The Reasons To Work On This Key Fob Repair Key Fob Repair Service - 5 Common Reasons Your Key Fob Won't Work

It can be a traumatic experience when your key fob breaks down. The majority of fob issues can be resolved at home by an auto locksmith or aren't serious.

First, examine the key fob to see whether it has physical damage or an inoperative battery. Then, try resetting the fob by following the instructions 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 unlock doors trunks, and hatchbacks with pressing the button. A broken key fob isn't as difficult to fix as it may seem. 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 yourself at home?

The first thing you'll require is a new, clean CR2032 battery. Most hardware stores carry them in multipacks. Make use of a flathead screwdriver or a watch to open 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 more. Be gentle, as you don't wish to harm the fob or its circuit board.

Insert the new battery under the tabs that are marked with yellow arrows on this image. Make sure to place the battery over the two smaller tabs indicated by the green arrows. Close your key fob after installing the new battery and test it. If the key fob still doesn't function, you may need to contact a professional for a more thorough troubleshooting.

In rare cases replacing the battery on the fob's key can leave you with a nonfunctional device. In this case there's probably a problem with the fob or vehicle. It's a good idea keep an extra key fob on hand so you can be prepared when the original battery dies or another problem strikes.

In addition to battery replacement, you can ask an expert to examine and perform other repairs to your key fob. They can check for damaged buttons, contacts, and other parts. They can also perform the reprogramming or synchronization process if your vehicle is having issues communicating with your key fob.

Key Fob Battery Damage


The majority of key fobs utilize a small battery to power their internal components, including buttons that trigger the chip and antenna to release a radio frequency. The battery also powers the plastic casings to protect the components. If the battery is dead and your key fob stops working, it will not function. Fortunately, the solution is easy and cheap: just replace it. Many manufacturers have directions in their user's manuals on how to replace the battery on the key fob. The procedure can be a little tricky, but it is not difficult to accomplish and you'll likely save money by doing it yourself instead of bringing the fob into a dealership or auto shop.

There could be a second issue 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 check the circuit board by opening the case. If car key repairs doing this, then you can employ a cotton swab that has been soaked in rubbing alcohol to clean the contact points on the circuit board. This will remove the corrosion, but not damage to your fob.

The key fobs must also be programmed so that they can connect to the vehicle receiver. This is to ensure that only persons who have keys for the same vehicle are able to unlock the car and prevent other key fobs from trying to gain access to vehicles they are not intended for. If you've recently had a key fob repaired or replaced, or when it hasn't used for some time, the transmitter and receiver could have become disconnected.

You can test this using a spare remote that you have. This will tell you whether the issue is with the key fob or with the electrical system of your vehicle. A car mechanic will be able to reconnect any wires that have been disconnected and help you solve the problem. Alternately, car key repairs could try to connect the key fob to a different receiver in your car and see if that resolves the issue. If you are unable to connect your key fob to a different receiver in your vehicle, you may have to take it to a car dealership or auto repair shop to get more precise repairs.

Key Fob Transmitter Damaged

It can be a major inconvenience when your car key fob fails to work. Fortunately, most key fobs for cars can be fixed with just a few steps. Examine the fob to determine whether it's got any physical damage and ensure that it's not dead. A new battery may be all that's needed but if it's not enough to fix the issue, there could be a larger issue with the fob transmitter.

Car key fobs have a lot of moving parts, which is why it's not unusual for them to experience some wear and tear with time. A damaged transmitter on your fob can prevent your car from starting or unlocking 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 inspection and repair.

One of the most common reasons that a key fob ceases working is that its batteries are depleted. Key fob batteries last between 3 and 5 years. It's best to replace them on a regular basis.

Replacing a key fob's battery is a simple task that anyone can complete at home. You will need an flat-head screwdriver to open the case open. Once you have it opened, you'll be able replace the battery. Most key fobs are powered by 3V button cells, which are available in a majority of auto parts stores.

A malfunctioning receiver could be the reason for your key fob not responding. This can be a frustrating problem since it typically occurs when you're driving. If your key fob doesn't appear to be receiving any signals try putting it inside the driver's side door lock.

A damaged receiver may also cause your keyfob to act in a strange manner. For instance it might close or shut off the vehicle when you press one of its buttons. If you have an extra key fob, try using it to see if it will respond to the vehicle's commands. If you don't have an extra key fob, you can call your dealer to request service. If your current key fob is in warranty, a few dealerships selling new cars may be able to offer a replacement for free.

Damaged Key Fob Receiver

Key fobs are fantastic devices that allow us to lock or unlock our automobiles, they are susceptible to a variety of problems. If the remote key fob for your car isn't functioning properly it's likely that you need to call a locksmith or an auto dealer. Many common key fob problems can be easily fixed without the need for an expensive replacement. Here are five of the most common reasons your key fob may not be working:

Key Fob Needs Re-Programming

Over time, the transmitter and receiver of a car key fob could become out-of-synchrony. In order to resolve this problem, you will have to reconnect the key fob with its receiver by following the reprogramming instructions for your vehicle. These instructions are found in the owner's manual or you can contact your dealer in your area to assist you.

If you are unable to fix the issue, it may be other issues or interference to the key fob or its receiver. This is usually easy to fix if you take off your key fob and take an in-depth look inside. Check 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. If you spot any of these, you can fix your key fob by replacing damaged components.

Whether you need to replace or repair your key fob, the best solution will depend on the source of the problem and how much you value convenience and cost. If your key fob is damaged or has been dropped, it could be more cost-effective to replace it professionally. In any event, make certain to take care of your key fob so that it can continue to provide you with years of uninterrupted operation. You can prolong its lifespan by cleaning it regularly and staying clear of extreme temperatures or electromagnetic fields. By choosing a professional who has experience with the make and model of your vehicle, you can be sure that your key fob is always working as intended.