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How to Fix a Key Fob That isn't Working

If your key fob does not work then you can fix it by following a few simple steps. First, check to make sure it's not the backup remote.

If your backup remote can lock and unlock the doors of your vehicle, it is likely that the main Remote Key Repair isn't working. The most frequent causes of key problems with your car remote key repair near me remote are battery or circuitry issues.

Battery

It is not uncommon to find a battery on a car remote key repair near me key fob to degrade. It is easy to replace a battery. However it is crucial to select the right type. You can check your owner's manual or call the manufacturer to determine the right kind. It's recommended to examine the battery compartment with care since dead batteries may leak harmful chemicals that can cause damage to the remote. If replacing the battery does not solve the issue, there may be other issues that require attention from a professional. If the buttons are broken or stuck for instance it might be necessary to disassemble the remote and rework each component. You can also try reprogramming the vehicle to recognize the new device.

Buttons

From frequent use, key fobs may wear out and become dirty. This is not unusual however it can cause buttons to cease working or require a difficult press to get them to work. This can be extremely frustrating particularly if you're away from home and need to start your vehicle. Even broken or damaged buttons can be fixed with a bit of time and tools you already have at home.

First, ensure that the batteries are properly charged and that the indentation on the back of the button is filled. Open the remote carefully and look over the circuit board. Check for signs of corrosion or other signs that the buttons are worn out or damaged, such as missing paint that is conductive. Use a Q-tip, dipped in alcohol to gently clean any membrane contact that has worn out or where conductive painting is missing. Avoid rubbing too hard, since this could cause damage to the conductive paint and stop the button from firing when it is it is pressed.

Also, be sure to check the battery connector's terminals to ensure a loose solder connection. Soldering them back to their original position will restore the button's functionality if this is the case. The same procedure can be used to restore functionality to any other loose connections in the fob.

Finally, if any of the buttons made of rubber that are on the front of the key fob aren't working or require a very difficult press to function, it is likely that the graphite disks that are on the back of the button are deteriorating and need to be replaced. This can be done by rubbing a pencil across the disks, which 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. It is possible to fix the issue by cleaning and re-soldering the fob however, you should have a spare in case it does not work.

Circuitry

Whether or not the key fob buttons are working, the circuit board inside your remote might be dirty. This issue can be fixed through a thorough examination. Water and broken cases are the most frequent causes of boards that are dirty. A damaged case can allow water and other debris to enter and short circuit the electronics. Water can also eat through pins and vias, which are tiny connectors that are found on the board.

If you're able to open up your key fob repair fob and don't mind making a mess, we can take off the buttons and put new ones in their place. It's also worth looking at the battery terminal connections. They can become extremely dirty and if they're loose, the buttons might not work or even stick in their down position. Soldering terminals and buttons back into place is usually enough to bring a non-working fob to working.

Non-Remote transponder chips

Sealed non-remote transponder chip are more durable than the remote fobs that contain them but they can be cracked by a hole that is drilled into them or over by a lawnmowers or door handle for a car. The failure of the fuse is usually to blame for non-remote chip failures.

If you're not confident opening the key fob, take the circuit board off and use a multimeter to check that the diode is functioning properly. If you're not confident doing this, go to your local hardware store or Oreilly's, and they will usually have an radio frequency tester that can let you know whether the key fob is sending signals.

Programming

Key fobs aren't impervious to destruction and can be damaged by a lot of things. They can break their connection with the receiver inside your vehicle due to shocks or a low battery, which calls for reprogramming. A professional auto locksmith or a dealer in the main can reprogram the key fob and get it back working again. If resetting or fixing your key fob fails it is possible to replace it.