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Key Fob Repair: Replacing the Battery

Being tossed around in purses and pockets, key fob buttons can get damaged and stop registering presses accurately. Replacing the small battery, which the majority of car fobs are equipped with in a snap-out case, can fix this problem.

However, a fresh replacement is not likely to restore your key fob if the internal switch contacts are worn out. There's an easy fix that you can try at home:

Replace the battery

It's possible to replace the battery if your key fob isn't working or key takes longer to unlock or lock key repair near me your car key fob repair than normal. Replacing the battery of your key fob is one of those simple tasks you can do yourself. It's also a cheap fix that could save you a trip to an expert locksmith or dealer.

The majority of key fobs require a coin-style battery (CR2032 or similar) that you can find at any general store or home improvement center or auto parts stores. Key fobs typically have a slot that can accept the batteries and opening the case to swap out batteries is relatively simple. Depending on the manufacturer you will need make use of a screwdriver to open the compartment.

If your key fob has clips that hold the batteries in place, gently take them off them using your fingers or non-metallic tools. Remove the battery that was in use and replace it with an alternative one, and be cautious to note the orientation in order to install it correctly. It is important to avoid touching the batteries' flat surfaces since scratches from fingers can decrease their life.

Once the new battery is installed, close the key fob's case and test it by pushing the button to confirm it works. If it doesn't work it may be necessary to reopen the fob and check that the new battery is properly inserted.

It could also be that simply replacing the battery isn't enough to solve the issue. This could be caused by physical trauma or electrical damage. In that scenario, you'll have to bring your key fob into an auto service or dealer center to be repaired. However, before doing so, there are four common issues that a replacement battery won't fix. You should be aware of these issues, so that you can seek assistance from a certified technician when necessary. You can also read how to fix the faulty transmitter of a key fob to determine the reason why it's not working.

Clean the Contacts

It is essential to keep your key fobs clean to maintain their function and durability. Over time, the natural oils on your fingers and pockets can build up in key fob's buttons and crevices. This can lead to keys to not function. It's not difficult to fix - all you need is some rubbing alcohol and a cotton swab.

Then, open the key fob by popping the lid off with an instrument or coin and gently prying out the battery. Note the kind of battery (negative and positive side) to ensure you reinstall it correctly.

Then, wet a cotton swab or small brush with isopropyl (rubbing) alcohol and start taking off the dirt from all the buttons on the fob and the surrounding areas. Pay special attention to the battery contacts, making sure that they are clean of dirt or grease. When you are done, let the fob and all its components completely dry.

If your fob doesn't work even after cleaning, you may need to reset the system. Check the owner's manual for directions 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 great idea to ensure regular maintenance. By wiping it clean with a damp cloth and gentle soap, you can be sure that your key fob will continue to work well for long time to come.

Reset the system

Even though today's high tech key fobs are equipped with more features that are safer and are more convenient than they ever were but they are still susceptible to some issues. The majority of these problems aren't major or complicated and can be solved with simple procedures, such as changing the battery. If the issue is more serious, or if the issue can't be solved with simple methods an expert auto repair shop can replace and reprogram the key fob.

Getting your car to lock or unlock with the key fob is the main purpose of the device however, it can also be used to activate certain features of your vehicle. One example is the ability to lower or raise a sunroof using the key fob. This feature is beneficial if you need to open the roof when stuck in traffic or when your hands are full. Similarly, the key fob can be used to call your car key and repair when it is located in a tight spot.

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 an inability to lock or unlock the car. Sometimes moisture, as well as other electromagnetic interference sources can affect the operation of the key fob. If your key fob is dirty or has become wet, it should be cleaned before you can use it again.

If the device continues to behave unpredictably after replacing the key fob or cleaning the contacts, you may have to perform a factory resetting. This can clear up system issues and restore performance of the device.

If you are unsure of the best way to perform a reset, consult your device's owner's manual or manufacturer's site. Certain devices require special tools to reset them, but you should find instructions specific to your model.

Contacting a mobile locksmith for cars in Apache Junction is another option to resolve issues with your key fob. These experts are able replace and program key fobs on almost all car key repair models. They can also fix keys that have chips.