Key Fob Repair: Replacing the Battery

The buttons on key fobs may be damaged and stop working after being tossed around in purses and pockets. This issue can be addressed by replacing the battery that is usually located in the snap-out case that comes with most car fobs.

However, a fresh replacement is not likely to restore your key fob if the internal switch contacts are worn out. This is a simple fix that you can perform at home.

Replace the Battery

If your key fob feels slow or takes a longer time to unlock or lock your car, it may be time to replace the battery. Luckily, replacing a key fob's battery is one of the easiest tasks that you can do yourself. This is a simple fix that will save you money and time on a trip to the dealership or locksmith.

The majority of key fobs need batteries that look like coins (CR2032 or similar) which you can purchase at any general store, home improvement center, or auto parts store. The key repair shops near me fobs have slots for these batteries, and it is easy to replace the battery. Depending on the brand you will need to use a screwdriver to open the compartment.

If your key fob comes with clips that keep the batteries in place, remove them with your fingers or other non-metallic tools. Remove the old battery and install the new one, but be careful to note its orientation in order to install it correctly. It is important to avoid touching the battery's flat surfaces, since finger marks can reduce their life.

Once the new battery is installed and the key fob is closed, close its case and test it by pushing the button to ensure it is working. If the key fob doesn't function, you may have to reopen it and make sure the battery is correctly inserted.

It could also be that a simple replacement of the battery isn't enough to fix the problem. This could be due to physical trauma or electrical damage. In that situation, you'll need bring your key fob to the dealership or service center for repair. But, before doing so, there are four common issues that a battery replacement won'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 should also read about how to repair a key fob's defective transmitter to find out more about the reasons why it might not be functioning properly.

Clean the Contacts

It is crucial to keep your keys clean to ensure their functionality and longevity. Over time, the natural oils on your fingers and pockets can build up in key fob's buttons and crevices. This can cause keys to stop working. All you require is rubbing alcohol, an swab of cotton and alcohol to rub it on.

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

Then you can use a cotton swab (or a small brush) to clean the buttons and surrounding areas of the fob. Pay special attention to the battery contacts, making sure they are clean of grease or dirt. Once you're done cleaning the fob, let it and its components completely dry.

If your fob still won't work after cleaning it, it may be a good idea to reset the system. Consult your owner’s manual to learn how to reset the system. If the key fob was just dead, this may be enough to bring it back to life.

Once the key fob has been cleaned and repair car keys resynched it is a good idea to ensure regular maintenance. By regularly wiping it down with a damp cloth and gentle soap, you can ensure that your key fob will work well for years to come.

Reset the System

Despite the fact that today's high-tech keys fobs are more powerful, secure, and convenient than ever before, it's possible for them to run into some problems. Most of the time these issues aren’t serious or complex and can be resolved with simple procedures, such as changing the battery. If the issue is more serious or if the issue cannot be resolved with 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 main purpose of the device, but it also can be used to activate some features of your vehicle. The key fob can be used to lift or lower the sunroof. This feature is useful if you need to open the roof when stuck in traffic or your hands are full. Key fobs are also useful in summoning your car when it's parked in an awkward place.

The internal circuitry inside the key fob could fail due to manufacturing defects or wear and tear. Symptoms include erratic behavior, or a complete failure to lock or unlock the car key repair. Sometimes, moisture or other sources of electromagnetic interference can affect the operation of the key fob. If your key fob is wet or contaminated with dust, it's going to require cleaning prior to being used again.

If the device continues to behave erratically after replacing the key fob or cleaning the contacts, you may require the factory reset. This will eliminate system issues and restore operating efficiency 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. Certain devices require special tools to reset them, but you'll find instructions for your model.

Contacting a mobile car locksmith in Apache Junction is another option to fix problems with your key fob. They are able to replace and program key fobs for nearly all makes of cars. They can also repair car keys with chips in them.