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Are You Responsible For The Key Fob Repair Budget? 12 Best Ways To Spend Your Money
Key Fob Repair: Replacing the Battery

When they are tossed around in pockets and purses keys fobs can be damaged and not register presses accurately. This issue can be resolved by replacing the battery that is typically found in the snap-out cases of most car fobs.

If the contacts inside your key fob have damaged, a replacement may not be enough to make it work again. It's a good thing that this is an easy fix you can do at home:

Replace the battery

If your key fob feels slow 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 among those easy tasks that you can perform yourself. This is a straightforward fix that will save you money when you go to the dealership or locksmith.

The majority of key fobs need a coin-style battery (CR2032 or similar) which can be found at any general store or home improvement center or auto parts store. Key fobs typically have a slot that can accept the batteries, and opening the case to replace batteries is fairly straightforward. Based on the brand, you may have to use a screwdriver in order to open the compartment.

Certain key fobs have clips which hold the battery in place. If this is the case then gently lift them up using your fingers or with a non-metallic tool. Remove the old battery and install the new one, but be cautious to note the orientation to ensure that you install it correctly. It is essential to avoid touching the batteries' flat surfaces as finger marks can shorten their lifespan.

Once the new battery is installed then close the key fob's case and test it by pushing the button to make sure it works. If the key fob still does not work, you'll have to open it again and verify that the battery is properly inserted.

It is also possible that a simple battery replacement will not be enough to resolve the issue, for instance electrical damage or physical trauma. In this case, you'll need to bring your key fob to an auto service or dealer center for repair. But, before doing so, there are four issues that a battery replacement won't solve. It is important to be aware of these issues to be able to seek assistance from a certified technician if you need it. You should also read about how to fix a key fob's faulty transmitter to understand the reasons why it might not be working properly.

Clean the Contacts

It is essential to keep your key fobs clean to maintain their functionality and longevity. Over time, the natural oils of your hands and pockets can build up on the keys' buttons and crevices and even cause keys to cease functioning completely. 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 using the help of a coin or screwdriver and gently removing the battery. Make sure to note down the kind of battery it is (negative and positive sides) so that you can re-insert it correctly when you're done.

Then you can make use of a cotton swab (or a small brush) to clean the buttons and surrounding areas of the fob. Be particular about the battery's contacts, ensuring that they are free of dirt or grease. After you're done, be sure to allow the fob and its components completely dry.

If your device doesn't work after cleaning it, it may be an ideal idea to reset the system. Check the owner's manual for the instructions 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 an unresponsive battery.


Once the key fob has been cleaned and resynthesized it is a good idea to maintain regular maintenance. You can ensure that your key fob functioning for many years by wiping it clean with a damp towel and mild soap.

Reset the system

Despite the fact that today's high-tech key fobs are more powerful, secure, and convenient than ever before, it's possible for them to run into certain issues. Luckily, the majority times problems aren't severe or complex and are usually fixed with simple methods like replacing the battery. If the problem is more severe, or if the issue isn't resolved by simple solutions an expert auto repair shop can repair and replace the key fob.

The device's primary function is to lock or unlock your car, but you can also make use of it to activate certain features of your vehicle. The key fob can be used to lower or lift a sunroof. This feature can be very beneficial if you need to open the roof while stuck in traffic or your hands are full. Similarly, the key fob can be used to call your vehicle when it is stuck in a parking spot.

A key fob's internal circuitry and buttons can become faulty due to manufacturing defects or wear and tear. It could be a sign of intermittent behavior or failure to lock or unlock the car. Moisture or other electromagnetic interference sources may occasionally interfere with the function of the keyfob. If your key fob is wet or contaminated with dust, it's going to need to be cleaned before being used again.

If car key fob repair near me continues to behave unpredictably after replacing the key fob or cleaning the contacts, you might require the factory reset. This can fix system-related issues and improve device performance.

If you're not sure how to reset your device, consult your device's owner's guide or the manufacturer's site. Some devices require a special tool to complete the reset but you should be able find instructions that apply to the model you're using.

Another option for resolving issues with your key fob is to call an Apache Junction mobile car locksmith. These experts are able replace and program key fobs for nearly all makes of cars. Additionally, they can also repair car keys with chips in the keys.

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