Key Fob Repair Service - 5 Common Reasons Your Key Fob Won't Work
It can be a stressful experience when your key fob malfunctions. Fortunately, the majority of fob problems aren't serious or complicated and can be resolved at home or with an auto locksmith near you.
First, examine the key fob to see if it has any physical damage or an inoperative battery. Then, try to reset the fob by following the instructions in the owner's manual.
Dead Key Fob Batteries
A key fob allows you to unlock and start your vehicle without having to fiddle using your keys. Some models even unlock hatchbacks, doors and trunks with the push of a button. A dead key fob isn't as difficult to fix as it might seem. You can take your vehicle to an auto repair shop or dealership for help. But did you know that you could also fix your fob yourself?
remote key repairs 'll require is a fresh, new CR2032 battery. Most hardware stores sell them in multipacks. Make use of a flathead screwdriver or a watch to pry the case open. Once you've opened the first gap then you can use your pry tool to further open the case. Be gentle since you don't want to harm the fob or its circuit board.
Once you've got your case open, insert the new battery underneath the tabs that are highlighted by yellow arrows in this image. Make sure that it is past the two smaller tabs highlighted by the green arrows. Close your key fob after installing the new battery and test it. If the key fob still doesn't function, you may require contacting a professional for a more thorough troubleshooting.
In rare cases replacement of the battery in a key fob can still result in a non-functional device. In this instance there's probably a problem with the device or vehicle. Keep a spare keyfob handy to ensure you're ready in the event that your battery dies or if a problem occurs.
You may also ask an expert to provide other key fob repair services. They can inspect for damaged buttons or contacts, as well as other parts. They can also perform reprogramming or synchronization, in the event that 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 activate the antenna and chip to release the radio frequency. The battery also powers the plastic casing which protects these components. Your key fob won't function if the battery is dead. The solution is simple and inexpensive simply replacing it. Many manufacturers have directions in their user's manuals on how to change the battery on the key fob. It's not difficult and you'll save money by doing it on your own instead of taking the fob to an auto or dealer shop.
You could have a different problem if your key fob still does not work after replacing the batteries. Examine the key fob to determine whether there are any physical damages, such as cracks or dent. You can also open the case and inspect the circuit board for corrosion or other issues. If you feel at ease, you can use a cotton ball dipped into rubbing alcohol to clean contact points on the circuit board of the key fob. This will get rid of the corrosion without damaging the fob.
Key fobs also need to be programmed to connect to the vehicle's receiver. This is to ensure that only those with keys for the same vehicle can unlock the car and prevent other key fobs from trying to gain access to vehicles they weren't designed for. If you have recently had your keyfob repaired or replaced or if it has been in use for a while the transmitter and receive may have been disconnected.
An effective method to test this is by using a spare key fob you have. This will tell you if the problem is with the key fob or with the electrical system of your vehicle. A mechanic can help resolve the issue by reconnecting any disconnected wires. Try connecting the key fob to another receiver and try to determine if this solves the problem. If you're unable to connect your key fob to a different receiver in your vehicle, you might have to bring it to a car dealership or auto repair shop to get more precise repairs.
Damaged Key Fob Transmitter
If your car key fob isn't working, it could be a major inconvenience. Fortunately, most car key fobs can be repaired with just a few steps. First, check the fob for physical damages, and make sure it's not just dead. If a new battery does not fix the issue it could be a more serious issue.
It's not surprising that car key fobs wear out with time. They are made up of many moving parts. A damaged transmitter on your fob can hinder your car from starting or unlocking the doors. Furthermore a damaged transmitter may interfere with the radio signals sent between your key fob and the receiver inside the vehicle. If you suspect that your key fob's transmitter is damaged, bring it to a local mechanic for an inspection and repair.
Batteries are usually the reason of a key fob that isn't working. Key fob batteries usually last between three and five years, so it's recommended to buy new ones on a regular basis.
Replacing a key fob's battery is a simple task that can be done by most people at home. All you require is a flat head screwdriver to off the case and then replace the battery with a new one. Most key fobs use 3V button cell batteries that are available at most auto parts stores.
Another reason why your key fob might stop responding is because of an ineffective receiver. This is a frustrating problem that usually happens while you are driving. If you notice that your key fob doesn't receive an alert from your vehicle, try putting it in the driver's door lock.
A damaged receiver may also cause your keyfob's to behave in a strange manner. For instance it might lock or turn off the vehicle when you press one of its buttons. If you have a spare key fob, try using it to see if it can respond to the vehicle's commands. If you don't have an additional key fob, call your dealer for assistance. If your current key fob is still in warranty, a few new-car dealers may be able provide a free replacement.
Damaged key fob receiver
Key fobs may have several issues. They are convenient tools that let us lock or unlock, as well as start our cars. If the remote key fob in your car isn't working correctly it's likely that you need to call a locksmith or an auto dealer. Fortunately, most common key fob issues are easily solved without having to pay for an expensive replacement. Here are five of the most frequent reasons why your key fob might not be working:
Key Fob Needs Re-Programming
Over time, the key fob receiver and transmitter can get out of sync with one other. To fix this issue, you'll need to sync the key fob to its receiver by following reprogramming instructions for your vehicle. These instructions are available in the owner's manual, or ask your dealer nearby for assistance.
If you are unable to solve the issue, there could be other damage or interference to your key fob, or its receiver. Luckily, this is often simple to fix by opening your key fob to take a closer inspection of the inside. Find indications of damage, such as cracks in the board tiny electronic components that aren't connected to the board or damaged or bent battery contacts. If you spot any of these, you can fix your key fob by replacing damaged parts.
The best solution for you is based on your budget and convenience. If your key fob is damaged or dropped, it could be more cost-effective to have it replaced professionally. In any event, take good care of your keyfob to ensure it continues to function smoothly for a long time. By regularly cleaning it and avoiding exposing it to extreme temperatures or electromagnetic fields you can ensure that it will last for as long as possible. By choosing a professional with experience with the make and model of your vehicle you can be certain that your key fob is functioning as it should be.