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Key Fob Repair Service - 5 Common Reasons Your Key Fob Won't Work
It can be a stressful experience when your key fob breaks down. Most fob issues can be solved at home with an auto locksmith or are not serious.
The first step is to examine the fob of your key to determine if it has any physical damage or an inoperative battery. Then, try to reset the fob using instructions in your owner's manual.
Dead Key Fob Batteries
A key fob allows you to unlock and even start your car without fumbling around with your physical keys. Some models can even unlock doors, hatchbacks and trunks at the touch of one button. While the battery for your key fob has died may seem like a huge problem, it's actually one of the most simple issues to fix. You can take your vehicle to a repair shop or dealership for help. But did you know that you can also fix your fob yourself?
The first thing you'll require is a new, clean CR2032 battery. You can purchase them in a multipack at many hardware stores. Then you can use an flathead screwdriver or watch to pry the case of the fob. After you've widened the first gap and you're ready to use your pry tool to open the case. It's best to be gentle, as you don't want to damage the case of the fob or the circuit board within.
Place the new battery in the tabs that are marked with yellow arrows on this image. Make sure it's between the two smaller tabs pointed to by the green arrows. Close your key fob after you have installed the new battery and then test it. If it still doesn't work it could be the right time to contact an expert for more detailed troubleshooting.
In rare cases replacing a battery on a keyfob may result in a non-functional device. In this instance there's probably a problem with the fob or vehicle. Keep a spare keyfob handy to ensure you're ready in the event that the battery fails, or if another problem arises.
In addition to battery replacement, you can ask an expert to inspect and perform other repairs to your key fob. They can look for damaged buttons as well as contacts and other parts. They can also perform the reprogramming process or synchronization when your vehicle is experiencing difficulties communicating with your keyfob.
Damaged Key Fob Battery
The majority of key fobs are powered by a tiny battery that powers their internal components. This includes the buttons that turn on the antenna and chip for releasing the radio frequency. The battery also powers the plastic casing that protects these parts. The key fob you have will not function if the battery is dead. Fortunately, the solution is easy and cheap: just replace it. A lot of manufacturers provide instructions in their user's manuals on how to change the battery on the key fob. The procedure may be a bit difficult but it's easy to complete and you'll likely save money by doing it yourself rather than bringing the fob into a dealership or auto shop.
There could be a second issue if the key fob does not work after replacing the batteries. Check the key fob to determine if there are any physical damages, such as cracks or dents. You can also check the circuit board by opening the case. If you feel at ease, make use of a cotton ball that has been dipped into alcohol to clean the contact points on the circuit board of the key fob. This will eliminate the corrosion, but not damage to the fob.
Key fobs should also be programmed to connect to the receiver of the vehicle. This is done so that only keys to the same vehicle can unlock the vehicle, and to stop key fobs that are not meant for that vehicle from attempting to open it. If you recently had your key fob repaired or replaced or if it hasn't been used for a long time, the receiver and transmitter could have become disconnected.
One method to test this is using an extra key fob you have. This will tell you whether the issue is related to the keyfob or with the vehicle's electrical systems. A mechanic can help you solve the issue by reconnecting any wires that have been disconnected. Alternately, you could try to connect the key fob to an alternative receiver in your car and see if this resolves the issue. If you are unable connect your key fob to another receiver in your vehicle, you might have to take it to a dealership or auto repair shop for more precise repairs.
Key Fob Transmitter Damaged
If your car's key fob isn't working, it could be a major hassle. The majority of car key fobs can be easily repaired by following a few easy instructions. Examine the fob to determine whether it's got any physical damage, and ensure that it is not just dead. A new battery may be all that's needed however, if it fails to fix the issue, there could be a larger issue with the fob's transmitter.
Car key fobs are made up of a lot of moving parts, and it's not unusual to expect them to suffer wear and tear over the course of time. A damaged transmitter on your fob can hinder your vehicle from starting or opening the doors. Additionally a damaged transmitter may interfere with the radio signals transmitted between your key fob and the receiver inside the vehicle. Bring your key fob to a technician for repair and inspection in the event that you suspect that the transmitter is damaged.
Batteries are often the cause of a key fob that isn't working. Key fob batteries generally last between three and five years, which is why it's a good idea to purchase fresh batteries regularly.
Replacing a key fob's battery is a simple task that can be done by most people at home. You'll need a flat-head screwdriver in order to pry the case open, and after that you'll be able to replace the battery. The majority of key fobs are powered by 3V button cells, which are available in a majority of auto parts stores.
A defective receiver could also be the reason behind your key fob not responding. This can be a very frustrating issue that usually happens while you are driving. If you find that your key fob isn't receiving an alert from your vehicle, try putting it inside the driver's door lock.
A damaged receiver may cause your key fob to behave erratically, such as by turning off or locking the vehicle when you press one of its buttons. If you have an extra key fob, you can try using it to see if it can respond to the vehicle's commands. If you don't have an additional key fob, contact your dealer to request service. In some cases, a new-car dealership may be able to offer a replacement for free in the event that the current fob is in warranty.
Damaged Key Fob Receiver
Key fobs can be prone to several issues. key repairs that allow us to lock and unlock our cars. If your remote fob in your car isn't functioning properly it's time to contact a locksmith or your auto dealer for help. Fortunately, many common key fob issues are easily solved without having to pay 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 the receiver and transmitter of a key fob for your car can become out-of-sync. To fix this issue, you'll have to reconnect the key fob and its receiver by following the reprogramming instructions for your vehicle. These instructions are found in your owner's manual or you can ask your dealer in your area to assist you.
If reprogramming the keyfob does not resolve the issue, there might be damage or interference with your keyfob or receiver. Luckily, this is often easy to fix by opening the key fob to get a closer look at the interior. Check for indications of damage such as cracks in the circuit board, teeny electronic components that aren't fully attached to the circuit board or bent or oxidized battery contacts. If you find any of these, you can repair your key fob by replacing the damaged parts.
The best option for you will depend on your budget and the convenience. However, if your key fob has been damaged or dropped, or has been subjected to other forms of physical damage it might be simpler and less expensive to have it replaced by a professional. In any case, you must take good care of your keyfob to ensure it continues to work smoothly for many years. By regularly cleaning it and avoiding exposing it extreme temperatures or electromagnetic fields you can ensure it will last for the longest time possible. By choosing a professional with experience with the model and make of your vehicle, you can be sure that your key fob will always be functioning as it should be.