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How to Fix a Key Fob That isn't Working If your key fob isn't working A few easy steps can be taken to fix it. The first step is to be sure that it's not the backup remote. If the backup remote is able to lock and unlock your car door, then there's a likely issue with the main remote. The majority of car remote key malfunctions are caused by battery or circuitry problems. Battery The battery inside the key fob may get worn out over the course of time. It is simple to replace a battery. However, it is important to select the right kind. You can check your owner's manual or call the manufacturer to determine the correct type. It is also essential to examine the battery compartment, since batteries that are not working properly can release caustic chemicals that can harm the remote. If changing the battery doesn't solve the issue there may be additional issues that require professional attention. If key repair near me are damaged or stuck for instance it might be necessary to remove the remote and rebuild each component. You could also try reprogramming your vehicle to recognize the new key fob. Buttons From frequent use, key fobs may get dirty and worn. This is not unusual, but it can cause buttons to stop working or require a hard press for them to work. This can be frustrating especially when you're away from your home and need to turn on your car. Even malfunctioning or worn-out buttons can be fixed with a bit of time and materials you already have at home. First, make sure the batteries are charged correctly and that the indentation on the back of the button is filled. Then, carefully open up the remote and examine the circuit board. Check for signs of corrosion or other signs that buttons are worn out or damaged, such as missing paint that is conductive. Use car remote key repair -tip dipped into rubbing alcohol to gently clean any membrane contact that has become worn out or where conductive paint is missing. Do not rub too vigorously in order to damage the conductive paint, and block the button from firing when you press it. Also, make sure to inspect the battery connector terminals for a loose solder connection. Soldering them back to their original position will restore the button's functionality If this is the situation. You can follow the same method to restore functionality to any other loose connection inside the fob. If remote key fob repair of the rubber buttons at the front of the keyfob isn't working or need to be press extremely hard, the graphite disks at the back of the button could have worn out and will require replacement. This can usually be done by rubbing a pencil over the disks, which will bring the button back to its original state. If none of these solutions work or you are unable to get the button to respond when you press it hard, it is possible that the circuitry is failing. This can be fixed with a quick clean and replacing the solder, but it is ideal to have a spare fob in case this method does not work for you. Circuitry If the keys fob buttons are functioning the circuit board in your remote might be dirty. The issue can be solved by a thorough inspection. The most frequent causes of dirty circuit boards are water and damaged cases. A damaged case can let water and other debris to get into the circuit board, which can cause it to short. Water can also destroy pins and connectors that are small on the board, referred to as via's. If you're handy enough to remove your key fob and don't mind some mess, we can de-solder the buttons and solder new ones in their place. It's also worth checking the battery terminal connections. If they're loose, the buttons could not work or even become stuck in their down position. Soldering the terminals back to their proper positions is usually enough to return a malfunctioning fob to working. Non-Remote Transponder Chips The non-remote chips that are sealed are more durable than their remote fobs, however they can be cracked in the event of a hole being drilled into them or if a car door handle or lawnmowers plows over them. Most of the time, non-remote transponder chip failures can be blamed on blowing fuses. If you're handy enough to remove a key fob that is sealed and are willing to put up with the mess, you can easily remove the circuit board and test the fuse with a multimeter for proper diode function. If you're not confident doing this, visit your local hardware store or Oreilly's, and they'll usually have a RFID frequency tester that can tell you whether the key fob is sending a signal. Programming Key fobs aren't indestructible and are susceptible to being damaged by a lot of things. They may lose their connection with the receiver inside your vehicle due to shocks or a low battery, requiring the reprogramming. A professional auto locksmith or the main dealer, can reprogram your key fob and get it back functioning again. If resetting or replacing your key fob fails it is possible to replace it.