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How to Repair Car Key Fobs Key fobs are susceptible to damage even if we utilize them frequently. In fact, they can break down in a variety of ways. Other issues could be more grave than an unresponsive battery. Many of these issues can be solved by a quick fix at home. Dead Battery A dead battery is likely the most common reason why a car key fob stops working. Fob batteries tend to drain quickly, especially if they are exposed or humid temperatures, or water. It is a good idea to keep an extra fob battery in your wallet just in case. You can usually tell that the battery in your car key fob is depleted because the LED light will cease to glow. The fob may also stop working at the same distance it was previously working to. In this scenario, it may be necessary to reprogram the key fob or even replace it entirely. Fortunately, replacing the car key fob battery is simple. First, you need to determine the kind of battery is being used. The type of battery should be engraved on the back of your key fob. If you're unsure then doing a quick Google search will help. Once you have found the battery type and the key fob, you can open it near the seam. You'll need small flathead screwdrivers or even your fingernail to pry the two halves apart. Then, remove the old battery and put a new one in its place. Make sure to insert the new battery with the positive (+) side facing towards the buttons in the fob. Some drivers might not be aware that the fob is dead until they attempt to lock or unlock their car and the buttons aren't responding. In some cases, this can be solved by reprogramming the fob however, it can be costly and time-consuming. Another option is to call roadside assistance and see if they are able to jump your car and get you back on the road. If you've tried all the options and your car still doesn't start, it's the right time to speak with a professional. A certified technician can determine if your vehicle's computer system requires reprogramming or the fob simply requires an upgrade in battery. They can also suggest an auto shop that will replace the fob that you use to access your car. In the end, though sometimes, a brand new fob is the most effective solution. Damaged Circuit Board The key fob isn't indestructible, but it can be able to withstand a variety of physical damage. Battery, circuit board and buttons are all susceptible to wear and wear and tear. It is crucial to take care of these components to ensure your key fob remains in good condition. The easiest way to test is to ensure that the battery inside your key fob isn't dead. If it is, replace the battery and determine if this fixes the problem. If not, you'll need to open the key fob and clean the contact surfaces. This can be tricky since some key fobs do not have easy-release mechanisms that allow you to unlock them and you may harm your device if you try to force it apart. You can purchase a special tool to open your key fob. But, you must follow the directions of the manufacturer to avoid damaging the. A damaged or corrupted key circuit board for the fob is another frequent issue. It can be caused by various factors, such as moisture or dirt that gets into the battery compartment, software issues or even an accidental firmware update. If your key fob has stopped working, you may want to consider getting it replaced. This can be accomplished by a locksmith who specializes in this kind of work. Radio interference is another possible cause. It could happen if you have other wireless devices that transmit at the same frequency, like radar detectors or home security systems. If this is the situation you need to get in touch with the manufacturer of the other device to make sure that your key fob won't be affected by their signals. There may be a need to replace a switch or other electrical component of your key fob. This is a more difficult fix however, you can find guides online that show you how to do it yourself. Be cautious to be careful, however, since the circuit board in your key fob is small and is prone to breaking if handled roughly. If you're doing it yourself, make sure to use an SMT switch of good quality and then solder the switch into the correct position. Buttons that are worn out Car key fobs are susceptible to a lot wear and tear. They are prone to being dropped and spend a lot of time being tossed around in your pocket or purse. Sometimes, this jolting can cause buttons to wear out or become stuck. In this case an easy adjustment could be all it takes to get it working again. Modern key fobs are fitted with sensors that detect when they have been pressed. This is because they lower the chances of someone stealing your vehicle. If your key fob's buttons aren't responding when pushed, that's an indication that they're worn out and require to be replaced. The circuit board inside the key fob also transmits signals to your car. Those signals include unlock and lock commands, as well as instructions to start your engine. If your internal circuit board is damaged, then your key fob may not unlock your vehicle or start the engine. This kind of damage is typically caused by blunt force or water. If you have to press the buttons harder than normal to get them to function, then your key fob's buttons are becoming worn out. The fob may not be sending a signal to your vehicle or have a shorter range. If you're unable get your key fob to unlock or start your car, it's important to find a locksmith near you immediately. They'll be able to determine whether the key fob itself is damaged or your ignition cylinder is worn out. Fortunately, the majority of car key fob issues aren't a major or difficult issue. Keep a spare key fob in your car always in case you end up being surprised by a malfunctioning key. This will ensure that you're not trapped in a place because of an unreliable or lost key. If you do happen to lose your spare car key A locksmith can rekey it so that it works with your car's ignition. They can also repair any internal damage to your key fob. Broken Case The case of your key fob does more than just protect the battery and buttons. It also houses the circuit board responsible for doing all of the electrical magic when you hit the button on your key fob. The board transmits the signal from your keyfob to your car. auto key repair near me will not work if this board is damaged. A dead key fob may require reprogramming by a local auto locksmith, or dealership. Another reason why your key fob may not be working is because the batteries are dying. The battery can be replaced at home. You can find a replacement battery at your local auto parts shop or online. These batteries aren't only for key fobs. There are many ways to open up a key fob to get inside, based on the type. You can determine what kind of battery your key fob has by conducting a quick internet search. You can then purchase a new replacement and pop the old one out, and then insert the new one into. The main concern when you repair an old car key fob is that you don't want to damage the circuit board or buttons further. If you attempt to pull apart the key fob using an instrument like a screwdriver or any other sharp edge, it can crack the plastic or break the case. A replacement case is inexpensive and you can find a complete fob assembly including the electronics on eBay or Amazon for less than $40. If your key fob doesn't work, check if you've damaged the circuit board or the batteries. If that's not the situation, a professional could repair it for you quickly and cheaply. In the event that it isn't, it's the time to purchase an upgrade. Make sure you check the warranty of any replacement or used fobs that you purchase online.