Key Fob Repair: Replacing the Battery
The buttons on key fobs could get damaged and stop working properly after being jostled in purses and pockets. Replacing the small battery, which a majority of car fobs are equipped with in a snap-out case, can sometimes fix this problem.
But, a new one is not likely to restore your key fob if its internal switch contacts are worn out. This is a straightforward fix you can do at home.
Replace the Battery
It could be time to replace the battery in your key fob if it isn't working properly or takes longer to unlock or lock your car than it does on a regular. Fortunately, replacing a key fob's battery is one of the most simple tasks you can tackle yourself. It's also a cheap fix that could save you the hassle of an expert locksmith or a dealership.
You can buy the coin-style (CR2032) battery at any auto parts or home improvement general store. The key fobs usually have a slot to accept the batteries, and opening the case to replace batteries is relatively simple. Depending on the manufacturer, you may need to use a screwdriver or another tool to open the cover for the compartment for batteries.
Some key fobs have clips that secure 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 an alternative one, and be cautious to note the orientation to ensure that you put it in the correct place. It is crucial to avoid touching the battery's flat surfaces since finger marks can reduce their lifespan.
Close the case of the key fob and test its functionality by pressing the button. If the key fob still doesn't function, you may need to open it again and make sure the battery is properly inserted.
It's also possible that a simple replacement of the battery isn't enough to solve the issue, for instance electrical damage or physical trauma. In this scenario, you will have to take your key fob to a dealership or auto service center for repairs. Before you do, there are four problems that replacing the battery won't fix. You should be aware of these issues to be able to get help from a trained technician if needed. It is also important to learn how to repair a defective key fob transmitter to understand why it may not be functioning properly.
Clean the Contacts
Cleaning your key fob is essential to its function and life. Over time, the natural oils of your fingers and pocket lint can accumulate on the crevices and buttons and may cause keys to cease working altogether. It's not difficult to fix all you need is ruby alcohol and a cotton swab.
First, you need to open the key fob by popping the lid off with an instrument or coin and gently prying out the battery. Make sure you note the type of battery it is (negative and positive sides) so that you can put it back in the correct way when you are finished.
Then you can use a cotton swab (or a small brush) to clean the buttons and surrounding areas of the fob. Be particular about the battery contacts, making sure they are free of any grease or dirt. After you're done, you must allow the fob and its components dry completely.
If your fob isn't functioning even after cleaning, you might be required to reset your system. Check the owner's manual for directions on how to do this and follow them accordingly. This could be able to bring the key fob back to life if the issue was simply a dead battery.
Once the key fob has been cleaned and resynched, it is a great idea to maintain regular maintenance. You can ensure that your key fob is functioning 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 keys fobs are more capable and secure than ever before, it's possible that they encounter some problems. Luckily, key repair car aren't major or complex, and can be solved with simple solutions such as replacing the battery. If the issue is severe or isn't resolved with simple methods, an auto repair shop will replace and reprogram your key fob.
The primary function of the device is to lock or unlock your car, however you can also make use of it to activate certain features of your vehicle. The key fob can be used to lift or lower a sunroof. This feature is useful if you need to open the roof while stuck in traffic or your hands are full. The key fob is also useful in summoning your car even if it's in a shady location.
The internal circuitry of the key fob may fail because of manufacturing defects or wear and tear. The signs could include intermittent behavior or failure to lock or unlock the car. Sometimes moisture, or other sources of electromagnetic interference can affect the 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 in a strange manner after replacing the key fob or cleaning the contacts, you could have to perform an initial reset. This will help eliminate bugs in the system and restore the operation of the device.
If you're unsure the best way to perform a reset, consult your device's owner's manual or the manufacturer's site. Certain devices require specialized tools to reset them, however you should find instructions for your specific model.
Contacting a mobile car locksmith in Apache Junction is another option to fix issues with your keyfob. These professionals are able to replace and program key fobs for almost all models of automobiles. They can also repair keys that have chips.