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How to Fix a Key Fob That isn't Working

If your key fob isn't functioning There are a few simple steps that can fix it. First, make sure that it's not your backup remote.

If the backup is able to lock and unlock your car key repair company doors then there is likely an issue with the main remote. The most common causes of key malfunctions for car remotes are issues with the circuitry or battery.

Battery

It is not uncommon to find a battery on the car automotive key repair fob to get worn out. It is simple to replace a battery. However it is crucial that you choose the right kind. You can check the owner's manual or contact the manufacturer to find out the right type. It is also crucial to inspect the battery compartment, since dead batteries can leak toxic chemicals that could damage the remote. If replacing the battery does not fix the problem there could be other issues requiring professional attention. For instance, if the buttons seem stuck or broken, it may be necessary to disassemble the remote and rework its components. You can also try reprogramming the vehicle to recognize the new device.

Buttons

Key fobs may become dirty and worn out from repeated use. This is not atypical, but it can cause buttons to cease working or require a hard press for them to function. This can be a huge hassle, especially if you are away from home and need to start your car. Even broken or damaged buttons are often fixable with a bit of time and the tools you already have at home.

First, ensure that the batteries are up correctly and that the indentation on the back of the button is filled. Open the remote carefully and examine the circuit board. Examine for signs of rust or other indications that the buttons are worn out or damaged, like missing paint that is conductive. Then, using a Q-tip dipped in alcohol, gently clean any membrane contacts that are worn or where conductive paint is missing. Don't rub too hard in order to damage the conductive paint and stop the button from firing when it is pressed.

Check the battery connector's terminals carefully for any loose solder connections. Soldering them back to their original position will allow the button to function again If this is the case. The same procedure can be used to restore function to any loose connections within the fob.

Finally, if any of the buttons made of rubber that are on the front of the key fob have stopped working or require a difficult press to function, it is likely that the graphite disks at the back of the button are wearing down and require replacement. It is usually done by rubbing a pen across the disks. This will bring the button back to life.

If none of these solutions work, or if you still cannot 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 re-soldering, but it is best to have an extra fob on hand in the event that this method does not work for you.

Circuitry

Whether or not the key fob buttons function, the circuit board inside your Remote key repair might be dirty. A thorough inspection is usually enough to fix this problem. The most common causes of dirty circuit boards is water and broken cases. A broken case allows water and other debris to get in and short out the electronics. Water can also eat away at pins and connectors on the board, which are known as via's.

If you are handy enough to open your key fob, and don't mind making a mess, we can remove the buttons from their sockets and solder in new ones. It's also worth looking at the battery terminal connections. They can become very dirty and if they're loose, the buttons may not work or even stay in their down position. Soldering the terminals and button's back in place is usually all it takes to restore keys that are not in working order.

Non-Remote transponder chips

Sealed non-remote transponder chips are much more durable than remote fobs that have them but they can still be broken by a hole being that is drilled into them or over by a lawnmowers blade or door handle for a car. Fuse failures are usually to blame for Repair Car Keys non-remote chip failures.

If you're not confident opening the key fob, you may take the circuit board off and use a multimeter to determine if the diode is working correctly. If you're not confident doing this, head to your local hardware store or Oreilly's, and they will usually have a RF frequency tester that will let you know whether the key fob is sending a signal.

Programming

key repair shops near me fobs are not indestructible and are susceptible to damage through a variety of causes. They may lose their connection with the receiver inside your vehicle because of shocks or a low-battery, which requires changing the program. A professional auto key repair near me locksmith or main dealer can reprogram your key fob and get it functioning again. If resetting or repairing your key fob fails, you may need to replace it.