Key Fob Repair: Replacing the Battery
The buttons on key fobs can be damaged and stop working after being tossed around in pockets and purses. Replacing the battery, which a majority of car fobs have in a snap-out bag, may fix the problem.
But, a new one may not revive your key fob if the switch's internal contacts are worn out. This is a simple fix you can perform at home.
Replace the Battery
If your key fob seems slow or takes a longer time to unlock or lock your vehicle, it could be time to replace the battery. Fortunately, replacing the battery of your key fob is among the simplest tasks that you can do yourself. It's also a cost-effective solution that will help you avoid a trip to a professional locksmith or dealership.
You can buy a coin-style (CR2032) battery at any auto parts or home improvement store, or general store. Key fobs come with an opening for these batteries, and it is simple to replace the battery. Depending on the manufacturer, you might require an instrument such as a screwdriver to open the cover for the battery compartment.
Some key fobs have clips that secure the battery in place. If so you can gently lift them up with your fingers or a non-metallic device. Remove the battery that was in use and replace it with an alternative one, and be careful to note its orientation in order to put it in the correct place. Avoid touching the flat surfaces of the batteries as this could reduce their lifespan.
Once the new battery is installed and the key fob is closed, close its case and test it by pushing the button to confirm it works. If the key fob isn't working, you might have to reopen it and verify that the battery is properly inserted.
You may also find that replacing the battery isn't enough to fix the problem. This could be due to physical trauma or electrical damage. In this case, you'll need to bring your key fob into an auto service or dealer center to repair. However, before you do so, there are four issues that a replacement battery won't solve. It is essential to be aware of the problems so that you're able to seek out an experienced technician should you need. You should also read about how to repair a defective key fob transmitter to understand the reasons it may not be functioning properly.
Clean the Contacts
Maintaining your key fob's cleanliness 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 buttons and crevices. This can cause keys to stop working. All you need is rubbing alcohol a cotton swab and some alcohol rubbing.
First, open up the key fob by removing the lid off using a screwdriver or coin and gently prying out the battery. Note the type of battery (negative and positive side) to ensure you put it key car repair back in the correct way.
Then, wet a cotton small or swab with isopropyl (rubbing) alcohol and start cleaning away the dirt from all buttons on the fob and the surrounding areas. Be particular about the battery contacts, ensuring that they are free of any grease or dirt. When you are done cleaning the fob, let it and its components completely dry.
If your fob doesn't function after cleaning it, it could be an ideal idea to reset the system. Consult your owner's manual for directions on how to do this, and follow them. If the key fob is dead, this might be enough to bring it back to life.
After the key fob has been cleaned and resynced it is a great idea to ensure regular maintenance. You can ensure that your key fob 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 modern-day key fobs are more efficient and secure than ever, it is possible that they have certain problems. Most of the time, these problems aren't major or complicated and can be solved with simple procedures, such as changing the battery. If the issue is severe or cannot be resolved by simple methods, an auto repair shop will replace and reprogram your key fob.
Making your car lock or unlock using the key fob is the main purpose of the device, but it can also be used to activate certain vehicle features. One example is the ability to lower or raise a sunroof using the key fob. This feature is very useful when you're stuck in traffic and need to open your roof. In the same way, the key fob can be used to call your car when it is located in a tight location.
A key fob's internal circuitry and buttons could fail due to manufacturing defects or wear and tear. The signs could include intermittent behavior or failure to lock or unlock the car. Sometimes moisture, as well as other electromagnetic interference sources can interfere with the proper operation of the key fob. If your key fob has become damp or contaminated by dust, it's likely to need to be cleaned before being used again.
If the device continues to behave unpredictably after replacing the key fob or cleaning the contacts, you may need to perform the factory reset. This can clear up bugs in the system and restore the operating efficiency of the device.
If you're unsure how to do the factory reset on your device, consult the official website of the manufacturer or the owner's manual. Certain devices require a specific tool to complete the reset however, you should be able locate instructions that are applicable to the specific model you have.
Another option for resolving problems with your key fob is to contact an Apache Junction mobile car locksmith. These professionals can program and replace keyfobs for nearly all car models. They can also repair keys with chips.