The 9 Things Your Parents Taught You About Remote Key Repair

How to Fix a Key Fob That isn't Working

If your key fob isn't functioning There are a few simple steps that can fix it. The first step is to make sure that it's not your backup remote.

If the backup remote is able to lock and unlock your car doors, then there is likely an issue with the main remote. Most problems with car remote keys result from circuitry or battery issues.

Battery

The battery in the key fob could wear out over time. It is simple to replace batteries. However it is crucial to select the right type. You can check your owner's guide or contact the manufacturer to find out the correct type. It's also a good idea to examine the battery compartment with care because dead batteries can release caustic chemicals that could damage the remote. If changing the battery doesn't fix the problem there could be other issues requiring professional attention. If the buttons are damaged or stuck, for example it could be necessary to take the remote apart and rework each component. You can also try reprogramming the vehicle to recognize the new remote.

Buttons

Due to frequent use, key fobs can wear out and become dirty. It is not unusual to have buttons stop working, or to require a long press to get them working. This can be very frustrating, especially when you are away from your home and have to switch on your car. Fortunately, even worn-out or broken buttons can usually be fixed with just a bit of time and a few items you may already have around the home.

First, check that the batteries are charged correctly and that the indentation on the back of the button is filled. Then, open the remote with care and inspect the circuit board. Examine for indications of rust or other signs the buttons are damaged or worn out. For example there could be conductive paint missing. Use a Q-tip dipped in rubbing alcohol, gently clean any membrane contacts that have become worn or have conductive paint missing. Avoid rubbing too hard, since this could cause damage to the conductive paint and stop the button from firing when it is pressed.

Check the battery connector's terminals carefully for any loose solder connections. Soldering them back into place will allow the button to function again in the event that this is the case. The same process can be used to restore function to any loose connections inside the fob.

If any of the rubber buttons at the front of the keyfob isn't working or need to be pressing very hard the graphite disks at the back of the button might have worn out and will need to replaced. It is usually done by rubbing a pencil over the disks. This will bring the button back to life.

If none of these solutions work or remote key fob repair near me you are unable to get the button to respond when pressed hard, it is possible that the circuitry has failed. It is possible to fix this by cleaning and re-soldering the button but you should also have another spare in case it doesn't work.

Circuitry

The circuit board in your remote control could be dirty, regardless of whether the buttons on the key fob are working or not. This problem can be resolved by a thorough inspection. Broken and damaged cases are the most frequent causes of dirty boards. A damaged case can allow water and other debris to get into the circuit board, which can cause it to short. Water can also damage pins and connectors on the board, referred to as via's.

If you're able to open your Key repair fob, and don't mind making some mess, we can take the buttons out of their sockets and then solder new ones. It's also worth looking at the battery terminal connections. They can become very filthy and if they're not tight enough, the buttons might not work or may even remain in their down position. Soldering terminals and buttons back to their original positions is often enough to return a malfunctioning fob to a working condition.

Non-Remote Transponder Chips

Sealed non-remote transponder chips are much more durable than remote fobs that have them but they can be damaged by a hole that is made in them or pushed over by a lawnmower or car door handle. Most of the time non-remote transponder chips fail, and this could be attributed to a blown fuse.

If you are not comfortable opening the key fob, take the circuit board off and use a multimeter to check that the diode is functioning properly. If you're not comfortable with this, visit your local Oreilly or hardware store and test their RF frequency tester. This will inform you whether 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 receiver in your car key repair due to shock or a low battery, which requires the reprogramming. A professional auto locksmith or broken a main dealer will be able to reprogram your key fob to get it functioning again. If resetting or fixing your key fob fails, you may need to replace it.