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How to Fix a Key Fob That isn't Working

If your key fob doesn't work A few easy steps can be taken to fix it. The first step is to make sure that it's not the backup remote.

If your backup remote can lock and key repair near me and Remote Key Repair unlock the doors of your car remote key repair, it is likely that the primary remote is not working. Most problems with car remote keys result from circuitry or battery problems.

Battery

It is not uncommon for the battery in the key fob for cars to wear out. It is simple to replace batteries. However it is crucial that you choose the right type. You can refer to your owner's guide or contact the manufacturer to inquire about the right type. It is also important to examine 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 that require attention from a professional. For instance, if the buttons seem stuck or remote Key Repair broken It may be necessary to take the remote apart and rework its parts. You could also try reprogramming the vehicle to recognize the new fob.

Buttons

Key fobs may become dirty and worn out from frequent use. This is not unusual however, it can cause buttons to cease working or require a very difficult press to get them to function. This can be very frustrating particularly if you're away from home and need to start your vehicle. Fortunately, even worn out or damaged buttons can be fixed with a little time and a few materials you might already have in the 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 examine the circuit board. Check for signs of rust or other signs the buttons are damaged or worn. For example, conductive paint may be missing. Use a Q-tip dipped in alcohol to gently clean any membrane contacts that are damaged or have conductive paint missing. Do not rub too vigorously in order to damage the conductive paint and prevent the button from firing when pressed.

Check the battery connector terminals for loose solder connections. If this is the case, simply soldering them back in place could bring back function to the button. You can use the same method to restore functionality to any other loose connection inside the fob.

If any of the rubber buttons at the front of the keyfob aren't working or need to be press very hard the graphite disks at the back of the button could have worn out and will require replacement. It is usually done by rubbing a pencil over the disks. This should bring the button to life.

If none of these solutions work, or if you still are unable to get the button to respond when pressed hard, it could be that the circuitry has failed. It is possible to fix this by cleaning and re-soldering your fob, but you should have an extra in case it does not work.

Circuitry

The circuit board of your remote control may be dirty regardless of whether the buttons on the key fob are working or not. This problem can be resolved by a thorough inspection. Broken and damaged cases are the most common causes of dirty boards. A damaged case allows water and other debris to pass through and short circuit the electronic components. Water can also destroy pins and connectors on the board, referred to as via's.

If you're able to open your key fob and you don't mind making some mess, we can take the buttons out of their sockets and solder in new ones. It's also worth checking the connections between battery terminals. If they are loose, the buttons may not function or get stuck in their down position. Soldering the terminals and buttons to their original positions is often enough to bring a non-working fob to a working condition.

Non-Remote Transponder Chips

The non-remote chips sealed in a sealed case are more durable than their Remote Key Repair fobs, but they can be cracked in the event of a hole being drilled into them or when a door handle for a car remote key fob repair or lawnmowers is pushed over them. The majority of non-remote transponder chip failures can be blamed on blowing fuses.

If you are not comfortable opening the key fob, you may take the circuit board off and use a multimeter to verify that the diode is working correctly. If you don't feel comfortable with this, go to your local Oreilly or hardware store and use their RF frequency tester. This will inform you whether the key fob is sending a signal.

Programming

Key fobs endure lots of abuse and aren't completely indestructible. They can break their connection with the receiver in your vehicle due to shocks or low battery, requiring reprogramming. A professional auto locksmith, or the main dealer can reprogram the keyfob to get it up and running again. In the rarer case that resetting and repairing your key fob doesn't work it could be the time to replace it entirely.