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Key Fob Repair: Replacing the Battery

Being tossed around in purses and pockets, key fob buttons can be damaged and not register presses accurately. This problem can be fixed by replacing the small battery that is usually found in the snap-out case of most car fobs.

However, a fresh replacement may not revive your key fob if the internal switch contacts are worn out. It's a good thing that this is an easy fix you can do at home:

Replace the battery

It could be time to change the battery if your key fob isn't working or takes longer to unlock or lock your vehicle than normal. It's good news that replacing a key fob's battery is one of the most simple tasks you can tackle yourself. This is a straightforward fix that will save you money and time on a trip to the dealership or a locksmith.

You can purchase a coin-style (CR2032) battery at any auto parts or home improvement general store. Key fobs come with a slot for these batteries, and it is simple to replace the battery. Based on the brand you will need make use of 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 other non-metallic tools. Install the new battery, making sure to put it in the right place. Note its position when you take out the old one. It is important to avoid touching the batteries' flat surfaces, since finger marks can reduce their life.

Once the new battery is installed, close the key fob's case and test it by pressing the button to confirm it works. If it doesn't work you might need to open the case again and make sure that the battery is properly inserted.

It's also possible that a simple replacement of the battery isn't enough to fix the problem, such as physical or electrical trauma. In that case, you'll need to bring your key fob to the dealership or service center to repair. Before you do that, there are four issues that a replacement battery cannot fix. It is essential to be aware of the issues so that you are capable of contacting a qualified technician if necessary. You can also learn how to fix the malfunctioning transmitter of a key fob to find out why it is not working.

Clean the Contacts

It is essential to keep your key fobs clean to ensure their functionality and longevity. Over time, the natural oils of your fingers and pocket lint can accumulate on the keys' crevices and buttons and even cause the keys to stop functioning completely. It's not difficult to fix, though all you need is some cleaning alcohol and a cotton swab.

First, you need to open the key fob by popping the lid off with the help of a coin or screwdriver and gently prying out the battery. Note the type of battery (negative and positive sides) so that you can reinstall it correctly.

Then, wet a small or swab with isopropyl (rubbing) alcohol and start cleaning away the dirt from all of the fob's buttons and the surrounding areas. Make sure to pay special attention to the battery's contacts and ensure that they are clean. After you have finished your task, allow the fob and all its components completely dry.

If your device doesn't function after cleaning it, it might be a good idea to reset the system. Check the owner's manual to find out how to reset the system. This could bring the key fob back to life if the problem was simply due to a dead battery.

Once the key fob has been cleaned and resynthesized, it is a great idea to ensure regular maintenance. You can keep your key fob functioning for many years by wiping it clean using a damp towel and mild soap.

Reset the System

Even though today's high tech key fobs are equipped with more features, are safer, and are more convenient than ever before however, they may still experience some problems. The majority of these issues aren't too serious or difficult and can be resolved with simple procedures, such as changing the battery. If the issue is more serious or if the issue isn't resolved using simple methods an expert auto key fob repair repair shop can repair and replace the key fob.

The device's primary function 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 the sunroof with the key fob. This feature is very helpful when you're stuck in traffic and need to open your roof. Similarly, the key fob can be used to summon your car when it's parked in a tight place.

The internal circuitry inside the key fob could fail because of manufacturing defects or wear and tear. It could be a sign of intermittent behavior or failure to lock or unlock the car. Sometimes moisture, or other sources of electromagnetic interference can interfere with the proper operation of a key fob. If your key fob is damaged by dust or become wet, it must be cleaned before you can use it again.

Replacing the battery of your key fob or cleaning the contacts could solve a malfunctioning device, but if the device persists to operate in a erratic manner you might need to do a factory reset. This can clear up bugs in the system and restore the performance of the device.

If you're unsure of how to perform the factory reset on your device, refer to the device manufacturer's website or the manual of your owner. Certain models require a specific tool to perform the reset, however, you should be able to find instructions that apply to the specific model you have.

Contacting a mobile locksmith for cars in Apache Junction is another option to solve problems with your keyfob. These professionals are able to replace and program key fobs on almost all models of automobiles. They can also repair car keys with chips in them.