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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, ensure that it's not the backup remote.

If the backup is able to lock and unlock your car doors it is most likely an issue with the primary remote. Most car remote key repair car failures result from circuitry or battery issues.

Battery

It is not uncommon for the battery inside a car key fob to degrade. It is relatively easy to replace batteries, but it is important to ensure that you select the correct one and you can consult the owner's manual or talk to the dealer of the manufacturer to find out the kind of battery you need. It is also a good idea to examine the battery compartment thoroughly since dead batteries may leak harmful chemicals that can harm the remote. If changing the batteries does not solve the issue it could be because there are other issues that require attention from a professional. For instance, if the buttons appear stuck or broken, it may be necessary to disassemble the remote and rework its components. You can also try reprogramming your vehicle to recognize the new key fob.

Buttons

Key fobs may become dirty and worn-out from repeated use. This is not atypical however it can cause buttons to cease working or require a very hard press for them to work. This can be very frustrating, especially when you are away from home and you need to start your car. Fortunately, even worn-out or damaged buttons can be fixed with a bit of time and a few materials you might already have in the house.

First, make sure that the batteries are properly inserted and that the indentation at the back of the button is filled. Open the remote carefully and inspect the circuit board. Look for signs of corrosion or other indications that the buttons are worn out or damaged, like missing conductive paint. Use a Q-tip that has been dipped in rubbing alcohol to gently clean any membrane contact that has damaged or where conductive painting is missing. Don't rub too hard as this can damage the conductive paint, and block the button from firing when it is pressed.

Also, carefully check the battery connector's terminals to ensure an unattached solder connection. Soldering them back to their original position will allow the button to function again If this is the situation. You can use the same process to restore functionality to any other loose connection in the fob key repair Near me.

In the end, if any of the buttons made of rubber on the front of the key fob stop working or require a very long press to function, it is likely that the graphite disks on the back of the button are deteriorating and need to be replaced. This is usually done by rubbing a pencil across the disks, which should bring the button back to working.

If none of these solutions work, or if you still are unable to get the button to respond when you press it hard, it could be that the circuitry is failing. This can sometimes be repaired by a quick clean and refitting, but it's recommended to have an additional fob on hand in the event that this method does not work for you.

Circuitry

Whether or not the key fob buttons are working the circuit board that is inside your remote may be dirty. A very thorough inspection is usually enough to fix this problem. The most frequent causes of dirty circuit boards is water and broken cases. A damaged case can allow water and other debris into the circuit board, which can cause it to short out. Water can also destroy pins and connectors on the board, referred to as via's.

If you're skilled enough to open your key fob, and don't mind making some mess, we can remove the buttons from their sockets and then solder new ones. It's also worth looking at the battery terminal connections. If they're loose, the buttons may not work or even become stuck in their down position. Soldering the terminals and buttons to their proper positions is usually enough to return a malfunctioning fob to a working condition.

Non-Remote Transponder Chips

The non-remote chips that are sealed are more durable than remote car key repair near me fobs, however they are susceptible to breaking in the event of a hole being drilled in them, or in the event that a door handle of a car key repair company or lawnmowers is pushed over them. The failure of the fuse is usually to blame for non-remote chips failures.

If you're able to open up the sealed key fob and are willing to put up with the mess, you can easily remove the circuit board and test the fuse with a multimeter for proper diode function. If you're not confident doing this, go to your local hardware store or the Oreilly's and they will usually have an RF frequency tester that will determine if the key fob is sending a signal.

Programming

Key fobs endure a lot of abuse and aren't impervious to damage. They can break their connection with the receiver in your vehicle because of shocks or a low battery, requiring reprogramming. A professional auto locksmith or a dealer in the main, can reprogram your keyfob to get it working again. In the event that resetting and repairing your key fob fails it could be the time to replace it entirely.