Key Fob Repair: Replacing the Battery
Getting jostled around in pockets and purses, key fob buttons can deteriorate and fail to register presses accurately. This issue can be resolved by replacing the battery that is usually found in the snap-out cases of the majority of car fobs.
However, a new replacement could not be able to revive your key fob if the switch's internal contacts are worn out. There's an easy fix that you can do at home:
Replace the battery
It's possible to replace the battery if your key fob is slow or takes longer to unlock or lock your vehicle than it does on a regular. Replacing the battery of your key fob is one of those simple tasks that you can perform yourself. It's a simple fix that will save you money when you go to the dealer or a locksmith.
The majority of key fobs need a coin-style battery (CR2032 or similar) that you can find at any general store or home improvement center or auto parts stores. The key fobs have slots for these batteries, and it is easy to replace the battery. Depending on the manufacturer, you may need to use an instrument such as a screwdriver to remove the cover from the compartment for batteries.
If your key fob has clips that keep the batteries in place, gently take them off them using your fingers or other non-metallic tools. Install the new battery, making sure to put it in the right place. Note its orientation when you remove the old one. It is important to avoid touching the batteries' flat surfaces, since scratches from fingers can decrease their life.
After the new battery has been installed then close the key fob's case and test it by pressing the button to make sure it works. If the key fob still does not work, you'll have to reopen it and ensure that the battery is inserted correctly.

It could also be that replacing the battery is not enough to solve the issue. This could be due to electrical damage or physical trauma. In that case, you'll need to bring your key fob to a dealer or automotive service center to be repaired. However, before you do this, you should be aware of four common issues that a battery replacement won't fix. You should be aware of these issues, so that you can seek help from a qualified technician if you need it. 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 key fobs clean to ensure their functionality and longevity. Over time, the natural oils on your fingers and pocket dust can accumulate in the key fob's buttons and crevices. This can cause keys to not function. It's not difficult to fix, though - all you need is cleaning alcohol and a cotton swab.
Then, open the key fob by taking the lid off with the help of a coin or screwdriver and gently prying out the battery. Note the nature of the battery (negative and positive side) so that you can put it back in the correct way.
Then, apply sneak a peek at these guys (or a small brush) to clean the buttons as well as the surrounding areas of the fob. Pay particular attention to the battery's contacts and ensure that they are clean. After you have finished, let the fob and its components completely dry.
If your device isn't working even after cleaning, you may be required to reset your system. Go through the owner's manual of your device for instructions on how to reset the system. This may be able to bring the key fob back to life if the problem was due to an unresponsive battery.
Once the key fob has been cleaned and resynched it is a great idea to maintain regular maintenance. By wiping it clean with a damp cloth and gentle soap, you can ensure that your key fob will perform well for long time to come.
Reset the System
Although today's modern key fobs have more features that are safer and more convenient than ever, they can still encounter some problems. The majority of these issues aren’t serious or complex and can be solved with simple procedures, such as changing the battery. If the issue is more serious, or if the issue can't be solved by simple solutions, a professional auto repair shop can repair and replace the key fob.
The primary function of the device is to lock or unlock your car, but you can also use it to activate certain vehicle features. One example is the ability to lower or raise the sunroof with the key fob. This feature can be very useful when you have to open the roof while stuck in traffic or your hands are full. Key fobs are also useful for summoning your car if it's parked in a shady place.
The internal circuitry of a key fob and buttons can become faulty due to manufacturing defects or wear-and-tear. Symptoms may include intermittent behavior or failure to lock or unlock the car. Moisture or other electromagnetic interference sources can sometimes interfere with the proper function of the keyfob. If your key fob has become damp or contaminated by 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 could require the factory reset. This can clear up system bugs and restore the operating efficiency of the device.
If you're unsure how to do the factory reset on your device, consult the website of the manufacturer of your device or the owner's manual. Certain models require a specific tool to complete the reset, but you should be able to locate instructions that are applicable to the specific model you have.
Contacting a mobile car locksmith in Apache Junction is another option to fix issues with your key fob. These experts are able replace and program key fobs on almost all models of automobiles. They can also repair car key s that have chips inside them.