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7 Things About Key Fob Repair You'll Kick Yourself For Not Knowing
Key Fob Repair: Replacing the Battery


When they are tossed around in pockets and purses key fob buttons may be damaged and not register presses reliably. This problem can be fixed by replacing the battery that is typically found in the snap-out case of most car fobs.

However, a new replacement is not likely to restore your key fob if the 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

If your key fob feels slow or takes longer than normal to unlock or lock your car, it might be time to replace the battery. Replacing the battery of your key fob is one of those simple tasks that you can perform yourself. This is a straightforward fix that will save you money and time on a trip to the dealership or a locksmith.

You can purchase coins-style (CR2032) battery at any auto parts or home improvement general store. The key fobs have an opening for these batteries, and it is easy to replace the battery. Depending on the manufacturer, you may need to use a screwdriver or another tool to remove the cover from the battery compartment.

Some key fobs have clips that secure the battery in place; If so then gently lift them up with your fingers or with a non-metallic tool. Remove the battery that was in use and replace it with a new one, being cautious to note the orientation to ensure that you put it in the correct place. It is important to avoid touching the battery's flat surfaces since finger marks can reduce their life.

After the new battery has been installed and the key fob is closed, close its case and test it by pressing the button to confirm it is working. If it still doesn't work you might need to open the case again and make sure whether the new battery has been properly installed.

There is car remote key repair that simply replacing the battery is not enough to resolve the issue. This could be due to electrical damage or physical trauma. In that scenario, you'll have to bring your key fob into a dealer or automotive service center to repair. However, before you do so, there are four issues that a battery replacement won't fix. You must be aware of these issues so that you can seek assistance from a certified technician if needed. You can also read how to fix the malfunctioning transmitter of a key fob to determine the reason why it's not working.

Clean the Contacts

Maintaining your key fob's cleanliness is crucial to its function and lifespan. Over time the natural oils on your fingers and pocket dust can build up in the key fob's buttons and in the crevices. This can cause the keys not to work. It's not difficult to fix, though all you need is cleaning alcohol and a cotton swab.

The key fob must be opened first by gently prying the battery away with either a screwdriver or coin. Make sure to note down the type of battery it is (negative and positive sides) so that you can re-insert it correctly when you're done.

Then, wet a cotton swab or small brush with isopropyl (rubbing) alcohol and begin cleaning away the dirt from all the buttons on the fob and the surrounding areas. Be sure to pay particular attention to the contacts of the battery, and that they are clean. After you have finished your task, allow the fob and its components completely dry.

If your device doesn't function after cleaning it, it could be an ideal idea to reset the system. Consult your owner’s manual to find out how to reset the system. This may be able to bring the key fob back to life if the problem was simply the battery being dead.

After the key fob has been cleaned and resynched it is a good idea to maintain regular maintenance. By regularly wiping it clean with a damp cloth and mild soap, you can be sure that your key fob will perform well for the years to come.

Reset the system

Even though today's high tech key fobs are equipped with more features that are safer, more secure, and are more convenient than ever, they can still encounter some issues. Fortunately, most of the time the issues aren't major or complicated and are often solved with simple solutions like replacing the battery. If the problem is more severe or the issue cannot be resolved with simple methods such as a professional auto repair shop can repair and replace the key fob.

Making your car lock or unlock using the key fob is the primary purpose of the device, but it also can be used to activate certain features of your vehicle. The key fob can be used to lower or lift the sunroof. This feature is extremely useful when you're stuck in traffic and require to open your roof. The key fob can also be useful for summoning your car when it's parked in a shady place.

The key fob's internal circuitry and buttons may fail due to manufacturing defects or wear and tear. Signs of this include irregular behavior, or an inability to lock or unlock the car. Sometimes, moisture or other sources of electromagnetic interference can affect the operation of the key fob. If your key fob has become dirty or wet, or is contaminated by dust, it's going to need to be cleaned before being used again.

Replacing the key fob battery or cleaning the contacts could help fix a malfunctioning device however, if it continues to run erratically you might need to do a factory reset. This will fix system issues and improve the performance of your device.

If you're not sure how to perform a reset make sure you consult the owner's manual or manufacturer's website. Some devices require special tools to reset them, however you should find instructions specific to your model.

Another option to resolve issues with your key fob is to contact an Apache Junction mobile car locksmith. They are able to replace and program key fobs on almost all makes of cars. They can also fix keys that have chips.

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