20 Fun Facts About Key Fob Repair

20 Fun Facts About Key Fob Repair

Key Fob Repair: Replacing the Battery

Being tossed around in pockets and purses, key fob buttons can be damaged and not register presses reliably. Replacing the battery, which the majority of car fobs come with in a snap-out case can sometimes fix this issue.

If the contacts on the key fob are worn, a new replacement may not be enough to revive it. It's a good thing that this is an easy fix that you can attempt at home:

Replace the battery

It could be time to replace the battery in your key fob if it isn't working or takes longer to unlock or lock your vehicle than it does on a regular. Replacing the battery of your key fob is one of the easy tasks you can complete yourself. This is a straightforward fix that will save you money and time on a trip to the dealership or locksmith.

Most key fobs require batteries that look like coins (CR2032 or similar) that you can find at any general store or home improvement store or auto parts stores. The key fobs have slots for these batteries and it is simple to replace the battery. Depending on the manufacturer, you might require a screwdriver or another tool to remove the cover from the battery compartment.

Some key fobs have clips which hold the battery in place. If this is the case you can gently lift them up with your fingers or a non-metallic tool. Install  car key fob repairs , taking care to put it in the right place. Take note of the orientation when removing the old one. Avoid touching the flat surfaces of batteries since they can cause damage to their lives.

Close the case of the fob's key and test the function by pressing the button. If it still doesn't work, you may need to open the case again and check that the battery is properly inserted.

There is a chance that a simple replacement of the battery isn't enough to solve the issue. This could be caused by physical trauma or electrical damage. In this situation, you'll need bring your key fob into the dealership or service center to repair. However, before you do so, there are four common problems that a replacement battery won't fix. It is important to be aware of the problems so that you're able to seek out a qualified technician if necessary. You can also read how to fix the malfunctioning transmitter of a key fob to find out why it is not working.

Clean the Contacts

Maintaining your key fob's cleanliness is crucial to its function and life. Over time, the natural oils on your fingers and pocket dust can accumulate in the key fob's buttons and crevices. This can cause keys to stop working. It's not difficult to fix, though - all you need is ruby alcohol and a cotton swab.

First, you need to open the key fob by taking the lid off with a screwdriver or coin and gently removing the battery. Be sure to note the type of battery it's (negative and positive sides) so that you can put it back in the correct way when you're done.

Then, moisten a cotton small or swab 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 battery's contacts, and that they are clean. When you are done your task, allow the fob and its components completely dry.


If your device isn't working even after cleaning, you may be required to reset your system. Consult your 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 normal if the issue was simply due to a dead battery.

After the key fob has been cleaned and resynced it is a great idea to keep up with regular maintenance. You can ensure that your key fob in good working order for a long time by wiping it with a damp towel and mild soap.

Reset the system

Although today's modern key fobs have more features, are safer, and more convenient than they ever were, they can still encounter some issues. Fortunately, most times problems aren't severe or complex, and can be fixed with simple methods like replacing the battery. If the problem is more serious, or if the issue can't be solved by simple solutions such as a professional auto repair shop can repair and replace the key fob.

The primary purpose of the device is to lock or unlock your car, however you can also make use of it to enable certain features of your vehicle. One example is the ability to lower or raise the sunroof using the key fob. This feature is useful when you have to open the roof while stuck in traffic or when your hands are full. Key fobs are also helpful in bringing your car to life if it's parked in a difficult spot.

A key fob's internal circuitry and buttons could fail due to manufacturing defects or wear-and-tear. Symptoms may include erratic behavior or total failure to lock or unlock the car. Moisture or other electromagnetic interference sources can sometimes interfere with the proper function of the keyfob. If your key fob is damaged by dust or been wet, it needs to be cleaned prior to attempting to use it again.

If the device continues to behave erratically after replacing the key fob or cleaning the contacts, you might need to perform a factory resetting. This can clear up system issues and restore operating efficiency of the device.

If you are unsure of the best way to perform a reset then consult the device's owner's manual or manufacturer's site. Certain devices require a specific tool to perform the reset, however, you should be able locate instructions that are applicable to the specific model you have.

Contacting a mobile locksmith for cars in Apache Junction is another option to fix issues with your keyfob. These experts are able replace and program key fobs for nearly all models of automobiles. In addition, they can also fix car keys with chips in them.