Key Fob Repair Service - 5 Common Reasons Your Key Fob Won't Work

It can be a frustrating experience when your key fob malfunctions. Most fob problems can be fixed at home with an auto locksmith or are not important.

The first step is to inspect the fob for physical damage as well as dead batteries. You can then reset the fob according to the instructions contained in your owner's manual.

Dead Key Fob Battery

With a key fob you can open and start your vehicle without having to fumble around with your keys. Many models can even unlock hatchbacks, doors and trunks with the push of one button. A lost key fob isn't as difficult to fix as it may seem. The majority of car key button repair owners know they can visit a dealership or repair shop to get help, but did you realize that you can also try to fix your own key fob at home?

The first thing you'll require is a fresh, new CR2032 battery. You can purchase them in a multipack at most hardware stores. Use a flathead screwdriver or watch to push the case open. After you've widened the first gap, you can employ your pry tool to further open the case. It is recommended to be gentle as you don't want to damage the fob's case or the circuit board within.

Insert the new battery under the tabs that are marked with yellow arrows on this image. Make sure it's over the two tabs indicated by the green arrows. Close your key fob after you have installed the new battery and test it. If it still doesn't work it could be time to call an expert for more detailed troubleshooting.

In rare cases replacement of the battery in the key fob could leave you with a nonfunctional device. In this situation, there's probably something wrong with the fob or vehicle. Keep a spare keyfob on hand so that you're prepared in case the battery dies or if a problem occurs.

You can also request an expert to provide other key fob repair car key remote services. They can check for damage to buttons and contacts, as well as other parts, as well as do reprogramming and synchronization if your vehicle is having a hard communicating with your key fob.

Damaged Key Fob Battery

Most key fobs use batteries to power their internal components, including buttons that trigger the chip and antenna to release radio frequencies. The battery also powers the plastic casing that protects these parts. The key fob you have will not work if the battery is dead. The solution is easy and cost-effective: replace the battery. There are many manufacturers that have instructions in their user's manuals on how to change the battery of the key fob. It's not difficult to do and you can save money by doing it on your own instead of taking the fob to a dealership or auto shop.

If your key fob is not working after replacing the battery, you could have a different problem. Check the key fob for indications of physical damage, such as cracks or scratches. You can also check the circuit board by opening the case. If you are comfortable, you can employ a cotton ball coated with alcohol to clean the contact points on the circuit board of the key fob. This will remove the corrosion without damaging the fob.

Key fobs must also be programmed to connect to the receiver in the vehicle. This is to ensure that only those who have the keys to the same car are able to unlock the vehicle, and to prevent key fobs that are not meant for that vehicle from opening it. If you recently had your key fob repaired or replaced or when it hasn't used for a while the receiver and transmitter could have become disconnected.

A good way to test this is by using a spare key fob that you have. This will help you determine whether the issue is with the keyfob or the vehicle's electrical systems. A mechanic in your car will be able to reconnect any wires that have been disconnected and help you solve the issue. Alternatively, you can try to connect the key fob to a different receiver in your vehicle and see if that solves the issue. If you are unable connect your key fob to a different receiver in your vehicle, you might need to take it to a car dealership or auto repair shop for more specific repairs.

Damaged Key Fob Transmitter

If your car's key fob fails to function, it can be a major hassle. Thankfully, most car key fobs can be repaired with a few simple steps. Check the fob to determine whether it's suffering from physical damage and make sure that it's not dead. If a new battery doesn't solve the problem, it could be a more serious issue.

It's not a surprise that car key fobs wear out over time. They are made up of many moving parts. A damaged transmitter could stop you from opening your car or locking the doors. Additionally, a damaged transmitter can affect the radio signals transmitted between your key fob's receiver and your key fob inside the vehicle. Bring your key fob to a professional to be repaired and inspected when you think that the transmitter may be damaged.

Batteries are often the cause of a key fob that isn't working. Key fob batteries last between three and five years. It's best to replace them frequently.

The majority of people can change the battery on a key fob at home. All you require is a flat head screwdriver to off the case and then replace the old battery with a new one. Most key fobs are powered by 3V button cells that are sold in most auto parts stores.

Another reason why your key fob won't respond is because it has an ineffective receiver. This could be a problem that is frustrating, since it typically occurs when you're driving. If your key fob doesn't seem to be receiving a signal, try placing it inside the driver's door lock.

A damaged receiver may cause your key fob to act in a strange manner, for example, switching off or locking the vehicle whenever you press one of its buttons. Try using a spare keyfob to see if the vehicle will respond. Contact your dealer if do not have an extra keyfob. In certain cases the new-car dealership might be able to provide the replacement at no cost when your current fob is covered by warranty.

Damaged key fob receiver

Key fobs are great convenience tools that allow us to lock, unlock, and start our automobiles, they are susceptible to a range of problems. If the remote mobile key repair fob for your vehicle isn't functioning properly it's likely that you need to contact a locksmith an auto dealer. Fortunately, most common problems with key fobs can be easily solved without having to shell out for a costly replacement. Here are the five most commonly-cited reasons your key fob may not be responding:

Key Fob Needs Re-Programming

In time, the transmitter and receiver of a key fob for your car could become out-of-synchrony. To fix this issue, you'll have to reconnect the key fob with its receiver by following the instructions for reprogramming your car. These instructions are available in the owner's manual or you can ask your dealer in your area to assist you.

If reprogramming your keyfob can not resolve the issue, there might be a problem or an interference with your keyfob or receiver. It's generally easy to fix if you open your key fob and take a close look inside. Find evidence of damage, like cracks in the board tiny electronic components that aren’t connected to the board, or damaged or bent battery contacts. Repairing the key fob if you find any of the above.

If you have to repair or replace your key fob, the best solution depends on the cause of the problem and the amount you value convenience and the cost. If your key fob was damaged or dropped, or has been subjected to other forms of physical damage, it may be easier and less expensive to have it replaced by an expert. In any case, you must take good care of your keyfob to ensure that it continues to perform smoothly for a long time. By regularly cleaning it and avoiding exposing it extreme temperatures or electromagnetic fields you can ensure that it will last as long as possible. By selecting a professional with experience with the model and make of your vehicle you can be certain that your key fob is working as intended.