Key Fob Repair: Replacing the Battery

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

If the contacts on the key fob are damaged, a new replacement may not be enough to revive it. This is a straightforward fix you can perform at home.

Replace the Battery

It's possible to change the battery in your key fob if it isn't working properly or takes longer to unlock or lock your vehicle than usual. Replacing a key fob's battery is one of the easy tasks that you can perform yourself. This is a straightforward fix that will save you money on a trip to the dealership or a locksmith.

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

If your key fob is equipped with clips that hold the batteries in place, gently remove them using your fingers or non-metallic tools. Install the new battery, taking care to put it in the right place. Be aware of its position when you take out the old one. It is essential to avoid touching the battery's flat surfaces since scratches from fingers can decrease their lifespan.

After the new battery has been installed, close the key fob's case and test it by pressing the button to ensure it is working. If it doesn't work, you may need to open the fob again and make sure whether the new battery has been properly inserted.

It's also possible that a simple replacement of the battery isn't enough to solve the issue, for instance physical or electrical trauma. In this scenario, you'll have to bring your key fob to the dealership or service center to repair. Before you do that, there are four issues replacing the battery won't solve. It is essential to be aware of the issues so that you're able to seek out a qualified technician if necessary. You can also learn how to fix the faulty transmitter of a key fob in order to determine the reason why it's not working.

Clean the Contacts

It is important to keep your key fobs clean to maintain their function and durability. Over time, the natural oils on your fingers and pocket dust can accumulate in the key fob's buttons and crevices. This can cause keys to stop working. It's easy enough to fix - all you need is some ruby alcohol and a cotton swab.

Open the key fob first by gently prying the battery out with either a screwdriver or coin. Note the nature of the battery (negative and positive sides) to ensure you put it back in the correct way.

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. Be particular about the battery's contacts, making sure that they are clean of grease or dirt. After you're done, make sure to let the fob and its components completely dry.

If your fob isn't functioning even after cleaning, you may need to reset the system. Consult your owner's manual for directions on how to do this and follow them. If the key fob was just dead, this could be enough to bring it back to life.

It is essential to keep the key fob in good condition after it has been cleaned and synchronized. You can keep your key fob in good working order for a long time by wiping it clean with a damp towel and mild soap.

Reset the system

Despite the fact that today's modern-day key fobs are more capable, secure, and convenient than ever, it is possible to run into certain issues. The majority of these issues aren't too serious or difficult and can be fixed by simple solutions, like changing the battery. If the issue is severe or cannot be resolved by simple methods, an auto Repair Key shop will replace and change the key fob.

Getting your car to lock or unlock with the key fob is the principal purpose of the device, but it also can be used to activate certain features of your vehicle. The key fob can be used to lower or raise a sunroof. This feature can be very useful when you have to open the roof while stuck in traffic or your hands are full. Similarly, the key fob can be used to summon your vehicle when it is stuck in a parking location.

The internal circuitry inside the key fob may fail due to defects in manufacturing or wear and wear and tear. Symptoms include erratic behavior, or a complete failure to lock or unlock the car. Sometimes moisture, or other electromagnetic interference sources can affect the operation of a key fob. If your key fob has become dirty or wet, or is contaminated by dust, it's going 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 need to perform a factory resetting. This can clear up system issues and restore operating efficiency of the device.

If you're unsure how to perform the factory reset on your device, refer to the website of the manufacturer of your device or the manual of your owner. Certain devices require special tools to reset them, but you should find instructions for the model you have.

Contacting a mobile key repair locksmith for cars in Apache Junction is another option to resolve problems with your keyfob. They can replace and program keyfobs to fit almost all car models. Additionally, they can also repair keys for cars that have chips inside them.