Car Key Fob Repairs
Key fobs of today are more than just a way to unlock and start cars. This added complexity can result in costly repairs when it fails.
The positive side is that many fobs are equipped with flat-watch-style batteries that are simple to replace at home. It is possible that a reset will make your device work again.
Battery Replacement
The most common reason the key fob ceases to function is due to the battery being dead. It's simple to fix and worth trying before you spend money on an alternative fob. You can purchase a new button cell battery at a local auto part store or hardware retailer in the event that you already have one. You can also consult the owner's manual (or YouTube for videos explaining how to replace the battery) for specific instructions on how to remove and replace the battery in your fob.
You'll have to gently pull off the sides of many fobs in order to access the battery. It's usually a screwdriver or another tool that has a flat, thin blade. It's a good idea to look for a notch on the bottom of the fob that you can use to place your tool between. You might also want to be on the lookout for small pieces that could fall off while working.
Once you have your new battery, place it in the same manner that you removed the old one. The positive (+) side should be facing the buttons, while the opposite side is facing (-) the marks on the battery compartment.
Press a button to test the fob. If it doesn't, you may have a problem with your car that requires a specialist to repair or replace.
Certain key fobs are difficult to open and the contacts could be fragile and easily corroded. In these instances the best choice is to talk to a specialist or a dealer. If you're in need of replacing the battery, make sure to be very gentle and adhere to the instructions specifically in your owner's manual. You may be able to locate the same battery in a big-box store or discounter, however, make sure you read your owner's guide to ensure that it's compatible with your vehicle.
Replace the internal key
To prevent theft, most key fobs come with an internal mechanical key that is hidden within. If the battery of the fob fails it leaves an internal key that is blank that can unlock trunks and doors (and in some cases start certain cars). Most people don't know this, but they can save having to go to the dealership by simply replacing the fob battery. The majority of modern fobs utilize flat watches-style batteries that are easy to find at hardware stores and auto parts shops. Using the correct type of battery is essential, however. The wrong type can damage the circuitry, causing the fob's failure much sooner.
If the issue persists after replacing the battery, it could be an indication that there is something else going on with your vehicle. Go through the owner's manual to determine if you have a reset procedure that will bring the fob back to the factory program. If this doesn't help, you'll need to visit a dealership or an independent shop that specializes in vehicle-security systems and fob programming.
Fobs may also malfunction due to malfunctioning transmitter receivers. They are typically located close to the steering wheel, or on the dashboard. They transmit signals to allow you to unlock your car and start it with the fob. If you notice that you're being required to get closer and closer to your car to get it to work, there's a high chance the transmitter is failing.
It could be necessary for a professional to open the case of the fob in order to replace the transmitter. A simple screwdriver can usually get the job done however some fobs come with complicated release mechanisms that require a specific tool or specialized equipment that is available only at a dealership. This job must be handled by a qualified mechanic to avoid damaging the fob and yourself.
Reprogramming the Key
A key fob that is not functioning simply needs a fresh battery. They are easily available in pharmacy and home improvement stores and are inexpensive. This is a great option to begin before purchasing the new key fob.
Alternately, you might be able to reprogram the fob yourself by following a few basic steps. This procedure can differ between automobiles, so consult your owner's guide and study the specific model of your vehicle. For instance, one key fob may require the ignition to be on while reprogramming it. Another may require the key to be removed and inserted multiple times.
The general process is simple. First, make sure that the new battery is firmly in place. Close all doors, with the exception of the driver's door. This will ensure that the new key fob communicates with the vehicle in a proper manner. Put the old key in the ignition, turn it on, but do not start the engine. Next press the lock button on the fob, while looking at the transmission receiver, which is usually located on the front of the vehicle above the mirror. The key will inform the vehicle within a short period of time that it's being programmed. This can be done by cycling the door locks, or emitting an audible chime. This is a challenging procedure, so pay attention to the timing and don't press too hard the button.
If the key fob won't function after reprogramming, you can try using new batteries. If the problem persists you might want to visit your car dealer or locksmith. A professional locksmith will have the tools and equipment required to reprogram your car fob or create a new one if necessary.
Genesky says he can usually program newer fobs for $200-$250, based on the vehicle. However, he's had the need to turn away customers with European models because there's no equipment they require. A majority of the aftermarket fobs are programmed, but you should always check with your local car dealer to find out the cost.
How do I get a new fob
If your key fob can't be repaired, you might require another one. Depending on your vehicle's model and make, an auto locksmith or a dealership might be able to assist. The dealership is likely to be the most expensive option for a fob replacement however, they'll have the necessary tools and software to programme your vehicle properly. Many independent locksmiths provide a new car key fob for a much lower price.
It's a good idea to attempt to reset your current fob before you rush out to buy another one. The owner's manual should explain the proper reset procedure that is typically a series of button pushes which restores the original programming.
You should also check the owner's manual and warranty information to determine if you can get a replacement key fob. If your car's warranty still active or you have an auto club or insurance policy that covers bumper-to-bumper you could be eligible to receive a reimbursement for the cost of a replacement fob.
Finding key fob repair near me to get the fob you need can be difficult. If you have a relatively new car and want the assurance with knowing that your key fobs are in good working order, you may be better off visiting 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 less cost.
If you're not comfortable doing this type of work yourself, a professional locksmith may be a great option. They are skilled and equipped to replace or reprogram most types of car key fobs, and often they can complete the task quickly. Locksmiths is also able to visit your office or home which is a great option for many people. They can even cut and program keys on the spot when you've lost them, which is ideal for those who prefer not to leave their vehicles unattended.