Key Fob Repair Service - 5 Common Reasons Your Key Fob Won't Work
It can be a frustrating experience when your key fob fails. Fortunately, most fob issues aren't too serious or complex and can be fixed at home or with an auto locksmith close to you.
The first step is to examine the fob's keypad for physical damage as well as dead batteries. Then, try resetting the fob by following the instructions from your owner's manual.
Dead Key Fob Battery
With a key fob you can start and unlock your vehicle without fumbling around with your keys. Some models even unlock hatchbacks, doors and trunks with the touch of one 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 assistance. But did you know that you can fix your fob on your own?
The first thing you'll need is a brand new, fresh CR2032 battery. Most hardware stores sell batteries in multipacks. Make use of a flathead screwdriver, or a watch to open the case open. After you've widened the first gap and you're ready to employ your pry tool to further open the case. Be gentle, as you don't wish to damage the fob, or its circuit board.
Once you've got your case open, put the new battery under the tabs highlighted by yellow arrows in this image. Make sure it goes in over the two tabs indicated by the green arrows. Close your key fob after you have installed the new battery and then test it. If the key fob doesn't function, you may need to contact an expert for more thorough troubleshooting.
In rare cases, replacing 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 device or vehicle. Keep a spare keyfob in your car so that you're prepared in case the battery dies or if an issue occurs.
You may also ask an expert to provide other repair services for your key fob. They can look for damaged buttons, contacts, and other parts. They can also carry out reprogramming or synchronization, if your vehicle is having trouble communicating with your keyfob.
Damaged Key Fob Battery
The majority of key fobs are powered by a tiny battery that powers the internal components. This includes the buttons that trigger the antenna and chip for releasing the radio frequency. The battery also powers the plastic casing that protects these components. The key fob you have will not function if the battery is dead. Fortunately, the solution is simple and affordable simply replacing it. A lot of manufacturers provide instructions in their owner's manual on how to replace the battery on the key fob. The process isn't easy, but it is not hard to do and you'll probably save money by doing it yourself, rather than taking the fob to an auto shop or dealership.
You could have a different issue if your key fob does not function after replacing the batteries. Inspect the key fob for signs of physical damage, like cracks or dents. You can also examine the circuit board by opening the case. If you feel comfortable, you can use a cotton ball dipped into rubbing alcohol to clean contact points on the circuit board of the key fob. This will remove the corrosion without causing damage to the fob.
The key fobs must also be programmed to connect to the vehicle receiver. This is done to ensure that only people with keys for the same vehicle are able to unlock the car, and to stop other key fobs from trying to access vehicles they were not designed for. If you have recently had your key fob repaired or replaced, or if it's been unoccupied for a while, the transmitter and receive may have become disconnected.
You can test this using a spare remote control that you own. This will inform you whether the issue is with the key fob or your vehicle's electrical system. A mechanic at your vehicle can help you reconnect any wires that have been disconnected and assist you in resolving the problem. Alternately, you could try connecting the key fob to an alternative receiver in your vehicle and see if this resolves the problem. If you're unable to accomplish this, you may need to take your key fob into a car dealer or auto repair shop for more thorough repairs.
Damaged Key Fob Transmitter
It's a huge inconvenience when your car key fob doesn't work. Fortunately, the majority of car key fobs can be repaired with only a few steps. First, look over the fob for physical damage, and make sure it's not simply dead. If a new battery doesn't solve the issue, it could be something more serious.
It's not a surprise that car key fobs wear out over time. They are made up of many moving parts. A damaged transmitter on your fob can prevent your vehicle from starting or from unlocking the doors. Additionally, a damaged transmitter can interfere with radio signals that are sent between your key fob's receiver and your key fob inside the vehicle. If you suspect that your key fob's transmitter has been damaged, bring it to a local mechanic for an inspection and repair.
Batteries are often the cause of a key fob not working. key repair service between three and five years. It is recommended to replace them frequently.
Replacing a key fob's battery is a simple task that most people can do at home. You will need a flat-head screwdriver in order to pry the case open, and after that you'll be able replace the old battery. The majority of key fobs are powered by 3V button cells that are sold in a majority of auto parts stores.
Another reason why your key fob won't respond is because of a defective receiver. This is a frustrating problem, as it usually occurs when you're driving. If your key fob doesn't seem to be receiving a signal try putting it in the driver's side of the door lock.
A damaged receiver could cause your key fob to behave erratically. For example, it could shut off or lock the vehicle when you press one of its buttons. Try using a spare keyfob to see if the vehicle will respond. If you don't have an extra key fob, contact your dealer to request service. If your current key fob is still in warranty, a few new-car dealers might be able to provide a free replacement.
Damaged Key Fob Receiver
Key fobs are fantastic convenience tools that let us lock or unlock our vehicles, they can be susceptible to a range of issues. If your car's remote key fob isn't working properly it's time to contact a locksmith or your auto dealer for assistance. Most common problems with key fobs are easily fixable without the need for an expensive replacement. Here are five of the most common reasons why your key fob may not be working properly:
Key Fob Needs Re-Programming
Over time, a car's key fob transmitter and receiver can become out of sync with one other. In order to resolve this issue, you'll need to sync the key fob to its receiver by following instructions for reprogramming your vehicle. These instructions are available in the owner's manual, or contact your dealer in person for assistance.
If reprogramming your keyfob does not solve the issue, there may be damage or a problem with your receiver or keyfob. It's usually simple to fix if you open your key fob and take a closer look inside. Look for signs of damage like cracks in the circuit board, tiny electronic components that aren't completely attached to the circuit board, or bent or the battery contacts are oxidized. If you spot any of these, you can fix your key fob by replacing the damaged parts.
The best option for you depends on your budget and convenience. If your key fob is damaged or dropped, it could be more economical to have it replaced professionally. In any event, make certain to take care of your key fob so that it will continue to give you years of smooth operation. You can prolong its lifespan by cleaning it regularly and staying clear of extreme temperatures or electromagnetic fields. Additionally, by selecting a professional with plenty of experience in your particular vehicle's make and model, you can rest assured that your key fob will perform exactly as you intended it to.