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How to Repair Car Key Fobs Even though we test them many a times keys aren't impervious to destruction. They are able to break down in different ways. While the most common problem is an unresponsive battery but other issues can be more serious. Most of these issues can be resolved by a quick fix at home. Dead Battery A dead battery is likely the most frequent reason the car key fob stop working. Fob batteries can deplete quickly, especially if they are exposed to hot or humid temperatures, or water. Keep an extra battery in your wallet in case you need it. The LED light will generally stop glowing when the battery in the car key fob is low. It's also possible that your key fob will no longer work from the same distance it used to. In this scenario it might be necessary to reprogram the key fob or even replace it entirely. Fortunately, replacing the battery in a car key fob is a simple task. Find out the kind of battery used. The type should be engraved on the side of the fob. If you're unsure it is, an easy Google search can help. Once you've identified the type of battery you want to use, open the key fob near the seam. You will need to use small flathead screwdrivers or your fingernail to split the two halves. Take the old battery out, and replace it with a brand new one. Then, insert the new battery so that the positive (+) face is facing the buttons on the fob. Some drivers might not be aware that their fob is dead until they attempt to lock or unlock their car and the buttons aren't responding. This can be fixed by reprogramming your fob. However it can be costly and time-consuming. You can also call roadside assistance to determine whether they are able to start your car and get it back on the road. If you've tried every solution and your vehicle still won't start, it's time to contact a professional. A qualified technician can determine whether your car's computer requires changing its programming, or if the fob simply needs a new battery. They will also suggest a reputable auto repair shop to replace your key fob. Sometimes an entirely new fob might be the best solution. car remote key repair near me fob isn't indestructible, but it is able to withstand a lot of physical damage. The battery, the circuit board and buttons will all experience their fair share of wear and tear over the course of time It is therefore essential to be on guard and take care of them to ensure that your car key fob operating well. The most straightforward thing to do is to ensure that the battery inside your key fob isn't dead. Replace the battery to determine if it resolves your issue. If this doesn't work, you may need to open the fob and clean its contact surfaces. This can be tricky since some key fobs don't have easy-release mechanisms to open them and you could damage your fob if you attempt to break it. You can purchase a specific tool for opening your key fob. But, you must follow the directions of the manufacturer to avoid damaging it. A damaged or defective key circuit board for the fob is another frequent issue. It can be caused by a number of things like moisture or dirt that gets into the battery compartment software problems or even an unintentional firmware update. If your key fob isn't functioning, you might want to consider getting it reprogrammed. This can be accomplished by a locksmith who is skilled in this kind of work. Radio interference is a different possibility. This could happen if there are other wireless devices operating at the same frequency as your key fob, for instance radar detectors, home security systems. If this is the case, consult with other manufacturers of the device to make sure that your key fob's signal isn't affected by their signals. It's also possible that your key fob is equipped with a bad switch or other electrical component that should be replaced. This is a harder fix, but you can find online guides that will show you how to fix it yourself. You should be careful when doing this, however, because the circuit board that is inside your key fob is small and can easily break if handled roughly. If you decide to do this yourself, be sure to use a good quality SMT switch and then solder it in place correctly. Worn Out Buttons Car key fobs can get a lot of wear and tear. They are more prone to being dropped and spend a lot time being jostled in your purse or pocket. Sometimes, this can cause the buttons to wear out or snagged. A simple adjustment can solve the problem. Modern key fobs are equipped with sensors that detect when they have been hit. They're designed to do this because they can help decrease the chance of theft by someone else of your vehicle. If your key fob's buttons aren't responding when pushed this is a sign that they're worn out and need to be replaced. The circuit board that is in the key fob also transmits signals to your car. These signals include commands to unlock and lock your car, as well as commands to start the engine. If the circuit board within your vehicle is damaged, your key fob may not unlock or start your engine. This type of damage is usually caused by blunt force or water. You'll notice that the buttons on your key fob are deteriorating if you find yourself pressing more than normal to get them to function. In addition your fob could stop sending a signal to the car, or have less range than it did prior to. Contact a locksmith immediately when you're not able to use your key fob to start your vehicle. They can determine if the key fob is damaged or your ignition cylinder is worn out. Fortunately, the majority of key fob issues in cars aren't a major or difficult issue. The best way to avoid being taken by surprise by an unresponsive key fob is to keep an extra key in your possession at all times. This will ensure that you're not left stranded somewhere due to the loss or malfunction of your key. Of course, if you do happen to lose your car key spare A locksmith can rekey it to work with the ignition in your car. They can also repair any internal damage to the key fob. Broken Case The case of the key fob is more than protect the buttons and batteries. It also houses the circuit board that is responsible for performing all the electrical magic when you press the button on your key fob. The circuit board relays the signal from your keyfob to your car. If the board is damaged or dead the key fob won't be able to operate. A dead key fob might only need to be reprogrammed by a local auto locksmith, or dealership. Batteries could be the reason the key fob's not working. This is a simple fix that can be accomplished at home by replacing the battery. The good news is that you can find an alternative battery online or at your local auto parts store, since the batteries aren't limited to key fobs. There are several ways to open a key fob to get inside, based on the type. You can determine the kind of battery your key fob uses by doing a quick online search. From there, you can purchase a replacement and easily pop the old one out and put the new one in. The biggest concern when repairing a broken car key fob is that you don't want to damage the circuit board or buttons any further. If you attempt to remove the key fob using a sharp edge, such as screwdrivers can damage the case or even crack the plastic. A replacement case isn't much and you can find the entire fob including the electronics on eBay or Amazon for under $40. If your key fob isn't functioning Check to see if the batteries are dead or whether the circuit board is damaged. If this isn't the case, a professional will repair it for you quickly and cost-effectively. If not, it might be time to replace the fob. Make sure you check the warranty on any replacement or used fobs purchased online.