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Key Fob Replacement and Repair Modern car key fobs are used a great deal and are frequently abused. In many cases an easy repair or replacement is all that's required to get them back in working order. The majority of fobs are made with flat watch-style batteries, which can be found in auto parts stores. Before calling in an expert, try some of the DIY fixes. Dead Key Fob Battery The battery in the key fob's remote powers your car's remote and, in push-to-start vehicles, it can start your engine. As a result, it is essential to keep a healthy, working battery. When you're on the move and your key fob is not working, it can be a huge problem. The good news is that a simple, inexpensive replacement can be made to fix it in a short time. The most obvious sign that a key fob's battery is failing is the loss of signal strength and range. You might also be noticing that the buttons on the fob don't function or require any effort to turn on. It is common to find an updated key fob battery in the auto parts section of a large box store or on the internet. They are typically CR2032 or CR2025 batteries that are sold in packs of two or more. However, it's a good idea to check your owner's manual before shopping for the right battery for your device. Certain cars require a certain size or type that isn't always available at big-box stores. Be sure to check before you buy. Typically, the battery is located in the back of your key fob. It can be removed by prying the case open with an abrasive screwdriver with a flat blade. The battery will appear like tiny coins and will be labeled according to its size. Be sure to note down the orientation of the plus and minus symbols to ensure that you place the new battery properly. After the battery has been replaced and the fob is closed, gently snap the two pieces of the fob back together, and test the buttons. It's important to note that if your key fob continues to not function, even after a battery replacement, it may be deprogrammed. In this scenario you'll have to contact a locksmith for help, which will cost a little more than simply replacing the battery of your key fob. If the battery in your fob is dying or you're having other issues with your fob's key an experienced mechanic such as one from YourMechanic can inspect and repair it to get you back on the road. Be sure to check out all of our services in your area and make an appointment today! Weak Signals If you notice that your key fob isn't responding to the buttons on the remote, this can be a sign of a problem with signaling. Radio signals are used to send messages between your car and key fob. Poor or inconsistent radio signals can result in poor performance and range. One of the first things you should check is whether or not your fob's battery is insufficient since this can greatly affect the sensitivity of your signal. It's also worth resetting the fob's settings that can help get an even and consistent response from the car. The process will vary from vehicle to vehicle. Your owner's guide or a call to the manufacturer's support line is the best resource. Other factors can cause weak fob signals, such as interference from other devices operating at the same frequency as your key fob. Power lines and other key fobs wireless communication devices, and even cell networks can interfere with the RF (radio frequency) signals that your key fob uses to connect to the receiver in your vehicle. Additionally, physical damage to your key fob could also interfere with the transmission of RF signals, which may result in poor performance and range. A blown fuse, broken or cracked button, or a bent fob case could interfere with the transmission of signals and cause the remote to not respond. There are car key fob repair service can take to try and fix the problem of weak signals from your fob, for example, resetting the fob's settings or changing the battery. If car remote key repair shop near me has become old and worn, it may be the right time to replace it. Lastly, don't forget that if you have an extra key fob that is part of your vehicle, this can be used instead of the primary remote if it begins to fail. It's worth trying this solution to see if it solves the issue before you invest in the new one. In this instance it may be time to call an auto-locksmith professional. They will be able to identify the problem and recommend the best way to proceed. Physical Damage Key fobs may have issues at times. Fortunately, most of these problems are not difficult or complicated and can be fixed with some simple steps. It's also a good idea to keep spare batteries or an additional fob in case your key fails to function. A dead battery is the most frequent cause of a car keyfob not working. These tiny devices are powered by lithium-ion buttons or coin cell batteries. These batteries are easily replaceable and are available at most pharmacies and grocery stores. You can access the fob's casing using an screwdriver that has a flat-head and gently pull out the existing battery. Replace the battery, making sure it's not damaged or loose. Most fobs utilize CR2032 batteries. However, yours may require a different type. If your device loses its pairing, it may also cease to respond to buttons. This could be due to various reasons like changing the batteries. However an auto Locksmith or a local dealership can usually solve the issue. If none of the methods above work, try this method: disconnect the battery from the car and the fob for a few minutes and then connect them in a reverse order. This could cause the system to restart and in some instances it will resolve the issue without additional steps. While you're experimenting with the fob, make sure to keep it clear of water and other potential damage sources. Fobs can be quite durable, but it's important to take care with it if you want it to last as long as you can. If none of the troubleshooting techniques above help you, you may have to replace your key fob. If it's been thrown or trampled upon, or exposed to harsh conditions, it might not be able to be repaired and may require a replacement. If this is the case, you should be sure to shop around for a deal before making your final choice. Lost Fob Even with the best care, it's a fact of life that car key fobs will occasionally stop working. If you lose yours, it can be extremely expensive to replace it, especially when you don't have a spare. “You might end up paying $50 to $100 for a replacement, and having it programmed by the dealer, as well as an electronic backup that could cost you another $100,” says Mel Yu an automotive analyst at Consumer Reports. A weak battery is one of the most common reasons for a keyfob's stop working. You can try replacing the battery on your own If you are familiar with the procedure or consult the owner's manual. But if that doesn't fix the problem, it's time to contact an expert. A locksmith can help to find or replace your lost key fob. They will also likely have an idea of the reason your fob stopped working in the first place. And if car key fob repair service is an older model with no smart technology built-in it is possible to save cash by locating the key number plate on your current mechanical backup key (it's typically hidden behind a decorative keychain ornament) and recording it in a secure place, such as your wallet or on your phone. If you're in need of reprogramming the key fob in your car, the locksmith can perform the task more easily. If your existing key fob is a modern smart key it will require an auto dealer or locksmith to remove it from the system and have an entirely new one, which can be more expensive than replacing it. Modern key fobs are secured by encryption using rolling-codes, which prevents thieves from getting access to the car. This means that the locksmith has to have a special programing tool which is only available to car manufacturers, which increases the cost. In the majority of cases, the whole service will be charged at once. This includes any charges for reprogramming a new keyfob. Depending on the type of vehicle it could cost anywhere from a mere $20 at some shops to $200 or more at a dealership for cars.