How to Fix a Key Fob That isn't Working

If your key fob isn't working There are a few simple steps that can fix it. First, check to make sure it's not the backup remote.

If the backup can lock and unlock your car key fob repair near me doors, it is most likely an issue with the main remote. Most problems with car remote keys result from circuitry or battery issues.

Battery

The battery in a key fob can wear out over time. It is relatively easy to change out batteries, but it is essential to make sure that you use the right type and you can consult your owner's manual, or contact the dealer of the manufacturer to find out the kind of battery you need. It is also crucial to inspect the battery compartment, as dead batteries can leak toxic chemicals that could damage the remote. If changing the batteries doesn't solve the problem it could be that there are other issues that require attention by a professional. If buttons are stuck or broken for instance it might be necessary to disassemble the remote and rework each component. You could also try reprogramming the vehicle to recognize the new remote.

Buttons

From repeated use, key fobs may become worn and dirty. It is not common to have buttons stop functioning, or require a long press to make them work. This can be extremely frustrating, especially if you are out of town and need to start your car. Fortunately, even worn out or broken buttons can usually be fixed with a little time and some of the materials you have in the house.

First, check that the batteries are correctly placed and that the indentation at the back of the button is filled. Then, carefully open up the remote and examine the circuit board. Look for signs of corrosion or other signs that the buttons are worn out or damaged, like missing conductive paint. Use a Q-tip, dipped in alcohol to gently clean any membrane contact that is worn-out or has conductive paint missing. Don't rub too hard, as this could erode the conductive paint, and block the button from firing when you press it.

Examine the battery connector's terminals carefully for any loose solder connections. If this is the case, simply connecting them back may bring back function to the button. The same process can be used to restore functionality to any other loose connections in the fob.

In the end, if any of the rubber buttons 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 at the back of the button are deteriorating and require replacement. You can usually do this by rubbing a pen over the disks. This will bring the button back to life.

If all of this doesn't help, or if the button still does not respond to a firm press It could be because the circuit board has gone bad. This can be fixed by a quick clean, and re-soldering, but it is best to have an extra fob on hand in the event that this method does not work for you.

Circuitry

If the Key repair fob buttons are working the circuit board that is inside your remote might be dirty. A very thorough inspection is often enough to resolve this problem. The most common causes for dirty circuit boards is water and damaged cases. A damaged case allows water and other debris to enter and short circuit the electronic components. Water can also eat through pins and vias, which are the tiny connectors found on the board.

If you're handy enough to open your key fob repairs fob and don't mind some mess, we can de-solder the buttons and solder new ones in their place. It's also worth checking the battery terminal connections. They can become extremely dirty and if they're loose the buttons might not function or may even remain in their down position. Soldering the terminals and buttons back into place is typically all that's required to return a non-working key fob to working condition.

Non-Remote transponder chips

The sealed non-remote chips are more durable than their remote fobs, but they can be cracked if a hole is drilled into them or in the event that a door handle of a car or lawnmowers is pushed over them. Most of the time, [Redirect-302] non-remote transponder chip failures can be attributed to an exploded fuse.

If you're able to open up a sealed non-remote key fob and are willing to put up with the mess, you can easily remove the circuit board and check the fuse using a multimeter to ensure that it is functioning as intended. function. If you're not confident doing this, visit your local hardware store or Oreilly's and they will usually have an RF frequency tester that will determine whether the key fob is sending signals.

Programming

Key fobs take many abuses and aren't impervious to damage. They may lose their connection to the car's receiver because of shock or a low battery, which requires them to be reprogrammed. A professional auto locksmith or a main dealer will be able to reprogram your key fob to get it back up and running. In the event that resetting and fixing your key fob fails it may be time to replace it all over again.