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How to Fix a Key Fob That isn't Working

If your key fob does not work, you can fix it by following just a few steps. First, make sure that it's not your backup remote.

If your backup remote is unable to lock and unlock the doors of your car, it is likely that the primary remote isn't working. The most frequent causes of key malfunctions for car remotes are battery or circuitry issues.

Battery

The battery in the key fob may be worn out over time. It is fairly easy to change out batteries, but it is crucial to ensure you choose the correct type; you can look in your owner's manual, or Car key button repair contact the manufacturer's dealer to determine the type of battery you need. It is also essential to inspect the battery compartment, since dead batteries can leak toxic chemicals that could damage the remote key fob repair near me. If replacing the batteries doesn't solve the issue it could be that there are other issues that require attention by a professional. For instance, if buttons appear stuck or broken key repair Near me It may be necessary to disassemble the remote and rework its components. You could also try reprogramming your vehicle to recognize the new key fob.

Buttons

Key fobs can get dirty and worn-out from repeated use. It is not unusual to have buttons stop working, or to require a long press to get them working. This can be a huge hassle, especially if you are away from home and you need to start your car. Fortunately, even worn-out or damaged buttons can be fixed with just a bit of time and a few materials you may already have around the home.

First, check that the batteries are correctly inserted and that the indentation at the back of the button has been filled. Then, carefully open up the remote and look at the circuit board. Examine for signs of rust or broken key repair Near me other indications that the buttons are damaged or worn. For instance there could be conductive paint missing. Use a Q-tip dipped in alcohol, gently clean any membrane contacts that have damaged or have conductive paint missing. Do not rub too vigorously as this can damage the conductive paint, and block the button from firing when you press it.

Check the battery connector terminals for loose solder connections. If this is the case, soldering them back in place can bring back function to the button. The same method can be used to restore functionality to any other loose connections inside the fob.

If, for instance, any of the rubber buttons on the front of the key fob have stopped working or require a difficult press to function it is likely that the graphite disks at the back of the button are wearing out and need to be replaced. You can do this by rubbing a pen over the disks. This should bring the button back to life.

If none of this is helpful, or if the button still doesn't respond to a hard press, then it may be because the circuit board itself has become damaged. It is possible to fix this issue by cleaning and re-soldering the button, but you should have an extra in case it does not work.

Circuitry

The circuit board inside the remote control could be dirty regardless of whether the buttons on the key fob are working or not. The issue can be solved through a thorough examination. The most frequent causes of dirty circuit boards is water and damaged cases. A damaged case could let water and other debris into the circuit board, which can cause it to short out. Water can also eat away at pins and connectors that are small on the board called via's.

If you're able to remove your key fob and aren't afraid of making a mess, we can take off the buttons and then solder new ones in their place. It's also worth checking the connections between battery terminals. They can get very filthy and if they're not tight enough, the buttons might not function or even stay in their down position. Soldering terminals and buttons back into place is usually enough to restore a non-working fob to a working condition.

Non-Remote Transponder Chips

Sealed non-remote transponder chip are more durable than the remote fobs that have them but they can still be damaged by a hole that is drilled into them or run over by a lawnmowers blade or car door handle. Fuse failures are usually to blame for Broken key repair Near me non-remote chips failures.

If you're handy enough to open a sealed non-remote key fob and are able to bear 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 comfortable doing this, visit your local hardware store or Oreilly's and they'll usually have an radio frequency tester that can determine whether the key fob sending signals.

Programming

Key fobs are subject to many abuses and aren't indestructible. They may lose their connection to the receiver in your car due to shock or a low battery, requiring the reprogramming. A professional auto locksmith, or main dealer can reprogram the key fob and get it back working again. If resetting or replacing your keyfob does not work it may be necessary to replace it.