Key Fob Repair: Replacing the Battery

When they are tossed around in pockets and purses key fob buttons may get damaged and stop registering presses reliably. Replacing the small battery, which the majority of car fobs have in a snap-out case, may fix the problem.

However, a new replacement may not revive your key fob if its internal switch contacts are worn out. Fortunately, this is an easy fix you can attempt at home:

Replace the battery

It may be time to change the battery in your key fob if it isn't working properly or takes longer to unlock or lock your vehicle than normal. The replacement of a key fob's battery is one of those simple tasks that you can perform yourself. This is a simple fix that will save you money when you go to the dealership or a locksmith.

The majority of key fobs require the use of a coin-type battery (CR2032 or similar) that you can find at any general store or home improvement center or auto parts stores. The key fobs come with a slot for these batteries, and it is easy to replace the battery. Depending on the manufacturer you might need to use a screwdriver to open the compartment.

If your key fob comes with clips that hold the batteries in place, gently take them off them using your fingers or with non-metallic tools. Install the new battery, making sure to install it correctly. Be aware of its position when you take out the old one. Avoid touching the flat surfaces of batteries since they can cause damage to their lives.

Close the case of the key fob and test its functionality by pressing the button. If the key fob does not work, you'll need to open it again and verify that the battery is properly inserted.

It's also possible that a simple replacement of the battery isn't enough to solve the issue, for instance electrical damage or physical trauma. In this instance you'll be required to bring your key fob to a dealer or auto service center to make repairs. But, before doing this, you should be aware of four common problems that a battery replacement can't fix. You should be aware of these issues, to be able to get help from a trained technician if needed. You can also learn how to fix the faulty transmitter of a key fob to determine the reason why it's not working.

Clean the Contacts

Maintaining your key fob's cleanliness is essential to its function and life. Over time the natural oils on your fingers and pocket dust can accumulate in the key fob's buttons and in the crevices. This can cause keys to stop working. It's simple enough to fix all you need is some rubbing alcohol and a cotton swab.

First, you need to open the key fob by taking the lid off with an instrument or coin and gently prying out the battery. Note the nature of the battery (negative and positive side) to ensure you put it back in the correct way.

Then, wet a cotton small or swab with isopropyl (rubbing) alcohol and begin cleansing the dirt off all buttons on the fob and the surrounding areas. Be sure to pay particular attention to the battery's contacts and make sure they are clean. Once you're done, let the fob and all its components completely dry.

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

It is crucial to maintain the key fob regularly after it has been cleaned and resynchronized. You can ensure that your key fob in good working order for a long time by wiping it with a damp towel and mild soap.

Reset the System

Although today's ultra-modern key fobs are equipped with more features that are safer and more convenient than ever before however, they may still experience some problems. Most of the time these issues aren’t serious or complex and can be resolved with simple methods, such as changing the battery. If the problem is more serious or the issue can't be solved using simple methods, a professional auto repair shop can replace and reprogram the key fob.

car remote key repair of the device is to lock or unlock your car, however you can also use it to activate certain features of your vehicle. One example is the ability to lower or raise a sunroof using the key fob. This feature can be very useful if you need to open the roof when stuck in traffic or your hands are full. Similarly, the key fob can be used to summon your vehicle when it is parked in a tight spot.

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 may sometimes affect the function of a keyfob. If your key fob is dirty or has become wet, it should be cleaned prior to attempting to use it again.

If the device continues to behave unpredictably after replacing the key fob or cleaning the contacts, you may need to perform an initial reset. This will eliminate system issues and restore operation of the device.

If you're not sure how to perform a reset, consult your device's owner's manual or the manufacturer's website. Some devices require special tools to reset them, but you'll need to find the correct instructions for your specific model.

Another option to resolve problems with your key fob is to call an Apache Junction mobile car locksmith. They can repair and program keyfobs for almost all car models. They can also repair keys with chips.
car remote key repair