10 Wrong Answers To Common Car Key Fob Repair Questions Do You Know The Right Ones?

· 6 min read
10 Wrong Answers To Common Car Key Fob Repair Questions Do You Know The Right Ones?

Car Key Fob Repairs

Today's key fobs do a lot more than unlock and start cars. This added complexity can lead to expensive repair bills in the event that it malfunctions.

It's important to know that most fobs are powered by flat-watch-style batteries which can be easily replaced at home. You may find that a simple reset will make your fob work again.

Battery Replacement

The most common reason that a key fob doesn't work is due to a dead battery.  key lock repair near me  is a simple repair, and is worth trying before you decide to spend money on a new fob. Simply take your car to a local auto parts store or hardware retailer that stocks button cell batteries and purchase a replacement. You can also consult your owner's guide (or YouTube for videos explaining how to replace the battery) for specific instructions on how to open and replace the battery inside your fob.

The majority of fobs have two halves that snap togetheryou'll have to gently break the sides to access the battery. You'll require a small flat-bladed screwdriver, or a different tool with a thin blade. It's a good idea to look for a groove along the bottom of the fob that you can put your tool in between. You might also want to be on the lookout for small pieces that may fall off while working.

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

Press a button to test the fob. If it doesn't, you may have a problem with your car that requires a professional to repair or replace.

Some key fobs require special tools to open and close, and the connections inside may be delicate and easily corroded. In these instances you should consult a specialist in your car or the dealer will likely be the best choice. When replacing a battery, be gentle and follow your owner's manual. You may be able find the same battery at a big-box retailer or discounter, but be sure to check the owner's manual to ensure that it's compatible with your vehicle.

Replacing the Internal Key

To guard against theft, many key fobs have a mechanical key hidden inside. When the battery in the fob dies it leaves an internal key blank which can open trunks and doors (and in some cases, even start certain cars). Most people don't know this however, they can avoid having to go to the dealership by simply replacing the fob battery. The flat watch-style battery is found in the majority of modern fobs. They can be located at hardware and auto parts stores. Using the correct type of battery is essential however. A wrong type of battery can harm the electronic circuitry and cause the fob to fail sooner.

If the issue persists even after you have replaced the battery, it could be an indication that something else is wrong with your vehicle. Check your owner's manual to determine if you have a reset procedure that can bring the fob back to factory programming. If this fails, you'll need go to a dealer or a shop independent that specializes in vehicle-security systems and key fob programming.

Fobs can also malfunction due to faulty transmitter receivers. These are usually located close to the steering wheel, or in the dashboard. They transmit signals to enable you to unlock your car and begin it using the fob. If you're having to get closer and closer to your car in order to make it work, there's a great possibility that the transmitter is not working.

It might be required for a professional to remove the case of the fob to replace the transmitter. A simple screwdriver can usually do the trick, but some fobs require a specialized tool or special equipment that can only be purchased at a dealer. It's best to have a certified mechanic handle this job to ensure you don't break the fob or hurt yourself.

Reprogramming the Key

Most of the time, a key fob that isn't working simply needs a fresh battery. Because these batteries are cheap and readily available in pharmacies and home improvement stores, it's a good first step before investing in the purchase of a new car key fob.

Alternately, you might be able to reprogram the fob on your own by following some basic steps. This process can vary between automobiles, so read the owner's manual and research the model you have. For example the key fob might require that the ignition be turned on while reprogramming it. Another key might require the key to be removed and inserted several times.

The general procedure is very simple. First, make sure that the new battery is in place. Close all doors, except the driver's door.  how to repair car key lock  will ensure that the new key fob is communicating with the vehicle in a proper manner. Then, place  electronic car key repair near me  in the ignition and turn it to the ON position, but don't start the engine. Press the lock button while aiming the fob at the transmission receiver. This is typically located on the front, above the mirror. The key will signal to the vehicle within a short amount of time that it's being programmed. This can be accomplished by cycling the door locks or emitting an audible chime. This can be a tricky process, so pay attention to the timing and avoid pressing too hard the button.

If the key fob doesn't work after reprogramming, try using new batteries. If the issue is still there, you may want to visit your local dealer or locksmith. A professional will have the tools and programming equipment to reprogram your car's fob, or create a new key if it's required.

Genesky says that he can program newer fobs between $200 and $250, based on the vehicle. However, he's had the need to turn away customers with European models due to the fact that there's no equipment they require. The majority of aftermarket fobs can be programmed, but you should always consult your local car dealer to find out the price.

Getting a New Fob

If your key fob can't be repaired, you might need to buy another one. Depending on the brand and model, the dealership or an auto locksmith may be able to help. The dealership is likely to be the most expensive choice for a replacement fob but it also has the tools and software required to program your car properly. Many independent locksmiths provide a new car key fob for an affordable price.



It is a good thing to attempt to reset your current fob before you make the decision to purchase another one. The owner's guide should explain the correct reset procedure. This is usually the result of a series of button presses that restores the factory programming.

It's an excellent idea to review your owner's manual as well as warranty information prior to deciding which place to go for a key fob replacement. If your car is still under warranty, or you have a car-insurance policy or auto club membership that includes bumper-to-bumper insurance, you might be eligible to receive a reimbursement for the cost of an entirely new fob.

Finding the best where to purchase a fob can be a challenge. If you own a new vehicle and you want the security with knowing that your key fobs are in working condition, you may be better off going to the dealership for this service. If you are looking for a more affordable alternative, it's possible to find a locksmith who will provide the same service for less cost.

If you aren't comfortable handling this kind of work yourself A professional locksmith could be a good option. They are trained and equipped to replace or reprogram car key fobs of all types, and can do so quickly. Additionally, locksmiths can often come to your home or office to do the job which is useful for certain people. They can even cut and program keys on the spot when you've lost them, which is ideal for those who don't like to leave their cars in the dark.