Think You're Perfect For Doing Fob Key Repair? Take This Quiz

· 6 min read
Think You're Perfect For Doing Fob Key Repair? Take This Quiz

How to Replace a Dead Key Fob

The majority of key fobs are powered by flat watches that can be easily changed at home. If your fob isn't working correctly, the first thing you need to do is replace the battery.

If a new battery does not solve the problem it is necessary to find someone who can reprogram your key fob. There are a lot of shops that offer this service at a lower cost than the dealership.

Buttons Damaged

The buttons on a keyfob could be unresponsive once they begin to wear out. This can be a very troubling issue for any driver, but especially because the key fob is the sole way to enter and operate your vehicle.

The good news is that there are a few things you can do to correct this issue. First, you should always examine the exterior of your fob to ensure there aren't any cracks, holes or dents that could cause the issue. It's also a good idea to keep your fob's surface clean, as dirt and grime could prevent the buttons from releasing fully.

Signal interference is a different reason for a malfunctioning fob. This could occur when radio signals from other devices or security systems interfere with the signals that your key fob transmits and receives. It is possible to test this with a spare key fob and seeing if it works. If you're unable to unlock your vehicle with the spare key, you might have to take it to a professional to be reprogrammed or replaced.

Replace the battery if the buttons on your key fob do not work. Key fob batteries usually last between three and four years before they need to be replaced. One of the most straightforward methods of doing this is to grab a screwdriver with a flat head and open the case of the fob. The majority of key fobs are powered by 3V button cells which can be bought at supermarkets pharmacies, pharmacies and home improvement stores.

After replacing the battery, be sure to test it once more to ensure it's functioning correctly. You should also test the fob by standing near to your vehicle and pressing the lock or unlock button. You're ready if the vehicle responds!

Sometimes, a damaged key fob can be too damaged to repair and it's best to buy an entirely new one. Fortunately that the cost of buying a new key fob is relatively low, and can be a great investment if you're worried about getting stuck without a way to start your vehicle.

Buttons that aren't responsive

Modern key fobs are advanced pieces of technology. They control multiple functions in the vehicle, such as starting the engine, and even opening windows. Although they are convenient, they are not immune from malfunction. If a key fob button becomes unresponsive and becomes unresponsive, it can be a difficult and even risky. There are many ways to fix this issue without the expense of buying a new remote.

A non-responsive keyfob could be due to an unreliable battery. Key fobs, like all electronic devices, rely on batteries to operate. The battery inside a key fob can easily run out of power after years of use. Fortunately it is a simple problem to fix with the help of a professional locksmith.

If you want to check whether the remote lock or unlock button on the key fob works, use it. If they work it's likely that the battery inside the fob has drained and requires replacement.

If the buttons do not work at all, the circuits inside the key fob have been damaged. This could be due to frequent use or dropping the fob, or exposure to moisture. This type of damage can be fixed however, it is preferential to replace the keyfob. This will ensure consistent functionality and reduce the risk of an emergency lockout in the car at an inconvenient moment.



A fob that has stopped functioning is usually because it has lost its pairing. In this case you can follow the manufacturer's instructions to reset it, but it's best to speak with an auto locksmith who has knowledge of the specific make and model of your vehicle.

The fob could not function properly due to the fact that it has reached its end of life and is beginning to wear out. This is especially typical for fobs older than a year that have been used for a long period of time.

Dead Batteries

Many drivers have had an issue with the battery of their key fob. The remote could not function properly and the car key may become not usable until you replace the battery. You can easily replace the battery yourself.

Be sure to have the correct battery replacement before you start. The type of battery used in a key fob varies between different brands and models of vehicles. If you are unsure which battery to buy, consult your owner’s manual or talk to a locksmith company like Sure Lock & Key. It is also recommended to check the voltage of your previous battery before buying the new one. This will help ensure the new battery is the correct size and has the right chemistry to match the key fob in your car.

Coin-cell batteries are the most common type of car battery key fobs. These batteries are small and easy to replace, which makes them the most popular option for key fobs. In most cases, a replacement key fob battery is available in an auto parts shop or online. Whether you're replacing the battery for a newer or older model, you must follow the instructions of the manufacturer to ensure a smooth experience.

When you take the battery off the key fob, be aware that many key fobs have mechanical backup keys. This key is designed to open the door to the driver's side in the event of an unresponsive battery for the key fob. The backup key is accessed by pressing the small slide button on the back of your key fob.

Once you've removed the backup key, you can begin replacing the battery. You'll require an incredibly small screwdriver or another tool to the fob's casing and gain access to the battery. Do not apply too much force. If you apply too much force the fob could pop open and scatter its parts around your living space.

Close  broken car key repair  after replacing the battery. Re-insert your backup key if needed, and test the buttons.

Physical Damage

The most common cause of a key fob's malfunction is simple: a dead battery. These tiny devices are powered by coin cells made of lithium-ion that are easily available in pharmacies or stores. If you open the fob, clean the battery contacts and replace them if necessary and this will restore its function.

However, if you've already done this and your fob still isn't working the issue may be in the internal components that are defective and hinder signal transmission. It could be caused by physical damage, such as cracks in the casing broken buttons, a cracked casing or a damaged casing. This could be caused by electromagnetic interference from nearby structures or devices that interfere with RF signal. If this is the situation, moving your device to a different location or away from such items could help resolve the issue.

Fobs don't last forever They can break or get damaged over time, leading them to cease functioning. If you spot any obvious evidence of damage, such as a crack in the casing or broken buttons, it's crucial to address these issues by a professional locksmith or an automotive expert.

You may have trouble opening doors or starting the engine if your key fob can't communicate with the vehicle. These issues can be very frustrating and cause you to be unable to operate your vehicle the way you intended. Many of these issues can be fixed with regular maintenance and a careful handling. It's important to take proactive measures to safeguard your key fob from damage.

If your car's key fob isn't responding to any of the buttons, it could be an idea to visit an area locksmith in College Park to see what the issue is. Hillside Auto Repair can handle any issues with your key fob, including repairs or replacements as well as reprogramming. We have multiple locations, so you can find a team that's close to you and get your key fob in working in good order. Visit our website for more details or give us a call. We are looking forward to helping you keep your car on the road!