Key Fob Repair: Replacing the Battery

The buttons on key fobs can be damaged and stop working properly after being jostled in purses and pockets. This issue can be resolved by replacing the small battery that is usually found in the snap-out case that comes with the majority of car key repair company fobs.

However, a fresh replacement could not be able to revive your key fob if the switch's internal contacts are worn out. This is a simple fix you can do at home.

Replace the Battery

It may be time to replace the battery in your key fob if it is slow or takes longer to unlock or lock your car than normal. Replacing the battery of your key fob is among those easy tasks that you can perform yourself. It's also a cost-effective solution that will save you a trip to a professional locksmith or dealership.

Most key fobs require a coin-style battery (CR2032 or similar) which can be found at any general store, home improvement center, or Auto key fob repair parts stores. Key fobs typically have a slot to accept these batteries and opening the case to swap out batteries is fairly straightforward. Depending on the manufacturer, you may have to use a screwdriver in order to open the compartment.

Some key fobs come with clips that hold the battery in place; if so then gently lift them up using your fingers or with a non-metallic tool. Install the new battery, taking care to place it in the correct way. Note its orientation when removing the old one. Avoid touching the flat surfaces of the batteries as they can cause damage to their lives.

Once the new battery is installed then close the key fob's case and test it by pushing the button to ensure it is working. If it still doesn't work, you may need to open the case again and make sure whether the new battery has been properly inserted.

It is also possible that a simple battery replacement isn't enough to fix the problem, such as physical or electrical trauma. In this case, you'll need to bring your key fob to an auto service or dealer center for repair. Before you do, there are four problems that a replacement battery cannot solve. It is important to be aware of these issues so that you can seek help from a qualified technician if needed. You can also learn how to fix the malfunctioning transmitter of a key fob in order to find out why it is not working.

Clean the Contacts

It is important to keep your keys clean to ensure their function and durability. Over time the natural oils on your fingers and pocket dust can build up in key fob's buttons and crevices. This can cause keys to stop working. It's simple enough to fix, though all you need is rubbing alcohol and a cotton swab.

First, you need to open the key fob by taking the lid off using the help of a coin or screwdriver and gently prying out the battery. Make sure you note the kind of battery it's (negative and positive sides) so that you can re-insert it correctly when you're done.

Then, wet a swab or small brush with isopropyl (rubbing) alcohol and begin cleaning away the dirt from all buttons on the fob and the surrounding areas. Pay special attention to the battery's contacts, ensuring that they are clean of grease or dirt. Once you are done, be sure to let the fob and its components dry completely.

If your fob doesn't function after cleaning it, it might be an ideal idea to reset the system. Consult your owner's manual for instructions on how to do this and follow them. If the key fob was dead, this might be enough to bring it back to life.

After the key fob's been cleaned and resynced it is a great idea to ensure regular maintenance. You can ensure that your key fob is functioning for many years by wiping it with a damp towel and mild soap.

Reset the system

Although today's ultra-modern key fobs have more features, are safer, and are more convenient than ever but they are still susceptible to some problems. The majority of these issues aren’t serious or complex and can be fixed by simple solutions, like changing the battery. If the issue is more serious or isn't resolved with simple techniques, an auto repair shop will replace and reprogram your key fob.

Getting your car keys repairs to lock or unlock using the key fob is the main function of the device, however, it can also be used to activate some car key button repair features. One example is the ability to lower or raise a sunroof using the key fob. This feature can be very beneficial if you need to open the roof while stuck in traffic or when your hands are full. In the same way, the key fob can be used to summon your vehicle when it is stuck in a parking spot.

The internal circuitry inside the key fob may fail due to defects in manufacturing or wear and tear. It could be a sign of erratic behavior or total failure to lock or unlock the car. Moisture or other electromagnetic interference sources may sometimes interfere with the proper function of the keyfob. If your key fob is dirty or wet, or is contaminated by dust, it's likely to require cleaning prior to being used again.

Replacing the battery of your key fob or cleaning the contacts can help fix a malfunctioning device but if the device continues to run erratically it may be necessary to do a factory reset. This will fix system issues and improve the performance of your device.

If you're not sure how to do the factory reset on your device, refer to the official website of the manufacturer or the owner's manual. Some devices require a special tool to complete the reset but you should be able find instructions that apply to the model you're using.

Another option for resolving issues with your key fob is to call an Apache Junction mobile car locksmith. They are able to replace and program key fobs on almost all car models. In addition, they can also fix car keys that have chips inside the keys.