Key Fob Repair: Replacing the Battery

Being tossed around in pockets and purses keys fobs can deteriorate and fail to register presses reliably. Replacing the small battery, which the majority of car fobs are equipped with in a snap-out case, can fix this issue.

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

Replace the Battery

If your key fob seems sluggish or takes a longer time to unlock or lock your car, it might be time to replace the battery. Replacing the battery of your key fob is one of the easy tasks you can complete yourself. It is also an inexpensive solution that will help you avoid a trip to an expert locksmith or dealer.

Most key fobs require batteries that look like coins (CR2032 or similar) that you can find at any general store, home improvement center, or auto parts store. Key fobs come with slots for these batteries, and it is easy to replace the battery. Depending on the manufacturer you might need to use a screwdriver in order to open the compartment.

If your key fob is equipped with clips that hold the batteries in place, gently take them off them using your fingers or other non-metallic tools. Install the new battery, making sure to place it in the correct way. Take note of the orientation when removing the old one. Avoid touching the flat surfaces of batteries as this can reduce their life.

Close the case of the key fob and test the functionality by pressing the button. If it doesn't work, you may need to open the fob again and check whether the new battery has been properly inserted.

It's also possible that a simple replacement of the battery isn't enough to solve the issue, like physical or electrical injury. In this case, you'll need to bring your key fob into an auto service or dealer center to repair. However, before doing this, you should be aware of four issues that a battery replacement won't fix. It is crucial to be aware of the issues so that you're capable of contacting an experienced technician should you need. You can also read how to fix the defective transmitter of a key fob to find out why it is not working.

Clean the Contacts

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

Then, open the key fob by taking the lid off with a screwdriver or coin and gently prying out the battery. Note the nature of the battery (negative and positive sides) so you can reinstall it correctly.

Then, wet a cotton small or swab with isopropyl (rubbing) alcohol and start cleansing the dirt off all buttons on the fob and the surrounding areas. Be particular about the battery contacts, making sure that they are clean of grease or dirt. After you have finished, let the fob and all its components completely dry.

If your fob still won't function after cleaning it, it might be an idea to reset the system. Check the owner's manual for the 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 due to an unresponsive battery.

Once the key fob has been cleaned and resynced, it is a great idea to maintain regular maintenance. By regularly wiping it down with a damp cloth and gentle soap, you can be sure that your key fob will function well for many long time to come.

Reset the System

Despite the fact that today's high-tech key fobs are more powerful and secure than ever before, it's possible to have certain problems. Luckily, the majority times the issues aren't major or complicated and are often fixed with simple methods such as replacing the battery. If the problem is more severe, or if the issue isn't resolved using simple methods such as a professional auto repair shop can repair and replace the key fob.

The ability to lock or unlock using the key fob is the main function of the device, but it also can be used to activate certain car features. The key fob can be used to lower or raise the sunroof. This feature is useful when you have car key repair shop near me to open the roof when you are stuck in traffic or your hands are full. Similarly, the key fob can be used to call your vehicle when it is located in a tight location.

A key fob's internal circuitry and buttons could fail due to manufacturing defects or wear and tear. The signs are erratic behavior or the complete inability to lock or unlock the car. Sometimes moisture, as well as other electromagnetic interference sources could interfere with the operation of a key fob. If your key fob has become wet or contaminated with dust, it's going to need to be cleaned before being used again.

Replacing the battery on the key fob or cleaning the contacts might solve a malfunctioning device, but if it continues to run erratically, you may need to perform a factory reset. This can clear up system bugs and restore the operating efficiency of the device.

If you are unsure of how to perform a reset then consult the device's owner's manual or manufacturer's website. Certain devices require special tools to reset them, but you'll need to find the correct instructions specific to the model you have.

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