The 10 Scariest Things About Car Key Fob Repair

Car Key Fob Repairs

Key fobs today do a lot more than just unlock and start vehicles. This added complexity can lead to expensive repair bills when it fails.

It's good to know that most fobs are powered by flat watch-style batteries which can be replaced at home. You may even find that a reset can bring it back to life.

Battery Replacement

The most frequent reason why the key fob ceases to function is because of a dead battery. It's easy to fix and worth trying before you invest in a replacement fob. Simply take your car to a local hardware or auto parts retailer that sells button cells and choose a replacement. You can also refer to your owner's guide (or YouTube for videos explaining how to replace the battery) to get specific instructions on how to replace and open the battery in your fob.

You'll have to gently pull apart the sides of most fobs to reach the battery. It's usually a screwdriver or a different tool that has a flat, thin blade. You can put your tool into a notch on the bottom of the key fob. It is also advisable to keep an eye out for tiny pieces that might break loose while working.

Once you have your new battery, insert it in the same manner that you removed the previous one. The positive (+) side should face the buttons and the negative (-) the markings on the battery compartment.

Check the fob to determine whether it is working by pressing a button. If it doesn't, you may have an issue with your car that requires a professional to repair or replace.

Certain key fobs are difficult to open and their contacts could be fragile and easily corroded. In these instances the best solution is to consult a car expert or a dealer. When replacing a battery, be gentle and follow your owner's instructions. You may be able to locate the same battery at a big-box store or discounter, but make sure you read the owner's manual to make sure it is compatible with your vehicle.

Replace the internal key

Most key fobs include the physical key mechanical, but it's hidden inside the fob to keep it from being stolen. When the fob battery dies, it leaves an internal key that is blank that is able to unlock doors and trunks (and in some cases, start certain vehicles). Most people aren't aware of this however, they can save from a trip to the dealer by simply replacing the fob's battery. Most modern fobs use flat watches-style batteries that can be found in auto parts stores and hardware shops. Choosing the right type of battery is essential, however. A bad battery can damage the electronic circuitry and cause the battery to fail faster.

If the issue persists after you replace the battery, it could be an indication that there is something else wrong with your vehicle. If you have an owner's manual look for there is a reset option available to restore the fob's original programming. If this doesn't work, you'll have to visit a dealership or independent shop that specializes security systems for vehicles and key fob programming.

Fobs may also malfunction because of faulty transmitter receivers. They are typically located on the dashboard or next to the steering wheel, and they send signals that allow you to open and start your car with the fob. If you're being required to get closer and closer to your car to get it to work, there's a good chance that the transmitter isn't working.

It could be necessary for a professional to open the case of the fob to replace the transmitter. A simple screwdriver is usually enough to suffice, but certain fobs require a special tool or equipment that can only be purchased at a dealer. This task should be performed by a certified mechanic in order to avoid damaging the fob as well as yourself.

Reprogramming the Key

A key fob that is not working might just need a new battery. They are easily available in both pharmacy and home improvement stores and are affordable. This is a good way to start before buying a new key fob.

You can also re-program your key fob by yourself if you follow a few basic steps. This procedure can differ between vehicles, so you should read the owner's manual and research the model you have. One key fob might require the ignition to be on when reprogramming. Another may require the key to be inserted and removed repeatedly.

The general procedure is very simple. First, ensure that the new battery is securely in place. Then, sit in 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 correctly. After that, put the old key back into the ignition and switch it to the ON position, but don't start the engine. Then press the lock button on the fob while aiming it at the transmission receiver, which is typically located on the front of the vehicle above the mirror. The key will notify the vehicle within a brief amount of time that it is being programmed. This can be done by turning off the door key repair near me locks or emitting an audible chime. This procedure can be difficult, so it's important to be attentive to the timing and to not over-press the key button.

If the key fob does not function after reprogramming, you can try using a new battery. If the issue is still there, you might want to check with your local locksmith or dealer. A professional will have all the tools and equipment to reprogram your car fob or design a new one if necessary.

Genesky says he's able to program newer fobs for around $200 to $250, based on the model of vehicle. He's been denied European models rejected due to the fact that they don't have the equipment needed. Fortunately, many aftermarket fobs are programmable, but it's always best to talk to the dealer of your choice first to determine what their price is.

Finding a New Fob

If your key fob is simply beyond repair key, you may need to get a new one. Depending on your vehicle's model and make, an auto locksmith or a dealership may be able to help. The dealership is likely to be the most expensive option for a fob replacement however, they'll have all the required tools and software needed to program your vehicle correctly. Many independent locksmiths provide a new car key fob Repair key fob at a much lower price.

It's a good idea to attempt to reset your current device before you make the decision to purchase another one. The owner's manual should provide the correct method of reset. This is usually the result of a series of button presses that reset the factory program.

It is also recommended to check the owner's guide and warranty information to see whether you are eligible for an additional key fob. If your vehicle's warranty is still in effect or you have an auto club or car insurance policy that covers bumper-to-bumper you could qualify for a reimbursement of the cost of a replacement fob.

Finding the best place to get the fob you need can be difficult. It is possible to visit the dealer to get this service if you have a newer vehicle and you want to be confident that your key fobs are functioning correctly. If you're looking for a more affordable option, it is often possible to find a locksmith independent who can offer the same services for a significantly lower price.

A professional locksmith 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. In addition, a locksmith can often come to your home or office to do the job which can be extremely useful for certain people. They can even cut and program keys on the spot if you have lost them, which is ideal for those who don't like to leave their cars in the dark.