20 Tools That Will Make You More Effective At Key Fob Repair Key Fob Repair: Replacing the Battery

Being tossed around in purses and pockets, key fob buttons can deteriorate and fail to register presses reliably. This issue can be addressed by replacing the battery that is usually located in the snap-out cases of the majority of car fobs.

If the contacts on your key fob are damaged, a new replacement may not be sufficient to make it work again. This is a simple fix you can do at home.

Replace the battery

It could be time to change the battery in your key fob if it isn't working properly or takes longer to unlock or lock your vehicle 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 cost-effective solution that will save you the hassle of an expert locksmith or dealer.


You can purchase a coin-style (CR2032) battery at any auto parts or home improvement general store. The key fobs come with an opening for these batteries and it is easy to replace the battery. Depending on the brand you might need to use a screwdriver in order to open the compartment.

Certain key fobs have clips that secure the battery in place; If this is the case you can gently lift them up using your fingers or a non-metallic tool. Install the new battery, taking care to place it in the correct way. Be aware of its orientation when removing the old one. It is crucial to avoid touching the batteries' flat surfaces, as finger marks can shorten their life.

After the new battery has been installed then close the key fob's case and test it by pushing the button to confirm it is working. If the key fob still doesn't function, you may need to open it again and ensure that the battery is correctly inserted.

It is also possible that a simple replacement of the battery isn't enough to fix the issue, for instance electrical damage or physical trauma. In this situation, you'll need bring your key fob to a dealer or automotive service center to be repaired. Before you do, there are four issues the replacement battery can't solve. It is essential to be aware of these issues so that you are able to seek out a qualified technician if necessary. You can also learn how to fix the defective transmitter of a key fob in order to discover the reason it's not working.

Clean the Contacts

Keeping your key fob clean is vital to its functionality and longevity. Over time, the natural oils of your hands and pockets can accumulate on the crevices and buttons, and can even cause keys to cease functioning completely. It's simple enough to fix - all you need is some rubbing alcohol and a cotton swab.

car key repair near me by gently prying the battery away with a coin or screwdriver. Make sure to note down the kind of battery it is (negative and positive sides) so that you can put it back in the correct way when you are finished.

After that then, use a cotton swab (or a small brush) to clean the buttons as well as the surrounding areas of the fob. Be sure to pay particular attention to the battery's contacts and ensure that they are clean. Once you are done, you must allow the fob and its components completely dry.

If your device doesn't work after cleaning it, it may be an idea to reset the system. Consult your owner’s manual to find out how to reset the system. If the key fob is dead, this may be enough to bring it back to life.

After the key fob has been cleaned and resynthesized, it is a great idea to ensure regular maintenance. By wiping it clean with a damp cloth and mild soap, you can make sure that your key fob will work well for long time to come.

Reset the System

Despite the fact that today's high-tech key fobs are more capable and secure than ever, it is possible for them to encounter some problems. Luckily, the majority of the time the issues aren't major or complex, and can be resolved with simple techniques like replacing the battery. If the issue is severe or is not resolved with 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 by using the key fob. This feature can be very beneficial if you need to open the roof when stuck in traffic or your hands are full. The key fob can be used to summon your vehicle when it is parked in a tight place.

The key fob's internal circuitry and buttons may fail due to manufacturing defects or wear-and-tear. The signs are erratic behavior or a complete failure to lock or unlock the car. Moisture or other electromagnetic interference sources may occasionally interfere with the function of the keyfob. If your key fob is dirty or has become wet, it must be cleaned before you use it again.

If the device continues to behave erratically after replacing the key fob or cleaning the contacts, you may require a factory resetting. This will eliminate system bugs and restore the performance of the device.

If you're not sure how to do a factory reset on your device, check the website of the manufacturer of your device or the owner's manual. Certain devices require a specific tool to complete the reset but you should be able locate instructions that are applicable to the model you're using.

Another option to resolve problems with your key fob is to contact an Apache Junction mobile car locksmith. These professionals are able to replace and program key fobs for nearly all models of automobiles. In addition, they can also fix car keys with chips in them.