Key Fob Repair: Replacing the Battery

The buttons on key fobs may be damaged and stop working properly after being jostled in purses and pockets. Replacing the battery, which a majority of G28 car keys fobs come with in a snap-out case, can sometimes fix this issue.

If the contacts inside your key fob have damaged, a new replacement might not be enough to bring it back to life. It's a good thing that this is an easy fix that you can do at home:

Replace the battery

If your key fob is feeling slow or takes longer than usual to unlock or lock your car, it might be time to replace the battery. Replacing the battery of your key fob is among those easy tasks you can do yourself. It's a simple fix that will save you money and time on a trip to the dealership 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. Key fobs typically have a slot to accept the batteries, and opening the case for battery replacement is quite simple. Depending on the manufacturer, you might require an instrument such as a screwdriver to remove the cover from the battery compartment.

Some key fobs have clips that secure the battery in place. If so you can gently lift them up with your fingers or with a non-metallic tool. 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 the batteries as this can reduce their life.

Close the case of the key fob and test its function by pressing the button. If the key fob isn't working, you might have to open it again and verify that the battery is inserted correctly.

It's also possible that a simple battery replacement will not be enough to resolve the issue, like electrical damage or physical trauma. In that case, you'll need to bring your key fob into the dealership or service center to be repaired. Before you do that, there are four problems that replacing the battery won't solve. You should be aware of these issues, to be able to get help from a trained technician if you need it. It is also important to learn how to repair a defective key fob transmitter to find out more about the reasons why it might not be functioning properly.

Clean the Contacts

It is essential to keep your keys clean to ensure their functionality and longevity. Over time the natural oils on your fingers and pockets can accumulate in the key fob's buttons and in the crevices. This can cause keys to not function. All you need is rubbing alcohol, the cotton swab, and some alcohol to rub it on.

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

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

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. If the key fob was dead, this might be enough to bring it back to life.

Once the key fob has been cleaned and resynced it is a good idea to ensure regular maintenance. You can ensure that your key fob is in good working order for a long time by wiping it clean using a damp towel and mild soap.

Reset the system

Even though today's high tech key fobs come with more features that are safer and more convenient than they ever were but they are still susceptible to some issues. Most of the time, these problems aren't major or complicated and can be resolved with simple solutions, like changing the battery. If the problem is serious or is not resolved with simple methods, an auto repair shop will replace and reprogram your key fob.

The device's primary function is to lock or unlock your car key fob repair, but you can also use it to activate certain vehicle features. The key fob can be used to lower or raise the sunroof. This feature is useful if you need to open the roof while you are stuck in traffic or your hands are full. Key fobs are also helpful in bringing your car to life when it's parked in an awkward location.

The internal circuitry inside a key fob can malfunction due to manufacturing defects or wear and wear and tear. The signs could include intermittent behavior or failure to lock or unlock the car. Moisture or other electromagnetic interference sources may sometimes affect the function of the keyfob. If your key fob is damp or contaminated by dust, it's likely to need to be cleaned before being used again.

If the device continues to behave erratically after replacing the key fob or cleaning the contacts, you might require the factory reset. This will fix system issues and restore device performance.

If you're not sure how to perform the factory reset on your device, consult the device manufacturer's website or your owner's manual. Certain devices require specialized tools to reset them, but you should find instructions specific to your specific model.

Another option to resolve problems with your key fob is to contact an Apache Junction mobile car key repair service locksmith. They are able to replace and G28 Car Keys program key fobs for nearly all makes of cars. Additionally, they can also repair car keys with chips in the keys.