9 . What Your Parents Teach You About Remote Key Repair > 자유게시판

how to repair broken car key 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 be sure that it's not your backup remote.

If the backup can lock and unlock your car doors then there is likely an issue with the main remote. The majority of car key remote repair remote key malfunctions are caused by battery or circuitry problems.

Battery

It is not unusual for the battery inside the key fob for cars to wear out. It is fairly easy to replace a battery, although it is important to ensure you choose the correct type and you can consult the owner's manual or car Keys repair talk to the dealer of the manufacturer to find out what kind of battery you need. It's also a good idea to examine the battery compartment carefully since dead batteries may leak harmful chemicals that can harm the remote. If changing the battery doesn't solve the issue there could be other issues requiring professional attention. If the buttons are stuck or broken, for example it could be necessary to remove the remote key Repair (Telegra.Ph) and rebuild each component. You can also try reprogramming the vehicle to recognize the new device.

Buttons

Key fobs can become dirty and worn out from frequent use. It is not unusual to have buttons stop working, or to require a long press to make them work. This can be very frustrating particularly when you're away from home and need to switch on your car. Even malfunctioning or worn-out buttons are often fixable with a little effort and materials you already have at home.

First, make sure that the batteries have been correctly inserted and that the indentation on the back of the button has been filled. Open the remote carefully and examine the circuit board. Look for signs of corrosion 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 contacts that are damaged or have conductive paint missing. Do not rub too vigorously as this can damage the conductive paint and prevent the button from firing when pressed.

Check the battery connector terminals carefully for any loose solder connections. If this is the case, connecting them back could restore functionality to the button. The same procedure can be used to restore function to any other loose connections within the fob.

If any of the rubber buttons at the front of the keyfob isn't working or need to be press very hard, the graphite disks at the back of the button may have worn out and require replacement. This is usually done by rubbing a pencil over the disks, which will bring the button back to working.

If none of these solutions work or you not be able to get the button respond when you press it hard, it could be that the circuitry has failed. It is possible to fix the issue by cleaning and re-soldering the button however, you should have an extra in case it does not work.

Circuitry

The circuit board of your remote control may be dirty, regardless of whether the buttons on the key fob function or not. A thorough inspection is usually enough to fix this issue. Broken cases and water are the most common causes of boards that are dirty. A damaged case allows water and other debris to pass through and short circuit the electronic components. Water can also damage pins and connectors that are small on the board, referred to as via's.

If you're handy enough to open up your key fob and aren't afraid of making a mess, we can remove the solder from the buttons and put new ones in their place. It's also worth examining the battery terminal connections. If they are loose, the buttons could not function or get stuck in their down position. Soldering the terminals, and putting the button back in their place is generally all that's needed to return keys that are not in working order.

Non-Remote Transponder Chips

Sealed non-remote transponder chip are more durable than the remote fobs that have them however they are still susceptible to being cracked by a hole drilled into them or run over by a lawnmowers or door handle for a car. The majority of non-remote transponder chip failures can be blamed on blowing fuses.

If you're able to remove a sealed non-remote key fob and are willing to put up with the mess, you can remove the circuit board and examine the fuse with an instrument to verify diode function. If you're not comfortable with this, you can go to your local Oreilly or hardware store and test their RF frequency tester. This will tell you whether the key fob is sending signals.

Programming

Key fobs are not indestructible and are susceptible to damage by a lot of things. They may lose their connection to the car's receiver due to shock or low battery, requiring the reprogramming. A professional auto locksmith, or the main dealer can reprogram the keyfob to get it functioning again. If resetting or repairing your keyfob does not work it is possible to replace it.