Car Key Fob Repairs

Today's key fobs are more than just a way to unlock and start cars. However, that added complexity can cause expensive repair costs if one of them breaks.

The good news is that most fobs use flat watch-style batteries that are easy to replace at home. It is possible that a simple reset is enough to bring your fob back to life.

Battery Replacement

The most frequent reason why the key fob ceases to function is because of an inoperative battery. It's simple to fix and worth trying before you spend money on a replacement fob. Take your car to a local auto parts store or a hardware retailer that stocks button cell batteries and purchase an alternative. You can also check your owner's manual (or in the event that you don't have one, YouTube is full of videos of people who explain how to do it) for specific instructions for opening and replacing the battery in the specific type of fob you have.

The majority of fobs have two halves that snap togetherYou'll need to pull the sides apart to access the battery. You'll need a small flat-bladed screwdriver, or another tool with a small blade. You can insert your tool into a notch at the bottom of the key fob. You may also want to look out for small pieces that could break loose as you work.

Insert the new battery the same way you removed the previous one. Make sure the positive (+) side is facing upwards towards the buttons and that the negative (-) side of the battery is aligned with the markings inside the battery compartment of your fob.

Check the fob to determine if it works by pushing a button. If it doesn't work, there could be a problem with your car that requires a professional to fix or replace.

Some key fobs are difficult to open and the contacts may be fragile and easily corroded. In these situations an expert in the field or the dealer will likely be the best choice. When replacing a battery, be patient and follow your owner's instructions. You may be able to locate a comparable battery at a discounter store or a big-box retailer however, you'll need to refer to your owner's manual to be sure that it's the right one for your vehicle.

Replace the internal key

To prevent theft, most key fobs come with an internal mechanical key that is hidden within. When the battery in the fob fails and the key is discarded, a blank one is left behind, which can be used to open trunks and doors. In some cases it is possible to start certain vehicles. The majority of people don't realize that they can avoid a trip to the dealership by replacing the fob batteries. The flat watch-style battery is found in most modern fobs. These batteries can be found at auto parts stores and hardware stores. Using the correct type of battery is crucial, however. The wrong type can damage the circuitry, car key fob repairs causing the fob's failure earlier.

If the issue persists after replacing the battery, it could be an indication that there is something else wrong with your vehicle. Review the owner's manual of your vehicle to see if there's an option to reset the fob and restore the fob's factory programming. If this isn't working, you'll need go to a dealer or independent shop that specializes security systems for vehicles and key fob programming.

Fobs may also malfunction due to faulty transmitter receivers. They are typically placed on the dashboard or close to the steering wheel, and they send signals that allow you to unlock and start your car with the fob. You may have to move closer to your car to get it to work.

A professional might have to open the fob's case to replace the transmitter. A simple screwdriver can usually work, car key fob repairs however certain fobs require a special tool or special equipment that can only be found at a dealer. This is a job that should be performed by a certified mechanic to avoid damaging the fob as well as yourself.

Reprogramming the Key

A key fob that is not working may simply need an upgrade in battery. Because these batteries are cheap and readily available at pharmacies and home improvement stores, it's the ideal first step before buying the purchase of a new car key fob.

You can also reprogram your key fob on your own If you follow the steps below. The process is different for different vehicles makes, so it's important to refer to the owner's manual as well as research the specifics of your particular model. For instance one key fob could require that the ignition be switched on while reprogramming the key. A key fob might require the key to be inserted multiple times.

The procedure is simple. First, make sure that the new battery is firmly in place. Then, get into the driver's seat and shut all doors EXCEPT for the driver's side door. This will ensure that the new fob is communicating with the vehicle properly. Then, put the old key back in the ignition and turn it on to the ON position, but do not start the engine. Press the lock button while aiming the fob toward the transmission receiver. It is usually located on the front above the mirror. Within a short time frame the key will signal to the vehicle that it's programmed by triggering the doors' locks or generating an emitted sound. This is a challenging procedure, so pay attention to the timing and don't press too hard the button.

If the key fob does not work Try reprogramming it with new batteries. If the problem persists, a visit to your car dealer or a locksmith should be considered. A professional will have all the tools and equipment required to reprogram your car fob or design a new one, if required.

Genesky says that he can program newer fobs that range between $200 and $250, based on the vehicle. However, he's had to turn down customers who have European models due to the fact that there's no equipment required. Fortunately, many aftermarket fobs can be programmable but it's always best to check with a car dealer first to find out what their price is.

Getting a New Fob

If the key fob you have cannot be repaired, you may have to purchase a new one. Based on the make and model, a dealership or an auto locksmith may be able to help. The dealership will likely be the most expensive option for a replacement fob, but they will also have all of the necessary tools and software needed to program your vehicle correctly. Many independent locksmiths offer a brand new car key fob for a much lower price.

It is a good thing to attempt to reset your current fob before you rush out to buy an entirely new one. The owner's manual should outline the correct procedure for reset. It is typically a series button presses which restores the factory settings.

It is recommended to check your owner's manual and warranty information before you decide where to go for the replacement of your key fob. If your vehicle is under warranty, or you have a car-insurance policy or auto club membership with bumper-to-bumper coverage, you may be able to receive some reimbursement for the cost of a new fob.

Finding the right place to get a fob can be a challenge. You might want to go to the dealer for this service if you are driving a brand new car and you want peace of mind knowing that your key fobs are functioning properly. However, if you're looking for an option that is more affordable, it is often possible to find a locksmith independent who can provide the same services for a significantly lower price.

If you're not confident handling this type of work on your own, a professional locksmith can be a great choice. They're trained and equipped to replace or reprogram key fobs for cars of all kinds and do it quickly. A locksmith can also visit your office or home, which is convenient for many. They can cut keys and program them on site if you've lost keys. This is ideal for those who do not want to leave their car in the garage.