Fob Key Repair Explained In Fewer Than 140 Characters

· 6 min read
Fob Key Repair Explained In Fewer Than 140 Characters

How to Replace a Dead Key Fob

The majority of key fobs have flat watch-style batteries, which are simple to replace at home. If your fob isn't working properly the first thing you need to do is replace the battery.

A new battery might solve your issue, but if it doesn't you'll have to locate a service provider who can handle key fob programming. Many establishments offer this service for less than the dealership.

Buttons Damaged

When the buttons on a key fob start to wear down, they can sometimes stop responding. This is a frustrating problem for any driver, but especially since your key fob is the only way you can get into and operate your vehicle.

The good news is that there are a few things you can do to fix this problem. You should always inspect the exterior of your keyfob to ensure that there aren't any dents or cracks that could have caused the problem. It's also an excellent idea to keep the fob's keys clean, since dirt and grime can prevent the buttons from pressing down fully.

Signal interference is a different reason for a malfunctioning key fob. This could occur when radio signals from other devices or security systems interfere with the signals your key fob sends and receives. The best method to determine if this is the case is to test your spare key fob to determine if the vehicle responds to it. If you are unable to unlock your car using the spare key fob you may need to bring it into an expert to have it reprogrammed or replaced.

Replace the battery If the buttons on your key fob still don't work. Key fob batteries typically last for three to four years before they need to be replaced. The easiest method to do this is to use a flat-head screwdriver to open the case. Most key fobs utilize 3V button cell batteries that can be purchased in supermarkets, pharmacies and home improvement stores.

Check the battery once more after replacing it to ensure it is working properly. You can also test the fob by standing in front of your vehicle and pressing the unlock or lock button. If your vehicle responds, you're done!

Sometimes, a broken key fob can be too damaged to fix and it's best to buy an entirely new one. A new key fob can be bought at a reasonable cost. It's a good investment to ensure that you don't end up in your car without a method of starting it.

Buttons that are not responsive

Modern key fobs are equipped with advanced technology. They control numerous functions of a vehicle including the ignition and opening of windows. Despite their convenience they are not immune to malfunction. When a key fob button is not responding, it can be painful and potentially dangerous. There are fortunately a few ways to fix the issue without having to pay for an entirely new remote.

One of the most common reasons for a non-responsive keys fob is simply that it requires a new battery. Similar to other electronic devices, key fobs rely on batteries to function properly. After a few years of use the battery in the fob will quickly become depleted. This is a problem that can be identified and solved by an experienced locksmith.

If  car keys repair  looking to determine if the remote lock or unlock button on the fob's key works make use of it. If they work, it is likely that the battery in the fob has drained and must be replaced.

If the buttons don't function The circuits within the key fob are damaged. This can be caused by continuous use or dropping the fob, or exposure to humidity. It is possible to repair this type of damage, however the best solution is to replace the key fob completely. This will ensure that the key is functioning properly and minimize the chance of a car lockout emergency at an untimely time.

Another reason that causes a fob to stop functioning is when it has lost its connection with the vehicle. You can reset the fob following the instructions of the manufacturer however, you may need to speak with an auto locksmith with expertise in your particular vehicle model.

Another reason for a fob to stop functioning is simply that it has reached the end of its life and is beginning to wear out. This is especially typical for fobs older than a year that have been in use for a long period of time.

Dead Batteries

Many drivers have encountered a dead key fob battery. It can cause the remote to cease working and render your car key unusable until the battery is replaced. Fortunately, replacing the battery is a fairly simple job that you can do yourself.

Before you start, make sure you have the proper replacement battery. The type of battery that comes with the keyfob may differ between models and brands. If you're not sure which battery to buy, consult your owner’s manual or talk to a locksmith service like Sure Lock & Key. You should also check the voltage of your old battery before buying an entirely new one. This will help ensure the new battery is the right size and has the correct chemical composition to match the key fob of your car.

The most popular type of car key fob battery is a coin cell battery. They are compact and easy to replace, making them a popular choice for key fobs. In most instances the replacement key fob battery is available at an auto parts store or on the internet. If you're replacing the battery on a brand new or older model, be sure to follow the instructions provided by the manufacturer to ensure a seamless experience.

While taking the battery out be aware that the majority of key fobs have an emergency mechanical key inside. This key can be used to open the driver's door in the case of the battery being dead. This backup key can be opened by pressing a small, sliding button on the back of the key fob's casing.

After you have removed the backup key, you can start replacing the battery. You'll require a small screwdriver or similar device to open the fob's case and get access to the battery. Be careful not to put too much pressure on. If you push too hard the fob could pop open and scatter its parts across your living space.

Close the case after replacing the battery. Re-insert your backup key in case you require, and then test the buttons.

Physical Damage

The most frequent reason for malfunctioning keys is simple: the battery is dead. These small devices rely on tiny coin cell batteries made of lithium that are easily available in pharmacies or in stores. If you're able, access the fob's battery and clean its battery contacts (and replace them when needed), this can aid in restoring its function.

If you've completed all of this and the fob still isn't functioning it could be due to malfunctioning internal components that are preventing signal transmission. It could be caused by physical damage like cracks in casings broken buttons, cracked casings or a damaged casing. This could be caused by electromagnetic interference from nearby devices or structures that interfere with RF signal. If this is the situation, moving your device to a different location or away from the objects could help resolve the issue.

Fobs don't last forever and can break or get damaged over time, leading them to cease functioning. If you observe any obvious indications of damage, such as a crack in the casing or broken buttons, it's vital to address these issues by an experienced locksmith or auto expert.



You may have trouble opening doors or starting the engine if the key fob can't communicate with the vehicle. These issues can be frustrating, and you may not be able use your vehicle as you intended. Fortunately, most of these issues can be resolved by regular maintenance and careful handling, so it's essential to take preventive steps to safeguard your key fob from injury.

If the buttons on your key fob aren't working, you might want to talk to an expert locksmith in College Park. Hillside Auto Repair can handle all issues with your key fob such as repairs replacements, reprogramming, and repairs. Our staff is situated in several locations so you can pick the one closest to you to get your key fob working again. For more information on our services, go to our website or give us a call. We are looking forward to keeping your vehicle on the roads!