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 issue can be resolved by replacing the small battery that is usually located in the snap-out cases of the majority of car fobs.
But, a new one may not revive your key fob if its internal switch contacts are worn out. Fortunately, this is an easy fix that you can do at home:
Replace the Battery
If your key fob is feeling slow or takes a longer time to unlock or lock your vehicle, it could be time to replace the battery. Luckily, replacing a key fob's battery is among the simplest tasks you can tackle yourself. This is a simple fix that will save you money on a trip to the dealer or a locksmith.
You can buy a coin-style (CR2032) battery at any auto parts or home improvement store, or general retailer. The key fobs usually come with a slot for the batteries, and opening the case to replace batteries is relatively simple. Based on the brand you will need to use a screwdriver in order to open the compartment.
Some key fobs have clips that hold the battery in place. If this is the case, gently lift these up with your fingers or with a non-metallic tool. Remove the old battery and install a new one, being careful to note its orientation so that you can put it in the correct place. Avoid touching the flat surfaces of the batteries as this could reduce their lifespan.
Close the case of the key fob and test the functionality by pressing the button. If the key fob doesn't function, you may have to open it again and ensure that the battery is inserted correctly.
It is also possible that a simple replacement of the battery isn't enough to solve the issue, like electrical damage or physical trauma. In this case you'll need to bring your key fob to a dealer or auto service center for repairs. However, before doing so, there are four issues that a replacement battery won't solve. You should be aware of these issues so that you can seek assistance from a certified technician if you need it. You should also read about how to repair a key fob's defective transmitter to learn more about why it may not be functioning properly.
Clean the Contacts
It is crucial to keep your key fobs clean to ensure their functionality and longevity. Over time the natural oils on your fingers and pockets can build up in the key fob's buttons and crevices. This can lead to keys to stop working. It's easy enough to fix, though - all you need is cleaning alcohol and a cotton swab.
The key fob must be opened first by gently prying the battery away with the help of a screwdriver or a coin. Make sure you note the kind of battery it is (negative and positive sides) to ensure that you re-insert it correctly when you are finished.
Then, make use of a cotton swab (or a small brush) to clean the buttons and surrounding areas of the fob. Pay particular attention to the battery contacts, making sure they are free of grease or dirt. When you are done cleaning the fob, let it and all its components completely dry.
If your device isn't working even after cleaning, you might be required to reset your system. Go through the owner's manual of your device to find out how to reset the system. If the key fob was just dead, this may be enough to bring it back to life.
After the key fob's been cleaned and resynthesized, it is a great idea to keep up with regular maintenance. You can ensure that your key fob is working well for many years by wiping it clean with a damp towel and mild soap.
Reset the System
Despite the fact that today's high-tech key fobs are more capable, secure, and convenient than ever, it is possible to run into some issues. Most of the time, these issues aren’t serious or complex and can be resolved with simple procedures, such as changing the battery. If the issue is severe or isn't resolved with simple methods such as auto repair shops, they will replace and change the key fob.
Getting your car to lock or unlock using the key fob is the primary function of the device, but it can also be used to activate certain features of your vehicle. One example is the ability to lower or raise the sunroof with the key fob. This feature can be very useful if you need to open the roof while you are stuck in traffic or your hands are full. Key fobs are also useful in summoning your car when it's parked in an awkward location.
The internal circuitry of a key fob and buttons may fail due to manufacturing defects or wear and tear. Signs of this include irregular behavior, or a complete failure to lock or unlock the car. Sometimes, moisture or other electromagnetic interference sources can affect the operation of the key fob. If your key fob has become damp or contaminated by dust, it will need to be cleaned before being used again.
If the device continues to behave in a strange manner after replacing the key fob or cleaning the contacts, you might have to perform the factory reset. This will eliminate system bugs and restore the operating efficiency of the device.
If car key fob repair how to do a factory reset on your device, refer to the official website of the manufacturer or the manual of your owner. Certain devices require a specific tool to complete the reset, however, you should be able find instructions that apply to your specific model.
Another option for resolving problems with your key fob is to contact an Apache Junction mobile car locksmith. These professionals can repair and program keyfobs for nearly all models of cars. They can also fix car keys with chips in them.