20 Fun Infographics About Key Fob Repair Key Fob Repair: Replacing the Battery

When they are tossed around in purses and pockets key fob buttons may deteriorate and fail to register presses accurately. Replacing the battery, which a majority of car fobs are equipped with in a snap-out case, may fix the problem.

But, a new one could not be able to revive your key fob if the switch's internal contacts are worn out. This is a straightforward fix you can perform 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 car than normal. Luckily, replacing a key fob's battery is one of the most simple tasks you can complete yourself. This is a simple fix that will save you money and time on a trip to the dealership or locksmith.

You can buy a coin-style (CR2032) battery at any auto parts or home improvement store, or general store. The key fobs come with a slot for these batteries, and it is simple to replace the battery. Based on the brand you will need to use a screwdriver in order to open the compartment.

Some key fobs come with clips that secure the battery in place. if so then gently lift them up with your fingers or a non-metallic tool. Install the new battery, making sure to place it in the correct way. Take note of the orientation when removing the old one. Avoid touching the flat surfaces of batteries since this could reduce their lifespan.

After the new battery has been installed and the key fob is closed, close its case and test it by pushing the button to make sure it is working. If the key fob still does not work, you'll have to reopen it and make sure the battery is inserted correctly.

It is also possible that a simple battery replacement will not be enough to resolve the issue, for instance physical or electrical trauma. In this instance, you will be required to take your key fob to a dealer or auto service center to make repairs. However, before doing this, you should be aware of four issues that a replacement battery won't solve. It is important to be aware of the issues so that you are able to seek out a qualified technician if necessary. You can also find out how to fix the malfunctioning transmitter of a key fob in order to determine the reason why it's not working.

Clean the Contacts

It is essential to keep your key fobs clean to maintain their functionality and longevity. Over time, the natural oils of your fingers and pocket lint can build up on the crevices and buttons and may cause the keys to stop functioning completely. All you need is rubbing alcohol an swab of cotton and alcohol to rub it on.

The key fob must be opened first by gently prying the battery out with a coin or screwdriver. Note the nature of the battery (negative and positive sides) so you can reinstall it correctly.

Then, wet a swab or small brush with isopropyl (rubbing) alcohol and begin cleaning away the dirt from all buttons on the fob and the surrounding areas. Make sure to pay special attention to the battery's contacts and make sure they are clean. Once you are done, be sure to let the fob and its components dry completely.

If your fob doesn't work even after cleaning, you might need to reset the system. Consult your owner's manual for instructions on how to do this and follow them. This could bring the key fob back to normal if the issue was simply the battery being dead.


It is essential to keep the key fob in good condition after it is cleaned and resynchronized. By wiping car key remote repair near me G28 Car Keys Solutions clean with a damp cloth and mild soap, you can make sure that your key fob will continue to perform well for years to come.

Reset the System

Despite the fact that today's modern-day key fobs are more capable, secure, and convenient than ever, it is possible for them to encounter certain issues. Fortunately, most times the issues aren't major or complex and are usually resolved with simple techniques like replacing 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 ability to lock or unlock with the key fob is the main purpose of the device but it also can be used to activate certain car 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 stuck in traffic or when your hands are full. The key fob can also be helpful in bringing your car to life when it's parked in an awkward place.

The internal circuitry inside the key fob could fail because of manufacturing defects or wear and tear. The signs could include intermittent behavior or failure to lock or unlock the car. Sometimes, moisture or other sources of electromagnetic interference can affect the operation of a key fob. If your key fob is dirty or has become wet, it must be cleaned prior to attempting to use it again.

If the device continues to behave in a strange manner after replacing the key fob or cleaning the contacts, you may need to perform the factory reset. This will fix system issues and improve device performance.

If you're not sure how to perform a reset make sure you consult the owner's guide or the manufacturer's site. Certain models require a specific tool to perform the reset, however, you should be able to locate instructions that are applicable to your specific model.

Another option for resolving problems with your key fob is to contact an Apache Junction mobile car locksmith. These experts can replace and program keyfobs to fit almost all models of cars. They can also repair keys that have chips.