20 Resources That Will Make You Better At Key Fob Repair

· 4 min read
20 Resources That Will Make You Better At Key Fob Repair

Key Fob Repair: Replacing the Battery

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

If the contacts in your key fob are damaged, a new replacement might not be enough to make it work again. There's an easy fix that you can try at home:

Replace the battery

It's possible to change the battery if your key fob is slow or takes longer to unlock or lock your vehicle than normal. Replacing the battery of your key fob is among those easy tasks that you can perform yourself. It's also a cheap fix that can save you a trip to a professional locksmith or dealership.

The majority of key fobs need a coin-style battery (CR2032 or similar) that you can find at any general store or home improvement center or auto parts store. The key fobs usually have a slot that can accept the batteries, and opening the case for battery replacement is fairly straightforward. Depending on the manufacturer, you might need to use a screwdriver or another tool to open the cover for the compartment for batteries.

Some key fobs come with clips which hold the battery in place; If so then gently lift them up with your fingers or a non-metallic tool. Install the new battery, taking care to place it in the correct way. Note its position when you take out the old one. It is important to avoid touching the batteries' flat surfaces, since finger marks can reduce their lifespan.

Once the new battery is installed, close the key fob's case and test it by pressing the button to make sure it works. If the key fob isn't working, you might need to open it again and make sure the battery is inserted correctly.

It could also be that a simple replacement of the battery isn't enough to resolve the issue. This could be due to physical or electrical trauma. In this scenario you'll have to take your key fob to a dealer or auto service center to make repairs. Before you do that, there are four issues replacing the battery won't fix. It is important to be aware of the issues so that you're capable of contacting a qualified technician if necessary. It is also important to learn how to repair a key fob's defective transmitter to learn more about why it may not be functioning properly.

Clean  mobile car key repair near me

Maintaining your key fob's cleanliness is essential to its function and lifespan. Over time, the natural oils on your fingers and pockets can build up in the key fob's buttons and crevices. This can lead to keys to not function. It's simple enough to fix, though all you need is some cleaning alcohol and a cotton swab.

The key fob must be opened first by gently prying the battery out using either a screwdriver or coin. Make sure you note the kind of battery it is (negative and positive sides) to ensure that you insert it again correctly after you are finished.

Then, wet a cotton swab or small brush with isopropyl (rubbing) alcohol and begin taking off the dirt from all the buttons on the fob and the surrounding areas. Be sure to pay particular attention to the battery's contacts and make sure they are clean. After you're done, make sure to allow the fob and its components dry completely.

If your device isn't working even after cleaning, you may be required to reset your system. Consult your owner’s manual for instructions on how to reset the system. If the key fob was just dead, this may be enough to bring it back to life.

After the key fob's been cleaned and resynced it is a good idea to ensure regular maintenance. By regularly wiping it down with a damp cloth and mild soap, you can be sure that your key fob will continue to function well for many years to come.

Reset the System

Despite the fact that today's high-tech keys fobs are more capable and secure than ever before, it's possible for them to have certain issues. Luckily, the majority times, these issues aren't serious or complicated and are often fixed with simple methods such as replacing the battery. If the issue is more severe or the issue can't be solved by simple solutions, 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, but you can also use it to activate certain vehicle features. The key fob can be used to lift or lower a sunroof. This feature is useful if you need to open the roof while stuck in traffic or when your hands are full. The key fob is also useful for summoning your car when it's parked in a shady location.

The internal circuitry inside the key fob could 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 been contaminated with dust or has become wet, it must be cleaned prior to attempting to use it again.

If the device continues to behave in a strange manner after replacing the key fob or cleaning the contacts, you might need to perform an initial reset. This can clear up system bugs and restore the performance of the device.

If you're not sure how to perform the factory reset on your device, refer to the official website of the manufacturer or your owner's manual. Certain devices require a specific tool to perform the reset, but you should be able find the instructions for the specific model you have.

Contacting a mobile car locksmith in Apache Junction is another option to fix problems with your keyfob. These experts can replace and program keyfobs to fit almost all car models. Additionally, they can also repair keys for cars with chips in them.