Key Fob Repair Service - 5 Common Reasons Your Key Fob Won't Work
It can be a traumatic experience when your key fob malfunctions. Most fob issues can be fixed at home with an auto locksmith, or aren't urgent.
First, check the fob that you use to check whether it has physical damage or a dead battery. Then, try resetting the fob using instructions in your owner's manual.
Dead Key Fob Battery
Key fobs allow you to unlock and start your vehicle without having to fiddle with your physical keys. Some models even unlock hatchbacks, doors and trunks at the touch of a button. A broken key fob isn't as difficult to fix as it may appear. You can take your vehicle to an repair shop or a dealership for help. But did you know that you could also fix your fob yourself?
First, you'll require a brand-new CR2032. Most hardware stores carry batteries in multipacks. Use a flathead screwdriver or watch to push the case open. There's typically a slot or notch to begin, and once you've created the first gap you can use your tool as you peeling an orange or apple to open the case further. It is recommended to be gentle, as you don't want to damage the case of the fob, or the circuit board that is inside.
The new battery should be placed under the tabs that are marked with yellow arrows on this photo. Make sure to place the battery over the two tabs that are indicated by green arrows. Close your key fob after installing the new battery and test it. If it still doesn't work then it's the right time to contact an expert for more thorough troubleshooting.
In rare instances replacement of the battery in a key fob can still leave you with a nonfunctional device. If this happens, it's a sign that something else is wrong with the fob or the vehicle itself. It's a good idea keep a spare key fob on the shelf so that you are ready if the original battery fails or a different issue occurs.
In addition to battery replacement, you can also ask a professional to inspect and make other key fob repairs. They can check for damaged buttons or contacts, as well as other components. They can also do reprogramming or synchronization, when your vehicle is experiencing difficulties communicating with your key fob.
Key Fob Battery Damage
The majority of key fobs are powered by a tiny battery that powers their internal components. This includes the buttons that trigger the antenna and chip to release a radio frequency. The battery also powers the plastic casing which protects these components. Your key fob will not function if the battery is dead. The solution is simple and affordable to replace it. Many manufacturers have directions in their owner's manual on how to replace the key fob battery. It may be a bit difficult but it's not hard to do and you'll probably save money by doing it yourself instead of taking the fob to a dealership or auto shop.
If your key fob is still not working after replacing the battery, you may have a different problem. Check the key fob to see whether there are physical damages, such as cracks or dents. You can also open the case to inspect the circuit board for signs of corrosion or other issues. If you're comfortable, you can employ a cotton ball dipped into alcohol to clean the contact points on the circuit board of the key fob. This will eliminate 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 keys to the same car are able to unlock the vehicle and make sure that key fobs not designed for the vehicle from attempting to open it. If you have recently had your key fob repaired or replaced, or if it's been unoccupied for a while the transmitter and receiver may have been disconnected.
An effective way to test this is by using an extra key fob you have. This will tell you whether the issue is related to the key fob, or the electrical system in your vehicle. A mechanic can assist you to resolve the issue by reconnecting any wires that have been disconnected. Alternately, you could try to connect the key fob to another receiver in your car and see if that resolves the problem. If you're unable to accomplish this, you may have to take your key fob to a car dealer or auto repair shop for more thorough repairs.
Key Fob Transmitter Damaged
If your car's key fob stops working, it can be a major inconvenience. Fortunately, most car key fobs can be repaired with just a few steps. First, check the fob for physical damage, and ensure that it's not simply dead. If a new battery doesn't fix the issue, it could be a more serious issue.
Car key fobs have many moving parts, so it's not unusual to expect them to suffer wear and tear with time. A damaged fob transmitter can stop your vehicle from starting or opening the doors. A damaged transmitter can also affect radio signals sent from your key fob to the receiver inside your car. If you suspect that your key fob transmitter is damaged, take it to a local mechanic for an inspection and repair.
One of the most common reasons a key fob stops functioning is because the batteries are depleted. Key fob batteries last between three and 5 years. It's best to replace them frequently.
The majority of people can change the battery in a key fob at home. All you need is a flat-head screwdriver to off the case and then you can replace the old battery with a brand new one. Most key fobs are powered by 3V button cells which can be found in a majority of auto parts stores.
Another reason that your key fob may not be responding is because it has an ineffective receiver. This is a frustrating issue, as it usually occurs when you're driving. If you notice that your key fob isn't receiving an alert from your vehicle, try putting it in the door of the driver's lock.
A damaged receiver may cause your key fob to behave in a strange manner, for example, shutting off or locking the vehicle whenever you press one of its buttons. Try using a spare keyfob to see whether the vehicle responds. Contact your dealer if don't own an extra keyfob. In some instances an auto dealership may be able to provide an alternative for free in the event that your current fob is under warranty.
Key fob receiver damaged
While key fobs are great devices that allow us to lock, unlock, and start our vehicles, they can be susceptible to a range of problems. If your remote key fob in your car isn't functioning properly it's likely that you need to contact a locksmith an auto dealer. Most common problems with key fobs can be fixed without the need to purchase an expensive replacement. Here are the five most frequent reasons your key fob may not be responding
Key Fob Needs Re-Programming
Over time, the key fob transmitter and receiver could get out of sync with each other. To fix this problem, you will need to sync the key fob with its receiver following the instructions for reprogramming your vehicle. These instructions are available in your owner's manual, or you can contact the dealer near you to assist you.
If you are unable to solve the issue, there could be other damage or interference to your key fob or its receiver. This is usually easy to fix if you open your key fob and take an in-depth look inside. Look for signs 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 most effective solution depends on the cause of the issue and how much you value convenience and price. If auto key repair near me is damaged or has been dropped, it may be more affordable to replace it professionally. In any case, you must take good care of your keyfob to ensure it continues to perform smoothly for a long time. You can extend the life of your key fob by regularly cleaning it and avoid extreme temperatures or electromagnetic fields. By selecting a professional with experience with the make and model of your vehicle You can be assured that your key fob will always be functioning as it should be.