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Key Fob Repair Service – 5 Common Reasons Your Key Fob Won't Work Having your key fob break down is an unpleasant situation. The majority of fob issues can be resolved at home by an auto locksmith or aren't urgent. The first step is to examine the key fob for physical damage as well as a dead battery. You can then reset the fob by following the instructions contained in your owner's manual. Dead Key Fob Battery With a key fob you can start and unlock your vehicle without fumbling around with your keys. Many models unlock doors trunks, and hatchbacks by pressing the button. A dead key fob is not as difficult to fix as it may seem. Many car owners know that they can visit a dealer or repair shop for help, but did you realize that you could also try to fix your own fob yourself at home? The first thing you'll require is a fresh, new CR2032 battery. You can purchase them in a multipack from most hardware stores. Then, use an flathead screwdriver or watch to pry the case of the fob. There's typically a slot or notch to start after you've made the first gap, you'll be able to push your tool in the same way as you peeling an orange or apple to open the case more. key repair service is recommended to be gentle as you don't want to damage the case of the fob or the circuit board that is inside. The new battery should be placed under the tabs indicated by yellow arrows in this image. Make sure to insert the battery past the two tabs that are indicated by the green arrows. Close your key fob after you have installed the new battery and then test it. If it doesn't work then it's time to call a professional for more in-depth troubleshooting. In rare cases replacing the battery on a key fob can still result in a non-functional device. If this happens, it's likely that something else is wrong with the fob or the vehicle itself. It's a good idea to keep an extra key fob on hand so you can be prepared if the battery of your original fails or a different issue occurs. You can also request a professional to perform other key fob repair services. They can check for damaged buttons as well as contacts and other parts. They can also do the reprogramming process or synchronization if your vehicle is having trouble communicating with your key fob. Key Fob Battery Damage The majority of key fobs utilize small batteries to power their internal components, such as buttons that trigger the chip and antenna to release the radio frequency. The battery also powers the plastic casing which protects these components. Your key fob won't function if the battery is dead. The solution is simple and affordable: replace the battery. In their owner's manual most manufacturers will provide you with instructions on how to replace the key fob's battery. The process isn't easy however it's easy to complete and you'll likely save money by doing it yourself, rather than bringing the fob into an auto shop or dealership. If your key fob still not working after replacing the battery, you could be experiencing another issue. Check the key fob to check whether there are physical damage, like cracks or dents. You can also look inside the case to check the circuit board for corrosion or other issues. If you are comfortable doing this, you can employ a cotton swab coated with rubbing alcohol to clean the contact points on the key fob's circuit board. This will remove corrosion without causing any damage to the fob. Key fobs also need to be programmed to connect to the receiver of the vehicle. This is to ensure that only those who have keys for the same vehicle can unlock the car, and to keep other key fobs out of trying to access vehicles they weren't designed for. If you have recently had your keyfob repaired or replaced, or if it's been unused for a long time, the transmitter and receive may have been disconnected. An effective method to test this is by using a spare key fob you have. This will help you determine if the issue is with the keyfob or the electrical systems of your vehicle. A mechanic can help resolve the issue by reconnecting any disconnected wires. You can also try connecting the key fob with a different receiver and check if that fixes the problem. If you're unable to do this, you might need to bring your key fob to a car dealer or auto repair shop for more in-depth repairs. Damaged Key Fob Transmitter It's a huge hassle when your car's key fob stops working. Most car key fobs are easily repaired by following a few simple instructions. Check the fob to see whether it's got any physical damage, and ensure that it is not just dead. A new battery could be all you need but if it's not enough to fix the problem, there may be a bigger issue with the fob transmitter. Car key fobs are made up of a lot of moving parts, so it's normal for them to undergo wear and tear with time. A damaged transmitter for your key fob could prevent your vehicle from starting or opening the doors. A damaged transmitter could also interfere with radio signals sent from your key fob to the receiver in the car. Bring your key fob to a professional for repair and inspection when you think that the transmitter may be damaged. Batteries are usually the reason of a key fob that isn't working. Key fob batteries generally last between three and five years, which is why it's a good idea to purchase fresh ones on a regular basis. The majority of people can change the battery on the case of a key fob in their home. All you need is a flat head screwdriver to break open the case, then replace the battery with a brand new one. The majority of key fobs utilize 3V button cells that are available at most auto parts stores. Another reason why your key fob might stop responding is because it has an ineffective receiver. This is a frustrating issue that usually happens while you are driving. If your key fob isn't appearing to be receiving any signals, try placing it in the driver's side of the door lock. A damaged receiver can also cause your key fob to act in a strange manner, for example, switching off or locking the vehicle when you press one of its buttons. Try using a spare keyfob to see whether the vehicle responds. Call your dealer if you don't have an extra keyfob. In some instances the new-car dealership might be able to offer a replacement for free when the current fob is in warranty. Keys damaged Fob Receiver Key fobs can have several issues. They are useful tools that allow us to lock and unlock our vehicles. If your car's remote key fob isn't functioning properly it's time to contact a locksmith or your auto dealer for help. Fortunately, many common problems with key fobs can be easily fixed without needing to pay for an expensive replacement. Here are the five most commonly-cited reasons why your key fob may not be responding: Key Fob Needs Re-Programming Over time the transmitter and receiver of a car key fob could become out-of-synchrony. To fix this issue it is necessary to re-synchronize your key fob and receiver by following the reprogramming directions for your car. These instructions are found in your owner's manual or you can consult the dealer near you to assist you. If re-programming your key fob doesn't fix the issue, it could be other damage or interference to your key fob, or its receiver. This is usually easy to fix if you take off your key fob and take an in-depth look inside. Look for indications of damage, such as cracks in the board tiny electronic components that aren't attached to the board, or bent or damaged battery contacts. If you find any of these, you can repair your key fob by replacing damaged components. The best option for you depends on your budget and convenience. If your key fob is damaged or has been dropped, it may be more affordable to replace it by a professional. In any case, you must take good care of your key fob so that it can function smoothly for a long time. By regularly cleaning it and avoiding exposure to extreme temperatures or electromagnetic fields you can ensure that it will last the longest time possible. Additionally, by selecting an expert with a lot of experience in your particular car's model and make and model, you can be confident that your key fob will always function exactly as it was intended to.