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 be sure that it's not your backup remote.

If the backup remote is able to lock and unlock your car key repairs near me door, then there is likely an issue with the main remote. The majority of car remote car key repair near me key malfunctions are caused by battery or circuitry problems.

Battery

It is not unusual for the battery in a key fob for cars to wear out. It is fairly easy to replace batteries, but it is important to make sure that you select the correct one; you can look in the owner's manual or talk to the dealer of the manufacturer to find out what kind of battery you need. It's recommended to examine the battery compartment with care because dead batteries can release caustic chemicals that could harm the remote. If changing the batteries doesn't solve the problem it could be that there are other issues that require attention from a professional. For example, if buttons appear stuck or broken, it may be necessary to take the remote apart and rework its components. You can also try reprogramming the vehicle to recognize the new key fob.

Buttons

Key fobs may become dirty and worn-out from frequent use. This is not uncommon however it can cause buttons to cease working or require a hard press for them to function. This can be very frustrating particularly if you're out of town and need to start your car. Even worn-out or malfunctioning buttons can be fixed with a little effort and materials you already have at home.

First, check that the batteries are properly charged and that the indentation on the back of the button is filled. Take the remote apart and examine the circuit board. Check for indications of rust or other signs the buttons are damaged or worn out. For instance, conductive paint may be missing. Utilizing a Q-tip that has been dipped in rubbing alcohol, gently clean any membrane contacts that are damaged or where conductive paint is missing. Don't rub too hard as this can damage the conductive paint and prevent the button from firing when pressed.

Also, carefully check the battery connector's terminals to ensure any loose solder connections. Soldering them back to their original position will restore the button's functionality in the event that this is the situation. You can use the same method to restore functionality to any other loose connection inside the fob.

If any of the rubber buttons on the front of the keyfob aren't functioning or require to be pressing very hard the graphite disks at the back of the button may have worn out and will require replacement. You can usually do this by rubbing a pen across the disks. This should bring the button to life.

If none of this is helpful, or if the button doesn't respond to a hard push It could be that the circuit board has gone bad. It is possible to fix this by cleaning and re-soldering your fob but you should also have an extra in case it does not work.

Cirgramming

Key fobs are not indestructible and can be damaged through a variety of causes. They may lose their connection to the receiver in your car because of shock or a low battery, which calls for the reprogramming. A professional auto locksmith or a main dealer can reprogram your key fob and get it working again. In the event that resetting and repairing your repair key fob doesn't work it could be the time to replace it all over again.