The 10 Most Terrifying Things About Car Key Fob Repair

Car Key Fob Repairs
Key fobs today can do much more than simply unlock and start vehicles. This extra complexity can cause costly repair costs if it breaks.
It's a good idea to know that most fobs are powered by flat-watch-style batteries which can be easily replaced at home. And you may find that a reset will bring it back to life.
Battery Replacement
The most common reason the key fob ceases to function is because of the battery being dead. This is easy to repair, and is worth trying before you spend money on a new fob. You can buy a new button cell battery at your local auto part retailer or hardware store if you have one. You can also refer to your owner's guide (or YouTube for videos explaining how to replace the battery) to find specific instructions on how to replace and open the battery in your fob.
Most fobs have two halves that snap together -- you'll need to gently pull the sides apart in order to access the battery. You'll need a small, flat-bladed screwdriver or another tool with a small blade. It's a good idea to look for a notch along the bottom of the fob which you can use to place your tool between. You may also want to watch out for tiny pieces that may come loose while working.
Insert the new battery the same way as you removed the previous one. The positive (+) side should be facing the buttons, while the opposite side is facing (-) the markings on the battery compartment.
Check the fob to determine if it works by pushing a button. If it doesn't work, there may be a problem with your car that needs to be fixed or replaced by a specialist.
Certain key fobs require special tools to open, and the contacts inside could be fragile and easily corroded. In these instances the best choice is to speak with a expert or a dealer. When replacing a battery be patient and follow your owner's manual. You may be able to locate a battery similar in a big-box store or discounter, however, make sure you check the owner's manual to ensure that it's compatible with your car.
Replacing the Internal Key
Most key fobs include the physical key mechanical however, it's hidden within the fob to stop thieves from getting. When the battery in the fob goes out it will leave a blank key left behind, which can be used to open trunks and doors. In some cases, this key can even start certain cars. The majority of people do not realize that they can avoid a trip to the dealership by replacing the fob batteries. The flat watch-style battery is used in most modern fobs. They can be found at auto parts stores and hardware stores. It is important to use the correct kind of battery. A wrong type of battery can harm the electronic circuitry, causing the battery to fail earlier.
If you try replacing the battery and discover that the problem persists it could be an indication that something else is going on with your car. Check your owner's manual to determine if there's a reset procedure that will bring the fob back to factory-setup. If this isn't working, you'll need to visit a dealership or an independent shop that specializes in vehicle-security systems and key fob programming.
Fobs may also malfunction because of faulty transmitter receivers. These are usually built into the dashboard or next to the steering wheel, and they send signals that allow you to unlock and start your car using the fob. You may need to get closer to the car to enable it.
It might be required for a professional to open the case of the fob to replace the transmitter. A simple screwdriver is enough to get the job done, but some fobs have complex release mechanisms that require a specialized tool or equipment that is available only at a dealer. This task must be handled by a certified mechanic in order to avoid damaging the fob as well as yourself.
Reprogramming the Key
A key fob that's not working may simply need a new battery. These batteries are readily available in both pharmacy and home improvement stores and are cheap. This is a great method to start before you purchase the new key fob.
You may also be able to re-program the fob by following some basic steps. The process is different for different vehicles makes, so it's important to refer to the owner's manual and research the specifics of your model. One key fob could require that the ignition be turned on while reprogramming. Another may require the key to be removed and inserted multiple times.
The general procedure is very easy. First, ensure that the new battery is in place. Close all doors except the driver's door. This will ensure that the new fob is communicating with the vehicle properly. After that, put the old key back into 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. This is typically located on the left side, just above the mirror. The key will signal to the vehicle within a short period of time that it's being programmed. This can be done by turning the door locks, or emitting an audible chime. This process can be tricky, so it's important to be attentive to the timing and to not over-press the key button.
If the key fob does not work after reprogramming it, try using new batteries. If the issue persists, you might want to check with your car dealer or locksmith. A professional will have the tools and equipment needed to reprogram your car's fob or clone a new key if it's required.
Genesky says he's able to program newer fobs for $200-$250, depending on the car. key repair 's been denied European models turned away because they don't have the equipment needed. Most aftermarket fobs can be programmed, but you should always consult your local car dealer to find out the cost.
How do I get a new fob
If the key fob you have cannot be repaired, you may have to purchase another one. Based on the make and model, 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 the necessary tools and software needed to program your vehicle correctly. Many locksmiths in independent shops offer a brand new car key fob for an affordable price.
Before you purchase a new key fob, it is a good idea to try resetting your current device. The owner's manual should provide the correct reset procedure. This is usually an orderly press that reset the factory program.
It is recommended to read the owner's manual and warranty information prior to deciding which place to go for the replacement of your key fob. If your vehicle's warranty is in good standing or you have an auto club or car insurance policy that covers bumper to bumper you could qualify to receive a reimbursement for the cost of replacing the fob.
Finding the right location to purchase a fob can be a challenge. If you own a new car and want the assurance with knowing that your keys fobs are in good order, you may prefer going to the dealership to get this service. If you're looking for a more affordable alternative, it's possible to find a locksmith who will offer the same service at a lower price.
A professional locksmith is a good option If you're not confident doing this type of work. They are trained and equipped to replace or reprogram most types of car key fobs and often they can complete the task quickly. A locksmith is also able to visit your office or home, which is convenient for many people. They can even cut and program keys on the spot if you have lost keys, which is great for those who do not want to leave their vehicles unattended.