Key Fob Repair: Replacing the Battery

The buttons on key fobs may get damaged and stop working properly after being tossed around in pockets and purses. Replacing the small battery, which a majority of car fobs are equipped with in a snap-out case, can sometimes fix this problem.

However, a fresh replacement is not likely to restore your key fob if the internal switch contacts are worn out. Fortunately, this is an easy fix you can do at home:

Replace the battery

It could be time to change the battery in your key fob if it isn't working properly or takes longer to unlock or lock your car key immobiliser repair than usual. Replacing a key fob's battery is among those easy tasks that you can perform yourself. It's also a cheap fix that can save you the hassle of a professional locksmith or dealership.

You can buy the coin-style (CR2032) battery at any auto parts or home improvement general retailer. The key fobs have a slot for these batteries and it is easy to replace the battery. Based on the brand you will need make use of a screwdriver to open the compartment.

If your key fob has clips that hold the batteries in place, remove them using your fingers or non-metallic tools. Remove the battery that was in use and replace it with an alternative one, and be careful to note its orientation to ensure that you put it in the correct place. Avoid touching the flat surfaces of the batteries as they can cause damage to their lives.

Once the new battery is installed then close the key fob's case and test it by pushing the button to confirm it works. If it's still not working it may be necessary to open the fob again and check whether the new battery has been properly installed.

It's also possible that a simple battery replacement isn't enough to fix the problem, such as electrical damage or physical trauma. In that case, you'll need to bring your key fob to the dealership or service center for repair. But, before doing this, you should be aware of four common issues that a battery replacement won't solve. It is important to be aware of these issues so that you're capable of contacting an experienced technician should you need. You should also read about how to Repair Key a defective key fob transmitter to learn more about why it may not be working properly.

Clean the Contacts

It is important to keep your keys clean to ensure their functionality and longevity. Over time, natural oils from your fingers and pocket lint can build up on the keys' crevices and buttons and even cause keys to stop working altogether. All you need is rubbing alcohol, an swab of cotton and alcohol rubbing.

First, you need to open the key fob by taking the lid off using a screwdriver or coin and gently prying out the battery. Be sure to note the kind of battery it's (negative and positive sides) so that you can put it back in the correct way when you're done.

Then then, apply a cotton swab (or a small brush) to clean the buttons and the surrounding areas of the fob. Be particular about the battery's contacts, ensuring that they are free of grease or dirt. After you have finished cleaning the fob, let it and its components completely dry.

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

After the key fob's been cleaned and resynched it is a good idea to maintain regular maintenance. By regularly wiping it down with a damp cloth and gentle soap, you can be sure that your key fob will perform well for years to come.

Reset the system

Despite the fact that today's high-tech keys fobs are more powerful and secure than ever before, it's possible to have certain problems. Most of the time these issues aren't too serious or difficult and can be solved with simple solutions, like changing the battery. If the problem is more severe or if the issue can't be solved by simple solutions such as a professional auto repair shop can repair and replace the key fob.

Making your car lock or unlock with the key fob is the main purpose of the device however, it can also be used to enable certain vehicle features. One example is the ability to lower or raise the sunroof with the key fob. This feature is very useful when you are stuck in traffic and require to open your roof. The key fob can be used to call your car remote key repair shop near me when it's stuck in a parking location.

The internal circuitry inside the key fob may fail because of manufacturing defects or wear and tear. Signs of this include irregular behavior, or an inability to lock or unlock the car. Moisture or other electromagnetic interference sources can sometimes affect the function of the keyfob. If your key fob has been 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 fix a malfunctioning device, but if the device persists to operate in a erratic manner, you may need to do a factory reset. This will fix system issues and improve the performance of your device.

If you're unsure how to do a factory reset on your device, consult the device manufacturer's website or your owner's manual. Some devices require a special tool to complete the reset however, you should be able find instructions that apply to the model you're using.

Contacting a mobile car locksmith in Apache Junction is another option to solve issues with your keyfob. These professionals can replace and program keyfobs for nearly all car models. Additionally, they can also repair keys for cars with chips in them.