Key Fob Repair: Replacing the Battery
Getting jostled around in pockets and purses key fob buttons may deteriorate and fail to register presses accurately. Replacing the battery, which the majority of car fobs are equipped with in a snap-out case may fix the problem.
However, a new replacement could not be able to revive your key fob if the switch's internal contacts are worn out. It's a good thing that this is an easy fix you can try at home:
Replace the Battery
It could be time to change the battery if your key fob is slow or takes longer to unlock or lock your car than normal. It's good news that replacing a key fob battery is one of the easiest tasks you can complete yourself. It's also a cheap fix that can help you avoid a trip to a professional locksmith or dealership.
Most key fobs require batteries that look like coins (CR2032 or similar) that you can find at any general store, home improvement center, or auto parts store. The key fobs usually come with a slot for these batteries and opening the case for battery replacement is quite simple. Depending on the manufacturer, you might need to use a screwdriver or other tool to remove the cover from the compartment for batteries.
If your key fob has clips that keep the batteries in place, remove them with your fingers or non-metallic tools. Install the new battery, making sure to put it in the right place. Note its orientation when removing the old one. Avoid touching the flat surfaces of the batteries as this could reduce their lifespan.
Once the new battery is installed then close the key fob's case and test it by pressing the button to ensure it works. If the key fob still isn't working, you might have to reopen it and verify that the battery is correctly inserted.
You may also find that a simple replacement of the battery is not enough to solve the issue. This could be due to physical trauma or electrical damage. In this case you'll have to take your key fob to a dealership or auto service center to make repairs. Before you do, there are four issues replacing the battery won't solve. You must be aware of these issues, so that you can seek assistance from a certified technician if you need it. You can also read how to fix the defective transmitter of a key fob in order to determine the reason why it's not working.
Clean the Contacts
Cleaning your key fob is crucial to its function and lifespan. Over time, the natural oils of your fingers and pocket lint can accumulate on the key fob's crevices and buttons and even cause the keys to stop working completely. It's not difficult to fix, though all you need is some ruby alcohol and a cotton swab.
First, open up the key fob by popping the lid off using an instrument or coin and gently removing the battery. Make sure you note the kind of battery it's (negative and positive sides) to ensure that you insert it again correctly after you are finished.
Then, moisten a cotton swab or small brush with isopropyl (rubbing) alcohol and begin cleaning away the dirt from all of the fob's buttons and the surrounding areas. Pay particular attention to the contacts of the battery, and that they are clean. Once you're done your task, allow the fob and its components completely dry.
If your device isn't working even after cleaning, you might be required to reset your system. Refer to the owner's manual of your device for the instructions on how to do this, and follow them accordingly. If the key fob was just dead, this might be enough to bring it back to life.
Once the key fob has been cleaned and resynched it is a good idea to keep up with regular maintenance. By wiping it clean with a damp cloth and gentle soap, you can ensure that your key fob will continue to perform well for the years to come.
Reset the system
Despite the fact that today's high-tech keys fobs are more capable and secure than ever, it is possible to have some issues. Fortunately, most of the time the issues aren't major or complex, and can be resolved with simple techniques such as replacing the battery. If the issue is severe or is not resolved with simple methods, an auto repair shop will replace and reset your key fob.
Getting your car to lock or unlock using the key fob is the main mobile key repair purpose of the device however, it can also be used to activate some features of your vehicle. One example is the ability to lower or raise a sunroof with the key fob. This feature is useful if you need to open the roof when stuck in traffic or when your hands are full. The key fob can be used to summon your vehicle when it is located in a tight place.
The internal circuitry inside a key fob can malfunction due to defects in manufacturing or wear and tear. It could be a sign of erratic behavior or total failure to lock or unlock the car. Sometimes, moisture or other sources of electromagnetic interference can interfere with the proper operation of the key fob. If your key fob is dirty or wet, or is contaminated by dust, it's going to require cleaning prior to being used again.
If the device continues to behave unpredictably after replacing the key fob or cleaning the contacts, you might have to perform an initial reset. This can fix system-related issues and improve device performance.
If you're unsure how to reset your device then consult the device's owner's guide or the manufacturer's site. Certain devices require specialized tools to reset them, however you should find instructions specific to your model.
Another option to resolve problems with your key fob is to call an Apache Junction mobile car locksmith. These professionals are able to replace and program key fobs on almost all models of automobiles. They can also repair keys that have chips.