Key Fob Repair: Replacing the Battery

The buttons on key fobs can be damaged and stop working after being jostled in pockets and purses. This issue can be resolved by replacing the battery that is usually found in the snap-out case of most car fobs.

However, a new replacement is not likely to restore your key fob if its internal switch contacts are worn out. It's a good thing that this is an easy fix you can attempt at home:

Replace the battery

It's possible to replace the battery if your ignition Key repair near Me fob isn't working properly or takes longer to unlock or lock your vehicle than usual. Fortunately, replacing the battery of your key fob is one of the most simple tasks you can complete yourself. This is a straightforward fix that will save you money when you go to the dealer or a locksmith.

You can buy a coin-style (CR2032) battery at any auto parts or home improvement store, or general retailer. The key fobs come with a slot for these batteries and it is simple to replace the battery. Depending on the manufacturer, you might require a screwdriver or other tool to remove the cover from the battery compartment.

If your key fob is equipped with clips that keep the batteries in place, gently take them off them using your fingers or other non-metallic tools. Remove the battery that was in use and replace it with an alternative one, and be cautious to note the orientation to ensure that you put it in the correct place. It is essential to avoid touching the batteries' flat surfaces as finger marks can shorten their life.

Once the new battery is installed and the key fob is closed, close its case and test it by pressing the button to make sure it is working. If the key fob still does not work, you'll have to open it again and ensure that the battery is properly inserted.

It's also possible that a simple replacement of the battery isn't enough to solve the issue, like physical or electrical trauma. In this case, you'll need to bring your key fob to a dealer or automotive service center to repair. However, before you do so, there are four common problems that a battery replacement won't solve. You should be aware of these issues to be able to seek help from a qualified technician if you need it. It is also important to learn how to fix a key fob's faulty transmitter to understand the reasons why it might not be working correctly.

Clean the Contacts

Maintaining your key fob's cleanliness is vital to its functionality and lifespan. Over time, the natural oils on your fingers and pockets can accumulate in the key fob buttons and crevices. This can lead to keys to stop working. It's simple enough to fix all you need is some rubbing alcohol and a cotton swab.

The key fob must be opened first by gently prying the battery out with the help of a screwdriver or a coin. Note the kind of battery (negative and positive side) so you can install it correctly.

Then, apply a cotton swab (or a small brush) to clean the buttons and the surrounding areas of the fob. Pay particular attention to the battery contacts, ensuring that they are free of grease or dirt. Once you're done cleaning the fob, let it and all its components completely dry.

If your fob doesn't work even after cleaning, you might want to reset the system. Consult your owner's manual for instructions on how to do this and follow them accordingly. This may be able to bring the key fob back to life if the problem was simply a dead battery.

It is important to maintain the key fob regularly after it is cleaned and resynchronized. You can ensure that your key fob functioning for many years by wiping it clean using a damp towel and [empty] mild soap.

Reset the System

Despite the fact that today's high-tech key fobs are more capable and secure than ever before, it's possible for them to encounter some problems. Luckily, the majority times, these issues aren't serious or complicated and are often solved with simple solutions like replacing the battery. If the issue is more severe or if the issue cannot be resolved using simple methods an expert auto repair shop can repair and replace the key fob.

The ability to lock or unlock using the key fob is the primary function of the device, but it can also be used to enable certain features of your vehicle. The key fob can be used to lift or lower a sunroof. This feature is very helpful when you're stuck in traffic and require to open your roof. The key fob is also useful for summoning your car even if it's in an awkward place.

The internal circuitry inside the key fob may fail due to defects in manufacturing 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 can sometimes affect the function of a keyfob. If your key fob has become wet or contaminated with dust, it's likely to require cleaning prior to being used again.

Replacing the key fob battery or cleaning the contacts might help fix a malfunctioning device but if the device continues to run erratically it may be necessary to perform a factory reset. This can clear up bugs in the system and restore the operation of the device.

If you're unsure how to perform a factory reset on your device, refer to the device manufacturer's website or the manual of your owner. Some devices require a special tool to complete the reset but you should be able find the instructions for your specific model.

Contacting a mobile locksmith for cars in Apache Junction is another option to fix problems with your key fob. These experts can program and replace keyfobs for almost all car key fob repairs models. In addition, they can also repair keys for cars with chips in the keys.