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How to Fix a Key Fob That isn't Working

If your key repair shop near me fob won't work then you can fix it with some simple steps. First, ensure that it's not your backup remote.

If your backup remote cannot lock and unlock the doors of your car, then it is most likely that the primary remote isn't working. Most car remote key failures are caused by battery or circuitry problems.

Battery

It is not uncommon for the battery in the car key fob to get worn out. It is simple to replace the battery. However it is crucial to select the right kind. You can check the owner's manual or contact the manufacturer to find out the right kind. It is also crucial to examine the battery compartment, as batteries that are not working properly can release caustic chemicals that can harm the remote. If changing the battery doesn't fix the problem, there may be other issues that require professional attention. For example, if buttons seem stuck or damaged it could be necessary to disassemble the remote and rebuild its components. You could also try reprogramming the vehicle to recognize the new fob.

Buttons

Through frequent use, key fob repair near me fobs could get dirty and worn. This is not uncommon however, it can cause buttons to cease working or require a hard press for them to work. This can be a huge hassle especially 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 some of the materials you have in the house.

First, make sure 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. Examine for signs of rust or other signs that buttons are worn out or damaged, such as missing the conductive paint. Use a Q-tip, dipped in alcohol to gently clean any membrane contact that has worn-out or where conductive paint is missing. Don't rub too hard as this can damage the conductive paint and stop the button from firing when pressed.

Examine the battery connector's terminals carefully for any loose solder connections. If this is the case, soldering them back in place may restore function to the button. You can apply 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 require being press very hard the graphite disks on the back of the button might have worn out and require replacement. You can usually do this by rubbing a pencil over the disks. This will bring the button back to life.

If none of these solutions work or you 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 a quick clean and re-soldering, but it is ideal to have a spare fob in case this method doesn't work for you.

Circuitry

The circuit board in the remote control could be dirty regardless of whether the buttons on the key fob are working or not. A thorough inspection will usually resolve this problem. Water and broken cases are the most common causes of boards that are dirty. A damaged case can allow water and other debris to pass through and short out the electronic components. Water can also destroy pins and connectors on the board, which are known as via's.

If you're handy enough to remove your key fob and don't mind a little mess, we can remove the solder from the buttons and put new ones in their place. It's also worth checking the connections between battery terminals. They can become very dirty and if they're loose, the buttons might not work or even stay in their down position. Soldering the terminals and buttons into place is usually enough to restore a non-working fob back to working.

Non-Remote Transponder Chips

Sealed non-remote transponder chips are more durable than remote fobs that have them but they can still be cracked by a hole made in them or pushed over by a lawnmowers or Door Key Repair Near Me handle for a car. Fuse failures are usually to blame for non-remote car key repair chips failures.

If you're not comfortable opening the key repair car fob, remove the circuitboard and utilize a multimeter to check that the diode is working correctly. If you're unsure about doing this, head to your local hardware store or the Oreilly's and they usually have an RF frequency tester that will tell you if the key fob is sending a signal.

Programming

Key fobs aren't impervious to destruction and can be damaged by a lot of things. They may lose their connection to the car key fob repairs's receiver due to shock or low battery, requiring the reprogramming. A professional auto locksmith or the main dealer can reprogram your keyfob to get it working again. In the event that resetting and fixing your key fob doesn't work it may be time to replace it completely.