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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. Fortunately, most fob issues aren't serious or complicated and can be solved at your home or by an auto locksmith near you.
First, examine the fob of your key to determine if it has any physical damage or an inoperative battery. Then, you can try resetting the fob by following the instructions from your owner's manual.
Dead Key Fob Battery
A key fob lets you to unlock and even start your vehicle without having to mess around using your keys. Some models can even unlock doors, hatchbacks and trunks with the push of a button. Although a dead key fob battery might seem like a major issue, it's actually just one of the easiest issues to fix. Most car owners know that they can visit a dealer or repair shop for help, but did you realize that you can also try to fix your own 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. Make use of a flathead screwdriver or watch to push the case open. There's usually an opening or notch to get started after you've made the first gap, you can use your tool as you would peel an orange or apple to open the case further. It's best to be gentle; you don't want breaking the case of the fob or the circuit board within.
Insert the new battery under the tabs that are marked with yellow arrows on this photo. Make sure it's 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 does not work, you may need to contact an expert for more detailed troubleshooting.
In rare instances replacement of the battery in the fob's key can leave you with a nonfunctional device. In this case it's likely that there's a problem with the vehicle or the fob. It's a good idea keep an extra key fob in hand so you can be prepared if the battery of your original fails or a different issue occurs.
In addition to battery replacement, you may also request an expert to inspect and make other key fob repairs. They can inspect for damage to buttons, contacts and other parts, as well as do reprogramming and synchronization if the vehicle is having a difficult communicating with your key fob.
Key Fob Battery Damage
The majority of key fobs are powered by a small battery that powers the internal components. This includes the buttons that trigger the antenna and chip for releasing a radio frequency. The battery also powers the plastic casing that protects these components. Your key fob won't function if the battery dead. Fortunately, the solution is easy and cheap: just replace it. Many manufacturers have directions in their owner's manual on how to replace the key fob battery. It's not difficult to do and you'll save money by doing it yourself instead of taking the fob to a dealership or auto shop.
You could have a different problem if your key fob does not work after replacing the batteries. Check the key fob for signs of physical damage, like cracks or scratches. You can also examine the circuit board by opening the case. If you feel comfortable doing this, then you can employ a cotton swab coated with rubbing alcohol to clean the contact points on the key fob's circuit board. This will remove the corrosion without damaging your fob.
Key fobs must also be programmed to connect to the receiver of the vehicle. This is to ensure that only persons with keys for the same vehicle can unlock the car and keep other key fobs out of attempting to access vehicles that they weren't designed for. If you've recently had your key fob repaired or replaced or in the event that it hasn't been used for some time, the receiver and transmitter could have been disconnected.
One way to test this is using a spare key fob that you have. This will tell you whether the issue is related to the keyfob or with the electrical systems of your vehicle. A mechanic at your vehicle can help you reconnect any wires that have been disconnected and help you resolve the issue. Alternatively, you can try connecting the key fob to an alternative receiver in your vehicle and see if this resolves the problem. If you're unable to do this, you may have to take your key fob into a car dealer or auto repair shop for more thorough repairs.
Damaged Key Fob Transmitter
If your car key fob isn't working, it could be a major issue. Fortunately, the majority of key fobs for cars can be repaired with only a few steps. Check the fob to see whether it's suffering from physical damage, and ensure that it is not just dead. A new battery may be all you need however, if it fails to solve the issue, it may be a bigger issue with the fob transmitter.
It's not surprising that car key fobs wear down with time. They are made up of many moving parts. A damaged fob transmitter can hinder your vehicle from starting or opening the doors. A damaged transmitter can also affect radio signals that are sent from your key fob to the receiver in the car. Bring your key fob to a technician to be repaired and inspected in the event that you suspect that the transmitter is damaged.
Batteries are usually the reason of a key fob not working. Key fob batteries last between 3 and 5 years. It is recommended to replace them on a regular basis.
Most people can replace the battery in 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 to replace the battery. The majority of key fobs are powered by 3V button cells, which are available in most auto parts stores.
A defective receiver could also be the reason for your key fob not responding. This can be a frustrating issue, because it usually happens when you're 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 could cause your key fob to behave in a strange manner. For example it might lock or turn off the vehicle when you push one of its buttons. If key repair car have a spare key fob, you can try using it to see if it will respond to the vehicle's commands. Call your dealer if you don't have a spare keyfob. In some instances the new-car dealership might be able to offer an alternative for free in the event that your current fob is under warranty.
Key fob receiver damaged
Key fobs can have several issues. They're useful devices that allow us to lock, unlock and start our vehicles. If your remote key fob in your car isn't working correctly it's likely that you need to contact a locksmith auto dealer. Most common problems with key fobs can be fixed without the need to purchase an expensive replacement. Here are five of the most commonly-cited reasons your key fob may not be working properly:
Key Fob Needs Re-Programming
In time the receiver and transmitter of a key fob for your car may become out of sync. To fix this problem it is necessary to re-synchronize your key fob and receiver following the reprogramming instructions for your vehicle. These instructions can be found in the owner's manual or you can consult your dealer in your area to assist you.
If re-programming your key fob doesn't fix the issue, it could be a different cause of damage or interference to your key fob or its receiver. It's usually simple to fix if you open your key fob and take an in-depth look inside. Look for signs of damage, for example cracks on 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.
If you have to repair or replace your key fob, the ideal solution will depend on the source of the issue and the amount you value convenience and cost. If your key fob is damaged or has been dropped, it may be more cost-effective to replace it professionally. In any case, take good care of your key fob so that it can perform smoothly for a long time. You can extend the life of your key fob by cleaning it regularly and avoid extreme temperatures or electromagnetic fields. If you choose a professional with experience with the make and model of your vehicle You can be assured that your key fob is always functioning as it should be.