Key Fob Repair Service - 5 Common Reasons Your Key Fob Won't Work
It can be a traumatic experience when your key fob malfunctions. Luckily, most fob problems aren't too serious or complex and can be solved at home or by an auto locksmith near you.
The first step is to check the fob for physical damage as well as dead batteries. Then, you can reset the fob following the instructions in your owner’s manual.
Dead Key Fob Battery
A key fob allows you to open and start your vehicle without having to mess around using your keys. Many models unlock doors trunks, and hatchbacks by pressing the button. While the battery for your key fob has died might seem like a major issue, it's actually just one of the easiest problems to resolve. The majority of car owners know they can visit a dealer or repair shop to get help but did you know that you could also try to fix your own fob at home?
You'll first require a brand-new CR2032. You can buy them in a multipack at most hardware stores. Then, use a watch or flathead screwdriver to pry the case of the fob. There's typically a slot or notch to get started, and once you've created the first gap, you can push your tool in the same way as you would peel an apple or an orange to open the case more. Be gentle in order not to damage the fob or its circuit board.
Place the new battery in the tabs that are marked with yellow arrows on this photo. Be sure to insert the battery past the tabs smaller than those highlighted by the green arrows. Once the new battery has been put in place, close your key fob, and then test it. If the key fob still isn't working, you might require the assistance of a professional for a more detailed troubleshooting.
In rare instances, replacing a battery in a keyfob can still result in a malfunctioning device. In this instance there's probably a problem with the device or vehicle. Keep a spare keyfob on hand so that you're prepared in the event that the battery fails, or if another problem arises.
You may also ask an expert to provide other repair services for your key fob. They can inspect for damaged buttons, contacts, and other parts. They can also perform the reprogramming or synchronization process if your vehicle is having trouble communicating with your key fob.
Damaged Key Fob Battery
Most key fobs rely on a small battery to power their internal components, which include buttons that trigger the chip and antenna to release radio frequencies. The battery also powers the plastic casings to protect these components. Your key fob won't function if the battery is dead. Fortunately, the solution is easy and cheap simply replacing it. In their user's manuals, many manufacturers provide instructions on how to replace the key fob batteries. The procedure may be a bit difficult, but it is not hard to do and you'll likely save money by doing it yourself instead of taking the fob to the auto shop or dealership.
If your key fob still not working after replacing the battery, you may have a different problem. Check the key fob to see whether there are any physical damage, like cracks or dents. You can also open the case and inspect the circuit board for signs of corrosion or other issues. If you are comfortable doing this, you can use a cotton swab coated with rubbing alcohol to clean the contact points on the circuit board. This will eliminate the corrosion without damaging the fob.
The key fobs also need to be programmed so that they can connect to the vehicle receiver. This is done so that only keys to the same car can unlock the vehicle, and to stop key fobs that are not designed for the vehicle from opening it. If you have recently had your keyfob repaired or replaced, or if it has been in use for a long time the transmitter and receiver could have become disconnected.
One method to test this is by using a spare key fob you have. This will tell you whether the issue is with the key fob, or the electrical system in your vehicle. A mechanic at your vehicle can help you reconnect any wires that are disconnected and assist you in resolving the problem. Alternately, you could try connecting the key fob to a different receiver in your car and see if that solves the problem. If you are unable to connect your key fob to a different receiver in your vehicle, you could need to take it to a dealership or auto repair shop to get more specific repairs.
Damaged Key Fob Transmitter
When your car key fob fails to function, it can be a major issue. Fortunately, the majority of key fobs for cars can be fixed with only a few steps. Check the fob to determine whether it's suffering from physical damage and ensure that it is not just dead. A new battery might be all you need but if it's not enough to fix the issue, there could be a more serious problem with the fob transmitter.
Car key fobs are made up of lots of moving parts, so it's normal to expect them to suffer wear and tear with time. A damaged transmitter for your key fob could prevent your vehicle from starting or opening the doors. Furthermore a damaged transmitter may interfere with the radio signals sent between your key fob's receiver and your key fob inside the vehicle. Bring your key fob to a mechanic to be repaired and inspected when you believe that the transmitter is damaged.
key fob repairs of the main reasons why a key fob stops working is because its batteries are depleted. Key fob batteries last between 3 and five years. It's best to replace them on a regular basis.
The majority of people can replace the battery inside the key fob at home. You'll require a flat-head screwdriver in order to pry the case open, and after that you'll be able replace the battery. Most key fobs are powered by 3V button cells which are available in most auto parts stores.
A malfunctioning receiver could be the cause of your key fob not responding. This is a frustrating issue, as it usually occurs while you are driving. If your key fob isn't appearing to be receiving any signals Try placing it inside the driver's side door lock.
A damaged receiver may also cause your keyfob's to behave uncontrollably. For example it might shut off or lock the vehicle if you press one of its buttons. Try using a spare keyfob to see if the vehicle will respond. Contact your dealer if don't own an extra keyfob. If your current key fob is in warranty, a few new-car dealers might be able to provide a free replacement.
Keys damaged Fob Receiver
Key fobs are fantastic convenience tools that allow us to lock or unlock our vehicles, they are susceptible to a range of issues. If your remote key fob for your car isn't working correctly it's possible to contact a locksmith an auto dealer. Most common problems with key fobs are easily fixable without the need for an expensive replacement. Here are the five most commonly-cited reasons your key fob might not be responding:
Key Fob Needs Re-Programming
Over time, a car's key fob transmitter and receiver can become out of sync with one and the other. To fix this problem, you will have to reconnect the key fob and its receiver following the reprogramming instructions for your vehicle. key fob repairs can find these instructions in the owner's manual or contact your dealer nearby for assistance.
If reprogramming your keyfob does not resolve the issue, there may be damage or a problem with your keyfob or receiver. Luckily, this issue is easy to fix by opening your key fob for a better look at the interior. Check for indications of damage, for example cracks in the board, tiny electronic components that aren't connected to the board or bent or damaged battery contacts. If you spot any of these, you can fix your key fob by replacing damaged components.
The best solution for you is based on your budget and the convenience. However, if your key fob was damaged by a fall or various physical harms it could be simpler and more affordable to replace it by a professional. In any case, take good care of your keyfob to ensure it continues to perform smoothly for a long time. By regularly cleaning it and avoiding exposing it to extreme magnetic fields or temperatures, you can ensure it will last for as long as is possible. By choosing an expert who is familiar with the model and make of your vehicle you can be certain that your key fob is working as intended.