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Key Fob Repair: Replacing the Battery The buttons on key fobs could become damaged and stop working after being tossed around in purses and pockets. This issue can be resolved by replacing the small battery that is usually located in the snap-out case of most car fobs. If the contacts in the key fob are worn, a new replacement may not be sufficient to revive it. It's a good thing that this is an easy fix that you can attempt at home: Replace the Battery It may be time to change the battery if your key fob is slow or takes longer to unlock or lock your vehicle than normal. It's good news that replacing a key fob's battery is one of the easiest tasks you can tackle yourself. It's also a cost-effective fix that could save you the hassle of an expert locksmith or dealer. You can buy a coin-style (CR2032) battery at any auto parts, home improvement, or general retailer. car key fob repairs near me come with an opening for these batteries and it is simple to replace the battery. Depending on the manufacturer, you might need to use a screwdriver or other tool to open the cover for the compartment for batteries. Some key fobs come with clips which hold the battery in place. If so then gently lift them up using your fingers or a non-metallic device. Remove the battery that was in use and replace it with a new one, being mindful of its orientation so that you can install it correctly. It is crucial to avoid touching the battery's flat surfaces, since finger marks can reduce their life. Close the case of the key fob and test the function by pressing the button. If it's still not working, you may need to open the fob again and check whether the new battery has been properly inserted. It is also possible that a simple replacement of the battery isn't enough to solve the problem, such as physical or electrical injury. In this scenario, you'll have to bring your key fob to an auto service or dealer center to repair. Before you do, there are four problems that a replacement battery cannot fix. You must be aware of these issues so that you can seek help from a qualified technician if needed. You should also learn how to fix a key fob's faulty transmitter to find out more about the reasons why it might not be working correctly. Clean the Contacts Cleaning your key fob is essential to its function and longevity. Over time, natural oils from your fingers and pocket lint can accumulate on the keys' buttons and crevices, and can even cause keys to stop working altogether. All you need is rubbing alcohol, an swab of cotton and alcohol rubbing. The key fob must be opened first by gently prying the battery out with a coin or screwdriver. Note the kind of battery (negative and positive side) so that you can install it correctly. Then, wet a cotton swab or small brush with isopropyl (rubbing) alcohol and start taking off the dirt from all buttons on the fob and the surrounding areas. Be sure to pay particular attention to the contacts of the battery, and that they are clean. Once you are done, you must let the fob and its components completely dry. If your fob doesn't work even after cleaning, you might be required to reset your system. Consult your owner's manual for directions on how to do this and follow them. This may be able to bring the key fob back to life if the problem was simply a dead battery. After the key fob's been cleaned and resynced it is a good idea to ensure regular maintenance. You can keep your key fob functioning for many years by wiping it with a damp towel and mild soap. Reset the system Despite the fact that today's modern-day key fobs are more powerful, secure, and convenient than ever, it is possible for them to have some issues. Most of the time these issues aren't too serious or difficult and can be resolved with simple methods, such as changing the battery. If the problem is more serious or the issue isn't resolved by simple solutions such as a professional auto repair shop can repair and replace the key fob. The device's primary function is to lock or unlock your car, however you can also use it to activate certain vehicle features. The key fob can be used to lower or raise a sunroof. This feature is very useful when you're stuck in traffic and need to open your roof. The key fob can also be useful in summoning your car even if it's in an awkward location. The key fob's internal circuitry and buttons can become faulty due to manufacturing defects or wear-and-tear. Signs of this include irregular behavior, or the complete inability to lock or unlock the car. Moisture or other electromagnetic interference sources may occasionally interfere with the function of the keyfob. If your key fob has become dirty or wet, or is contaminated by dust, it's going to need to be cleaned before being used again. Replacing the key fob battery or cleaning the contacts could fix a malfunctioning device, but if it persists to operate in a erratic manner you might need to do a factory reset. This will fix system issues and improve device performance. If you're not sure how to perform a factory reset on your device, check the website of the manufacturer of your device or the manual of your owner. Some devices require a special tool to complete the reset, however, you should be able find the instructions for the model you're using. Contacting a mobile locksmith for cars in Apache Junction is another option to fix issues with your key fob. These professionals can program and replace keyfobs for nearly all car models. Additionally, they can also fix car keys that have chips inside them.