Car Key Fob Repairs
Key fobs today do much more than just unlock and start vehicles. This extra complexity can lead to expensive repair bills if it breaks.
The good news is that the majority of fobs are equipped with flat-watch-style batteries that are easy to replace at home. It is possible that a simple reset is enough to make your fob work again.
Battery Replacement
The most frequent reason why a key fob stops working is because of a dead battery. This is easy to fix, and it's worth a try before you decide to spend money on a new fob. Take your car to a local auto parts store or a hardware retailer that stocks button cell batteries and pick up an alternative. You can also consult the owner's manual (or YouTube for videos explaining how to replace the battery) for specific instructions on how to replace and open the battery in your fob.
You'll need to gently pull apart the sides of most fobs to reach the battery. It's usually a screwdriver or some other tool with a thin, flat blade. It may be helpful to look for a notch on the lower edge of the fob that you can wedge your tool between. It is also advisable to look out for small pieces that might break loose while you work.
Insert the new battery the same manner as you removed the old one. The positive (+) side should be facing the buttons and the reverse (-) the marks on the compartment for the battery.
Check the fob to determine whether it functions by pressing a button. If it isn't working, there could be a problem in your vehicle that needs to be repaired or replaced by a specialist.
Some key fobs require special tools to open and close, and the connections inside may be delicate and easily corroded. In these situations, a car specialist or dealer may be your best option. If you need to replace batteries, you should be gentle and follow the specific instructions in the owner's manual. You might be able to find a similar battery at a discounter store or a big-box retailer but you'll have to consult your owner's manual to make sure that it's the right one for your vehicle.
Replace the internal key
To prevent theft, most key fobs have an internal mechanical key that is hidden within. If the battery inside the fob goes out, a blank key is left behind, which can be used to open trunks and doors. In some instances, this key can even start certain cars. The majority of people don't realize that they can save a trip to a dealership by replacing the fob batteries. The flat watch-style batteries are used in the majority of modern fobs. They can be found in hardware and auto parts stores. Choosing the right type of battery is crucial however. The wrong kind can damage the electronic circuitry, which can cause the battery to fail sooner.
If the problem persists after you replace the battery, it may be an indication that something else is going on with your vehicle. Go through the owner's manual to determine if there's a reset procedure that can bring the fob back to factory programming. If key fob repairs doesn't help then you'll need to go to a dealership or an independent shop that specializes in vehicle security systems and fob programming.
Fobs could also fail due to faulty transmitter receivers. They are typically located on the dashboard or near the steering wheel, and transmit signals that allow you to open and start your car with the fob. It is possible that you will need to get closer to the car to enable it.
It could be required for a professional to open the case of the fob to replace the transmitter. A simple screwdriver will usually work, however certain fobs require a specific tool or a special piece of equipment that can only be found at a dealer. This is a job that must be handled by a qualified mechanic to ensure that the fob is not damaged and yourself.
Reprogramming the Key
A key fob that's not working might just need an upgrade in battery. Since these batteries are inexpensive and easily available at pharmacies and home improvement stores, it's an excellent first step prior to investing in a new car key fob.
You can also re-program your key fob by yourself If you follow a few basic steps. The process is different for different vehicles makes, so it's important to read the owner's manual and research the specifics of your particular model. One key fob could require the ignition to be switched on when reprogramming. Another key might require the key to be inserted and removed repeatedly.
The general procedure is very easy. First, make sure the new battery is securely in place. Close all doors, except the driver's door. This will ensure that the new key is communicating with the vehicle in a correct manner. After that, put the old key back into the ignition and switch it to the ON position, but don't start the engine. Press the lock button while aiming the fob toward the receiver of the transmission. It is usually located on the front, above the mirror. The key will signal to the vehicle within a brief amount of time that it is being programmed. This can be accomplished by turning the door locks or emitting an audible chime. This can be a tricky process, so pay close attention to the timing and avoid pressing too hard the button.
If the key fob doesn't work after reprogramming, try replacing the batteries. If the issue is still there, you may want to visit your local locksmith or dealer. A professional will have the tools and programming equipment necessary to re-program your car's fob, or create an entirely new key if required.
Genesky says he's able to program newer fobs ranging from $200 and $250, depending on the model of vehicle. Genesky has had European models rejected because he lacks the expensive equipment required. Most aftermarket fobs can be programmed, but you should always consult your local dealer to determine the price.
How do I get a new fob
If your key fob cannot be fixed, you could have to purchase an entirely new one. Depending on your vehicle's make and model, an auto locksmith or a dealership might be able to assist. The dealership will likely be the most expensive option for a fob replacement however, they'll have all the required tools and software to programme your vehicle properly. Many independent locksmiths offer a new car key fob at a much lower price.
Before you decide to purchase an entirely new device it's an excellent idea to try resetting your current one. Your owner's manual should outline the proper reset procedure that is typically pushing a few buttons which restores the original programming.
It is also a good idea to read the owner's manual and warranty information before deciding where to go for an replacement fob for your key. If your vehicle's warranty is in good standing or you have an auto club or insurance policy that covers bumper-to-bumper, you may qualify to receive a reimbursement for the cost of replacing the fob.
Finding the right where to purchase the fob you need can be difficult. If you own a new car and want the assurance from knowing that your key fobs are in good order, you may prefer going to the dealership for this service. If you are looking for a more affordable alternative, it is possible to find a locksmith that will offer the same service at an affordable cost.
A locksmith who is professional is a great choice for those who aren't comfortable with this kind of work. They're trained and equipped to replace or reprogram key fobs for cars of all kinds and can do it quickly. Additionally, locksmiths is often able to come to your workplace or home to do the job, which can be very practical for some. They can even cut and program keys on the spot if you have lost them, which is ideal for those who prefer not to leave their cars in the dark.