" that is similar in function to a switchblade, are only available at the dealership. The reason for this is that the fobs are typically a special type of transponder that can only be reset and programmed by the dealer's service department, which is typically the only manufacturer with the equipment necessary to do so.