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Key Fob Repair: Replacing the Battery

The buttons on key fobs can become damaged and stop functioning properly after being jostled in purses and pockets. This problem can be fixed by replacing the battery that is typically found in the snap-out cases of most car fobs.

If the contacts inside your key fob have damaged, a new replacement may not be enough to make it work again. This is a simple fix you can perform at home.

Replace the Battery

It may be time to replace the battery if your key fob isn't working properly or takes longer to unlock or lock your car than usual. Fortunately, replacing the battery of your key fob is among the simplest tasks you can complete yourself. It's a simple fix that will save you money and time on a trip to the dealership or locksmith.

You can purchase the coin-style (CR2032) battery at any auto parts or home improvement store, or general store. The key fobs usually have a slot to accept the batteries, and opening the case for battery replacement is fairly straightforward. Depending on the manufacturer, you might need to use a screwdriver or another tool to remove the cover from the compartment for batteries.

Certain key fobs have clips that hold the battery in place. If so, gently lift these up with your fingers or a non-metallic device. Remove the old battery and install an alternative one, and be mindful of its orientation so that you can install it correctly. It is important to avoid touching the battery's flat surfaces since finger marks can reduce their life.

Close the case of the fob's key and test the function by pressing the button. If the key fob does not work, you'll have to reopen it and make sure the battery is correctly inserted.

It's also possible that a simple replacement of the battery isn't enough to solve the issue, like physical or electrical trauma. In this case you'll need to bring your key fob to a dealer or auto key repair near me service center for repairs. Before you do this, there are four issues the replacement battery can't solve. You must be aware of these issues so that you can seek help from a qualified technician if you need it. You should also read about how to fix a key fob's faulty transmitter to find out more about why it may not be working correctly.

Clean the Contacts

Keeping your key fob clean is crucial to its function and life. Over time, the natural oils on your fingers and pocket dust can build up in the key fob's buttons and in the crevices. This can lead to keys to not function. It's simple enough to fix, though - all you need is some ruby alcohol and a cotton swab.

First, open up the key fob by removing the lid off with an instrument or coin and gently removing the battery. Make sure to note down the type of battery it is (negative and positive sides) so that you can insert it again correctly after you are finished.

Then, wet a cotton small or swab with isopropyl (rubbing) alcohol and begin taking off the dirt from all the 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. After you have finished your task, allow the fob and its components completely dry.

If your fob doesn't work even after cleaning, you may be required to reset your system. Consult your owner’s manual to learn how to reset the system. This may be able to bring the key fob back to life if the problem was simply a dead battery.

It is important to maintain the key fob in good condition after it has been cleaned and synchronized. By wiping it clean with a damp cloth and mild soap, you can make sure that your key fob will continue to work well for long time 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. Luckily, the majority times the issues aren't major or complex and are usually solved with simple solutions such as replacing the battery. If the issue is more serious or the issue cannot be resolved with simple methods an expert auto repair shop can replace and reprogram the key fob.

The primary purpose of the device is to lock or unlock your car key repair company, however you can also make use of it to enable certain vehicle features. The key fob can be used to lower or raise the sunroof. This feature can be very beneficial if you need to open the roof when stuck in traffic or your hands are full. Key fobs are also useful for Key Fob Repair Near Me summoning your car when it's parked in a shady location.

The internal circuitry of a key fob and buttons can become faulty due to manufacturing defects or wear and tear. Signs of this include irregular behavior, or the complete inability to lock or unlock the car. Sometimes, moisture or other sources of electromagnetic interference could interfere with the operation of the key fob. If your key fob is wet or contaminated with dust, it's likely to require cleaning prior to being used again.

If the device continues to behave unpredictably after replacing the key fob or cleaning the contacts, you may require an initial reset. This will fix system issues and restore device performance.

If you're unsure how to perform a reset make sure you consult the owner's manual or manufacturer's site. Some devices require a special tool to complete the reset, however, you should be able to find instructions that apply to your specific model.

Contacting a mobile car key repair company locksmith in Apache Junction is another option to resolve issues with your keyfob. These professionals can program and replace keyfobs for almost all models of cars. In addition, they can also repair car key remote repair keys with chips in them.