Car Key Fob Repair The Process Isn't As Hard As You Think
Car Key Fob Repair The Process Isn't As Hard As You Think
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Car Key Fob Repairs
Key fobs today can do more than unlock and start vehicles. But that extra complexity can result in expensive repair costs if one of them breaks.
The good news is that most fobs use flat watch-style batteries that are simple to replace at home. You may even find that a reset can get yours working again.
Battery Replacement
The most frequent reason why the key fob ceases to function is because of a dead battery. It's a simple fix, and it's worth a try before you decide to spend money on a new fob. You can pick up a new button cell battery at your local auto part retailer or hardware store If you own one. 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.
You'll have to gently pull off the sides of many fobs to reach the battery. You'll usually need a small screwdriver or some other tool with a thin, flat blade. You can wedge your tool into a notch at the bottom of the key fob. You might also want to look for small pieces that could fall off while working.
Once you have your new battery, you can insert it in the same manner that you removed the old one. The positive (+) side should face the buttons and the reverse (-) the marks on the compartment for the battery.
Check the fob to determine whether it functions by pressing a button. If it doesn't, there could be an issue with your car that requires a specialist to repair or replace.
Certain key fobs require special tools to open and close them, and the contacts inside may be delicate and easily corroded. In these instances, a car specialist or a dealer could be your best option. If you're looking to replace a battery, try to be very gentle and follow the instructions specifically in your owner's manual. You may be able to locate the same battery in a big-box store or discounter, but make sure you check your owner's guide to ensure that it's compatible with your car.
Replacing the Internal Key
Most key fobs include an actual mechanical key, but it's hidden inside the fob to prevent thieves. When the battery in the fob fails and the key is discarded, a blank one is left behind and can be used to unlock trunks and doors. In some instances it is possible to start certain vehicles. Most people don't know this however they could save having to go to the dealership by simply replacing the fob battery. The flat watch-style batteries are used in most modern fobs. These batteries are easily found at auto parts stores and hardware stores. Choosing the right type of battery is important, however. The wrong kind can damage the electronic circuitry, which can cause the fob to fail faster.
If the issue persists after replacing the battery, it could be an indication that something else is going on with your vehicle. Go through the owner's manual to see if there's an option to reset the fob and bring the fob back to factory-setup. If that doesn't help then you'll need to visit a dealer or an independent shop that specializes in vehicle security systems and fob programming.
Fobs can also malfunction because of faulty transmitter receivers. They are typically placed on the dashboard or near the steering wheel, and they send signals that allow you to unlock and start your car using the fob. It is possible that you will need to get closer to your car to make it work.
It may be required for a professional to access the case of the fob in order to replace the transmitter. A simple screwdriver will usually accomplish the task however some fobs come with complex release mechanisms that require a special tool or specialized equipment that is available only at a dealership. It's a good idea to have a qualified mechanic handle this job to ensure you don't accidentally break the fob or hurt yourself.
Reprogramming the Key
A key fob that is not functioning simply requires a new battery. Because they are cheap and easily available at pharmacies and home improvement stores, this is a good first step before buying an entirely new car key fob.
You can also re-program your key fob on your own if you follow the steps below. This process varies between vehicle makes, so it's important to read the owner's manual as well as research the specifics of the model you own. A key fob may require that the ignition be turned on while programming. A key key fob repair near me fob might require the key to be inserted several times.
The procedure is easy. Make sure that the battery is securely in place. Close all doors except the driver's door. This will ensure that the new key is communicating with the vehicle correctly. Place the old key in the ignition, then turn it on 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's being programmed. This can be accomplished by cycling the door locks, or emitting an audible chime. This process can be tricky and it's crucial to pay attention 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 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 design a new one if needed.
Genesky says he can usually program newer fobs at around $200-$250, depending on the car. However, he's had the need to refuse customers with European models because they don't have the costly equipment required. Most aftermarket fobs can be programmed, but always consult your local car dealer to determine the price.
Finding a New Fob
If your key fob can't be repaired, you might require another one. Depending on the make and model, an auto locksmith or a dealership might be able to assist. The dealership is likely to be the most expensive option for a replacement fob but it also has the tools and software needed to program your car properly. Many locksmiths in independent shops offer a new car key fob for an affordable price.
Before you purchase a new fob, it is recommended to consider resetting your current device. The owner's manual should provide the correct procedure for reset. It is typically an orderly press which restores the factory settings.
It is recommended to read your owner's manual as well as warranty information before you decide where to go for a key fob replacement. 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 on the cost of replacing the fob.
The process of getting a fob can be simple enough however finding the best location to do it can be a challenge. If you have a relatively new car and would like the assurance from knowing that your key fobs are in working order, you may prefer going to the dealership to get this service. If you're looking for a cheaper alternative, it's possible to find a locksmith who will provide the same service at a lower price.
A professional locksmith is a great option If you're not confident doing this kind of work. They are trained and equipped to replace or reprogram keys for cars of all types and do it quickly. A locksmith is also able to visit your house or office which is convenient for a lot of people. They can even cut and program keys on the spot in case you've lost keys, which is ideal for those who prefer not to leave their cars in the dark.