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A Key Fob Repair Success Story You'll Never Remember
Key Fob Repair: Replacing the Battery

The buttons on key fobs could become damaged and stop functioning properly after being tossed around in purses and pockets. This issue can be addressed by replacing the small battery that is typically found in the snap-out case that comes with the majority of car fobs.

However, a new replacement may not revive your key fob if its internal switch contacts are worn out. This is a simple fix that you can perform at home.

Replace the Battery

If your key fob seems sluggish or takes longer than normal to unlock or lock your car, it might be time to replace the battery. Luckily, replacing a key fob battery is one of the easiest tasks you can complete yourself. This is a simple fix that will save you money and time on a trip to the dealer or a locksmith.

You can purchase a coin-style (CR2032) battery at any auto parts or home improvement general store. Key fobs typically have a slot to accept the batteries, and opening the case to replace batteries is relatively simple. Depending on the manufacturer, you may need to use a screwdriver or other tool to remove the cover from the battery compartment.

If your key fob has clips that hold the batteries in place, gently remove them using your fingers or other non-metallic tools. Install the new battery, making sure to install it correctly. Note its orientation when removing the old one. Avoid touching the flat surfaces of batteries as this can reduce their life.

Close the case of the fob's key and test the functionality by pressing the button. If it doesn't work, you may need to open the case again and check that the battery is properly inserted.

It is also possible that a simple battery replacement isn't enough to solve the problem, such as physical or electrical injury. In key fob repairs near me , you'll need to bring your key fob into the dealership or service center for repair. Before you do, there are four problems that a replacement battery cannot solve. It is essential to be aware of the issues so that you're capable of contacting a qualified technician if necessary. You can also read how to fix the malfunctioning transmitter of a key fob to determine the reason why it's not working.

Clean the Contacts

Cleaning your key fob is essential to its function and life. Over time, natural oils from your hands and pockets can accumulate on the buttons and crevices, and can even cause the keys to stop working completely. It's easy enough to fix, though all you need is cleaning alcohol and a cotton swab.

First, open the key fob by gently prying the battery out using the help of a screwdriver or a coin. Be sure to note the kind of battery it's (negative and positive sides) to ensure that you insert it again correctly after you are finished.

Then, moisten a cotton swab or small brush with isopropyl (rubbing) alcohol and begin cleaning away the dirt from all of the fob's buttons and the surrounding areas. Be sure to pay particular attention to the contacts of the battery and ensure that they are clean. Once you're done, let the fob and all its components completely dry.

If your fob isn't functioning even after cleaning, you may need to reset the system. Check the owner's manual for instructions on how to do this and follow them. This could be able to bring the key fob back to life if the issue was due to a dead battery.

It is crucial to maintain the key fob in good condition after it has been cleaned and resynchronized. By regularly wiping it clean with a damp cloth and mild soap, you can make sure that your key fob will function well for many years to come.

Reset the system

Although today's ultra-modern key fobs are equipped with more features that are safer and more convenient than ever before but they are still susceptible to some issues. Most of the time these issues aren't too serious or difficult and can be solved with simple solutions, like changing the battery. If the issue is more serious or is not resolved with simple methods, an auto repair shop will replace and change the key fob.

The device's primary function is to lock or unlock your car, however you can also use it to activate certain features of your vehicle. The key fob can be used to lower or raise the sunroof. This feature is very useful when you're stuck in traffic and require to open your roof. Key fobs are also useful for summoning your car when it's parked in an awkward location.

The internal circuitry of a key fob and buttons may fail due to manufacturing defects or wear and tear. Signs of this include irregular behavior, or an inability to lock or unlock the car. Moisture or other electromagnetic interference sources may sometimes interfere with the proper function of a keyfob. If your key fob has become wet or contaminated with dust, it's likely to require cleaning prior to being used again.

If the device continues to behave in a strange manner after replacing the key fob or cleaning the contacts, you might have to perform an initial reset. This can fix system-related issues and improve the performance of your device.


If you're unsure of how to do the factory reset on your device, check the website of the manufacturer of your device or the manual of your owner. Certain devices require specialized tools to reset them, however you'll find instructions for your model.

Contacting a mobile car locksmith in Apache Junction is another option to resolve issues with your key fob. These professionals are able to replace and program key fobs for nearly all makes of cars. Additionally, they can also repair keys for cars that have chips inside them.

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