Key Fob Repair: Replacing the Battery

The buttons on key fobs can become damaged and stop functioning properly after being tossed around in pockets and purses. This problem can be fixed by replacing the small battery that is usually located in the snap-out cases of the majority of car fobs.

If the contacts on your key fob are damaged, a replacement might not be enough to make it work again. This is a simple fix that you can do at home.

Replace the Battery

If your key fob is feeling slow or takes longer than normal to unlock or lock your car, it may be time to replace the battery. Luckily, replacing the battery of your key fob is one of the most simple tasks you can complete yourself. It is also an inexpensive fix that can save you the hassle of a professional locksmith or dealership.

You can buy the coin-style (CR2032) battery at any auto parts or home improvement general retailer. The key fobs come with a slot for these batteries and it is easy to replace the battery. Depending on the manufacturer, you might require an instrument such as a screwdriver to open the cover for the battery compartment.

Certain key fobs have clips that hold the battery in place. If this is the case, gently lift these up with your fingers or a non-metallic tool. Remove the old battery and install a new one, being careful to note its orientation in order to install it correctly. Avoid touching the flat surfaces of the batteries as this can reduce their life.

Close the case of the key fob and test its function by pressing the button. If it doesn't work you might 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 issue, like physical or electrical trauma. In this case you'll have to bring your key fob to a dealership or auto service center to make repairs. But, before doing so, there are four common problems that a battery replacement can't fix. You must be aware of these issues, to be able to seek help from a qualified technician if you need it. You can also read how to fix the malfunctioning transmitter of a key fob to discover the reason it's not working.

Clean the Contacts

Keeping your key fob clean is essential to its function 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 stop working. It's simple enough to fix, though - all you need is some cleaning alcohol and a cotton swab.

Open the key fob first by gently prying the battery away with either a screwdriver or coin. Make sure to note down the kind of battery it's (negative and positive sides) so that you can re-insert it correctly when you are finished.

Then then, make use of a cotton swab (or a small brush) to clean the buttons and surrounding areas of the fob. Pay particular attention to the battery's contacts and ensure that they are clean. Once you are done, you must let the fob and its components completely dry.

If your fob doesn't work after cleaning it, it could be an ideal idea to reset the system. Check the owner's manual for instructions on how to do this and follow them. If the key fob was dead, this may 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. By wiping it clean with a damp cloth and mild soap, you can ensure that your key fob will perform well for years to come.

Reset the System

Although today's modern key fobs have more features that are safer and are more convenient than ever before, they can still encounter some issues. Fortunately, most times problems aren't severe or complex, and can be solved with simple solutions such as replacing the battery. If the issue is more serious or if the issue isn't resolved by simple solutions, a professional auto repair shop can replace and reprogram the key fob.

The ability to lock or unlock with the key fob is the principal purpose of the device, but it also can be used to activate certain car features. The key fob can be used to lift or lower a sunroof. This feature is extremely useful when you are stuck in traffic and require to open your roof. The key fob can also be helpful in bringing your car to life when it's parked in a difficult location.

The internal circuitry of a key fob and buttons can become faulty due to manufacturing defects or wear-and-tear. Symptoms include erratic behavior, or the complete inability to lock or unlock the car. Moisture or other electromagnetic interference sources can sometimes affect the function of the keyfob. If your key fob has become dirty or wet, or is contaminated by dust, it's going to need to be cleaned before being used again.

If the device continues to behave erratically after replacing the remote key repairs fob or cleaning the contacts, repair car keys you might need to perform the factory reset. This can fix system-related issues and restore device performance.

If you are unsure of how to perform a reset then consult the device's owner's manual or the manufacturer's site. Certain devices require a specific tool to complete the reset, but you should be able locate instructions that are applicable to the model you're using.

Another option to resolve problems with your key fob is to contact an Apache Junction mobile car key repair car locksmith. These professionals can program and replace keyfobs for nearly all car models. They can also repair car keys - find more information - that have chips inside them.