Car Key Fob Repairs

Today's key fobs are more than just a way to unlock and start cars. However, the added complexity could add up to expensive repair costs when one of them fails.

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

Battery Replacement

A dead battery is the main reason for a key fob that isn't working. It's a simple fix, and it's worth a try before you go spending money on a new key fob. Simply take your car to a local auto parts store or hardware retailer that sells button cell batteries and purchase an alternative. You can also consult your owner's guide (or YouTube for videos explaining how to replace the battery) for specific instructions on how to replace and open the battery inside your fob.

Most fobs come with two halves that snap together -- you'll need to gently pry the sides apart to access the battery. You'll require a small flat-bladed screwdriver or another tool with a blade that is thin. It's a good idea to look for a notch along the bottom of the fob which you can wedge your tool between. You might also want to look for small pieces that could come loose while you work.

Once you have your new battery, you can insert it in the same way that you removed the old one. The positive (+) side should be facing the buttons, while the opposite side is facing (-) the markings on the battery compartment.

You can push a button to test the fob. If it doesn't work, you might have a problem with your car that requires a specialist to repair or replace.

Certain key fobs require specific tools to open, and the contacts inside may be delicate and susceptible to corroding. In these cases, the best option is to speak with a specialist or dealer. When replacing a battery be patient and follow your owner's manual. You might be able to find an identical battery in a big-box store or discounter, however, make sure you read your owner's guide to ensure it is compatible with your vehicle.

Replacing the Internal Key

Most key fobs contain a physical mechanical key, but it's hidden inside the fob to keep it from being stolen. When the battery in the fob dies it will leave an internal key that is blank that can unlock doors and trunks (and in some cases, start certain cars). A majority of people don't realize that they can save a trip to a dealership by recharging the fob batteries. The flat watch-style batteries are used in the majority of modern fobs. These batteries can be found in hardware and auto parts stores. Choosing the right type of battery is important however. The wrong type can damage the circuitry and cause the fob's failure earlier.

If the problem continues to persist after replacing the battery, it could be an indication that something else is going on with your vehicle. If you have an owner's guide and you're not sure, try to determine if a reset procedure is available to restore the fob's factory programming. If this doesn't help you'll have to visit a dealership or an independent shop that specializes in vehicle security systems and fob programming.

Fobs can also fail due to faulty transmitter receivers. These are usually located close to the steering wheel, or in the dashboard. They transmit signals to allow you to unlock your car and start it with the fob. If you're required to move closer and closer to your vehicle to be able to make it work, there's a good chance that the transmitter isn't working.

It could be necessary for a professional to remove the case of the fob to replace the transmitter. A simple screwdriver will usually do the trick, but some fobs require a specialized tool or equipment which can only be found at a dealership. It's best to have a qualified mechanic perform this task so you don't damage the fob or hurt yourself.

Reprogramming the Key

Often a non-functional key fob simply requires a new battery. These batteries are readily available in pharmacy and home improvement stores and are inexpensive. This is a great method to start before you purchase the new key fob.

Alternately, you might be able to program the fob on your own by following a few basic steps. This process varies between vehicle makes, so it's important to refer to the owner's manual and research the specifics of the model you own. A key fob may require that the ignition be switched on when programming. Another might need the key to be removed and inserted several times.

The basic procedure is simple. Make sure that the battery is securely in place. Close all doors, except the driver's door. This will ensure the new key is communicating with the vehicle properly. Then, put the old key back in the ignition and turn it to the ON position, but do not start the engine. Next press the lock button on the fob while looking at the transmission receiver, which is typically located on the front of the vehicle above the mirror. In a short period of time the key will announce to the vehicle that it's been programmed by cycling the doors locks or emitting a chime. This is a difficult procedure, so pay attention to timing and don't over-press the button.

If the key fob key repair near me still does not work Try reprogramming it using new batteries. If the problem persists you might want to visit your local dealer or locksmith. A professional locksmith will have the tools and equipment to reprogram the car fob or create a new one if necessary.

Genesky says that he can program newer fobs between $200 and $250, depending on the model of vehicle. Genesky has been denied European models turned away because they don't have the equipment required. Fortunately, most aftermarket fobs are programmable however it's best to talk to an auto dealer first to determine the price.

Getting a New Fob

If your key fob is simply damaged beyond repair, you could require a new one. Depending on the model and make, car key fob repairs an auto locksmith or a dealership might be able to assist. The dealership is likely to be the most expensive choice to replace your fob, however, it will also have the tools and software necessary to program your car properly. Many locksmiths in independent shops provide a new car key fob for a much lower price.

It is a good thing to try to reset your current fob before you decide to buy an entirely new one. The owner's guide should explain the correct procedure for reset. It is typically an orderly press that restores the factory programming.

It is also recommended to check your owner's guide and warranty information to determine if you can get an alternative fob for your key. If your car's warranty still in effect or you have an auto club or insurance policy that covers bumper to bumper, you may qualify for a reimbursement of the cost of a replacement fob.

The process of getting a fob can be simple enough, but finding the right location to get it done isn't easy. You might want to go to the dealer for this service if are driving a brand new car and you want to be confident that your key fobs work properly. However, if you're looking for an affordable alternative it is usually possible to find a locksmith independent who can offer the same services for a lower cost.

A professional locksmith is a great choice if you're not comfortable doing this type of work. They are skilled and equipped to repair or replace most types of car key fobs, and they can often complete the task quickly. A locksmith is also able to visit your office or home, which is convenient for many people. They can cut and program keys on the spot if you've lost keys. This is great for those who do not want to leave their vehicle without a key.