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Key Fob Repair: Replacing the Battery Getting jostled around in pockets and purses keys fobs can deteriorate and fail to register presses accurately. repair car key fob can be fixed by replacing the small battery that is usually found in the snap-out case that comes with most car fobs. If the contacts in your key fob have worn, a new replacement may not be sufficient to revive it. This is a straightforward fix you can do at home. Replace the battery If your key fob feels sluggish or takes longer than normal to unlock or lock your car, it may be time to replace the battery. Replacing the battery of your key fob is one of the easy tasks you can do yourself. It's also a cheap fix that can help you avoid a trip to a professional locksmith or dealership. You can purchase a coin-style (CR2032) battery at any auto parts or home improvement general retailer. The key fobs have slots for these batteries, and it is easy to replace the battery. Depending on the manufacturer you will need make use of a screwdriver to open the compartment. Certain key fobs have clips that secure the battery in place. If so you can gently lift them up with your fingers or with a non-metallic tool. Remove the old battery and replace it with the new one, but be mindful of its orientation so that you can install it correctly. Avoid touching the flat surfaces of batteries as this could reduce their lifespan. Close the case of the key fob and test its functionality by pressing the button. If the key fob still isn't working, you might have to open it again and make sure the battery is inserted correctly. It's also possible that a simple battery replacement isn't enough to fix the issue, like physical or electrical trauma. In this scenario, you will be required to take your key fob to a dealer or auto service center to make repairs. However, before doing this, you should be aware of four issues that a replacement battery won't solve. It is important to be aware of these issues, so that you can get help from a trained technician if needed. You can also learn how to fix the faulty transmitter of a key fob to discover the reason it's not working. Clean the Contacts It is important to keep your key fobs clean to maintain their functionality and longevity. Over time the natural oils on your fingers and pockets can build up in key fob buttons and crevices. This can cause keys to stop working. It's easy enough to fix, though – all you need is some cleaning alcohol and a cotton swab. The key fob must be opened first by gently prying the battery out with either a screwdriver or coin. Note the nature of the battery (negative and positive sides) to ensure you reinstall it correctly. Then, wet a cotton swab or small brush with isopropyl (rubbing) alcohol and start cleaning away the dirt from all buttons on the fob and the surrounding areas. Make sure to pay special attention to the battery's contacts and ensure that they are clean. Once you're done, let the fob and all its components completely dry. If your fob doesn't function after cleaning it, it could be a good idea to reset the system. Check the owner's manual to find out how to reset the system. If the key fob is dead, this might be enough to bring it back to life. After the key fob's been cleaned and resynced it is a good idea to ensure regular maintenance. You can ensure that your key fob working well for many years by wiping it clean using a damp towel and mild soap. Reset the System Despite the fact that today's high-tech keys fobs are more capable and secure than ever, it is possible to encounter certain problems. Luckily, the majority times the issues aren't major or complicated and are often resolved with simple techniques like replacing the battery. If the issue is more serious, or if the issue can't be solved by simple solutions an expert auto repair shop can replace and reprogram the key fob. Making your car lock or unlock with the key fob is the principal purpose of the device, but it also can be used to activate certain features of your vehicle. The key fob can be used to lift or lower a sunroof. This feature is very helpful when you are stuck in traffic and require to open your roof. Similarly, the key fob can be used to call your car when it is located in a tight location. The internal circuitry of a key fob and buttons can become faulty due to manufacturing defects or wear and tear. The signs are erratic behavior or the complete inability to lock or unlock the car. Sometimes, moisture or other sources of electromagnetic interference can interfere with the proper operation of the key fob. If your key fob has become damp or contaminated by dust, it's likely to need to be cleaned before being used again. If the device continues to behave erratically after replacing the key fob or cleaning the contacts, you might need to perform an initial reset. This will help eliminate system issues and restore operating efficiency of the device. If you're unsure how to reset your device make sure you consult the owner's manual or manufacturer's site. Certain devices require special tools to reset them, but you should find instructions specific to your specific model. Contacting a mobile locksmith for cars in Apache Junction is another option to fix issues with your key fob. These professionals can repair and program keyfobs for almost all models of cars. They can also fix keys with chips.