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How to Repair Car Key Fobs Key fobs can become damaged even if we utilize them frequently. They are able to be destroyed in a variety of ways. Other issues can be more important than the battery being dead. Luckily, most of these issues can be solved by a simple DIY fix at home. Dead Battery A dead battery is probably the most frequent reason a car key fob stops working. Fob batteries are prone to draining quickly, especially if they're exposed to extreme conditions like humidity, temperatures or even water. It's a good idea keep an extra battery in your wallet in case. The LED light will typically stop blinking when the battery in the car key fob is running low. It's also possible that your key fob won't function at the same distance it used to. In this case it could be necessary to re-program the key fob or even replace it entirely. Fortunately the replacement of a car key fob battery is a simple task. First, you need to determine the kind of battery is being used. The type should be engraved on the side of the fob. Google can help you in case you're unsure. Once you've identified the kind of battery you want you want to use, open the key fob at the junction. Make use of a flathead screwdriver or even your fingernail to separate the two halves. Then, you can remove the old battery and put an alternative one in its place. Then, insert the new battery so that the positive (+) face is facing the buttons on the fob. Some drivers may not be aware the fob is dead until they try to lock or unlock their car and the buttons don't respond. In some cases this issue can be resolved by reprogramming the fob however, this can be expensive and time-consuming. Another option is to call roadside assistance and see if they can jump your vehicle and get you back on the road. If you've tried all of these options but your car won't start then it's time to contact a professional. A certified technician can determine if the car's computer system needs to be reprogrammed or if the fob needs an upgrade in battery. They can also recommend a reliable auto repair shop to replace your fob's key. In the end, though, sometimes a brand new fob is the best solution. Circuit Board Damage Key fobs can withstand many physical abuses and is not indestructible. Battery, circuit board and buttons are all susceptible to wear and wear and tear. It is essential to take care of these parts to ensure your key fob remains in good working order. Make sure that the battery still functioning on your key fob. Replace the battery to see if it fixes your issue. If this does not work, you may have to open the fob and clean its contact surfaces. It can be difficult to open certain key fobs due to the fact that they don't have an easy release mechanism. You could damage the fob by trying to break it. You can purchase a specific tool to open your key fob, but you must always follow the manufacturer's instructions to avoid damaging it. A damaged or damaged key circuit board for the fob is another common problem. This can be caused by many things, including dirt or moisture entering the battery compartment. Issues with software or an accidental firmware update can be the cause for this. If your key fob is not functioning, you might be interested in having it replaced. This can be accomplished by a locksmith who is skilled in this type of work. Radio interference is another possibility. It could happen in the event that you have other wireless devices that transmit on the same frequency, such as radar detectors or home security systems. If car key repair near me is the case, consult with other device manufacturers to make sure that your key fob isn't being affected by their signals. It's also possible that your key fob has a bad switch or other electrical component that should be replaced. This is a more difficult fix, but you can find online guides that will show you how to do it yourself. Be careful when doing this, however, because the circuit board that is inside your key fob is small and is prone to breaking when handled rough. If you're doing it yourself, be sure to make use of an SMT switch of good quality and solder the switch in place correctly. Buttons that are worn out Car key fobs are prone to a lot of wear and tear. They are more prone to being dropped and spend a lot of time being jostled in your purse or pocket. The jolting can cause buttons to wear out or get stuck. A simple adjustment can solve the problem. The majority of modern key fobs have sensors on them that detect when they've been used. This is because they lower the chances of someone stealing your vehicle. If the buttons on your key fob aren't responding when you press them, they're worn out and should be replaced. Key fobs also contain an internal circuit board that sends signals to the car. These signals include commands to unlock and lock your car, and commands to start your engine. If the circuit board inside is damaged, then your key fob may not be able to unlock or start your engine. This kind of damage is usually caused by water or blunt force. You'll notice that the buttons on your key fob are wearing out when you press the buttons more than usual to get them to work. Your fob might also stop sending signals to your vehicle or have a shorter range. If you're unable to unlock your key fob, unlock or start your vehicle, it's crucial to contact a locksmith in your area immediately. They can determine if the key fob is damaged, or if the cylinder in your ignition is worn out. Fortunately, the majority of car keyfob issues aren't very complicated or even serious. The best way to ensure you don't get caught off guard by an unresponsive key fob is to have a spare in your possession at all times. You'll never be caught in the middle due to a malfunctioning or lost key. If you do happen to lose your spare car key, a locksmith will be able to rekey it to ensure it is compatible with your car's ignition. They can also repair any internal damage to your key fob. Broken Case The case of the key fob is more than just shield the batteries and buttons. It also houses the circuit board that is responsible for all the electrical magic when you press a button on your key fob. This board receives the signal from your key fob and sends it to your car. Your key fob will not work if the board is damaged. A dead key fob may require reprogramming by your local auto locksmith, or dealer. Another reason why your key fob might not be working is that the batteries are not working. The battery can be replaced at your home. The positive side is that you can get the replacement battery online or at your local auto parts store, since these batteries are not exclusive to key fobs. Depending on the type of key fob, there are a variety of ways to open it up and gain access to the inside. You can find out what kind of battery your key fob has by conducting a quick online search. You can then buy an alternative and take the old one out and then put the new one in. The main concern when you repair a broken car key fob is that you don't want to damage the circuit board or buttons further. When you try to break the key fob using a hard edge like a screwdriver could damage the case or even scratch the plastic. A replacement case isn't much and you can find an entire fob, including the electronic components on eBay or Amazon for less than $40. If your key fob isn't working Check to see if the batteries are depleted or whether the circuit board is damaged. If this isn't the situation, you can get it repaired quickly and inexpensively by a professional. If not, it could be the time to purchase a replacement. Make sure to verify the warranty of any replacement or used fobs that you purchase on the internet.