How to Fix a Key Fob That isn't Working

If your key fob does not work, you can fix it by following just a few steps. First, ensure that it's not your backup remote.

If the backup remote is able to lock and unlock your car remote key repair doors, then there's a likely issue with the primary remote. Most problems with car remote repair keys near me are caused by circuitry or battery issues.

Battery

The battery in the key fob may be worn out over time. It is simple to replace batteries. However, it is important that you choose the right type. You can refer to the owner's manual or contact the manufacturer to find out the correct type. It's recommended to examine the battery compartment thoroughly since dead batteries may release caustic chemicals that could harm the remote. If changing the battery doesn't solve the issue there could be other issues that require attention from a professional. If buttons are broken or stuck, for example it might be necessary to take the remote apart and rework each component. You can also try reprogramming the vehicle to recognize the new key fob.

Buttons

From frequent use, key repair near me fobs could become worn and dirty. It is not common for buttons to cease working, or to require a hard push to make them work. This can be extremely frustrating especially if you're away from home and need to start your car remote key repair near me. Even worn-out or malfunctioning buttons can be fixed with a little effort and tools you already have at home.

First, verify that the batteries have been correctly installed and that the indentation on the back of the button is filled. Then, carefully open up the remote and look at the circuit board. Check for signs of corrosion or other signs that the buttons are worn out or damaged, like missing conductive paint. Utilizing a Q-tip dipped in alcohol to gently clean any membrane contacts that have become damaged or have conductive paint missing. Avoid rubbing too hard as this can erode the conductive paint and block the button firing when it is pressed.

Also, carefully check the battery connector's terminals for an unattached solder connection. If this is the case, reconnecting them may bring back function to the button. You can follow the same process to restore functionality to any other loose connection inside the fob.

If any of the rubber buttons located at the front of the keyfob are not functioning or require to be press very hard the graphite disks at the back of the button might have worn out and will require replacement. This is usually done by rubbing a pencil over the disks, which should bring the button back to life.

If none of these solutions work, or if you still not be able to get the button respond when pressed hard, it is possible that the circuitry has failed. This can be fixed with a quick clean and refitting, but it's best to have an extra fob on hand in the event that this method fails for you.

Circuitry

The circuit board inside your remote control may be dirty, regardless of whether the buttons on the key fob are working or not. A thorough examination is usually enough to fix this issue. Broken and damaged cases are the most common causes of boards that are dirty. A broken case allows water and other debris to enter and short out the electronics. Water can also eat through pins and vias, which are the tiny connectors found on the board.

If you are handy enough to open your key fob and you don't mind making an mess, you can take the buttons out of their sockets and then solder new ones. Also, it's worth checking the connections between battery terminals. If they're loose, the buttons may not function properly or become stuck in their down position. Soldering the terminals and button's back in place is usually all it takes to restore the key fob that is not working to functioning condition.

Non-Remote transponder chips

Sealed non-remote transponder chips are more durable than the remote key repair fobs they are contained in, but they can be damaged by a hole that is made in them or pushed over by a lawnmowers or car door handle. Most of the time, non-remote transponder chip malfunctions can be blamed on a blown fuse.

If you are not comfortable opening the key fob, remove the circuitboard and utilize a multimeter to verify that the diode is operating correctly. If you're unsure about doing this, go to your local hardware store or Oreilly's, and they usually have an radio frequency tester that can tell you whether the key fob sending a signal.

Programming

Key fobs take many abuses and aren't indestructible. They may lose their connection to the car's receiver due to shock or a low battery, requiring the reprogramming. A professional auto key repair near me locksmith or dealer can reprogram your key fob and get it working again. If resetting or fixing your keyfob does not work it is possible to replace it.