How to Reset Your Dewalt Battery? A Powerful Guide

To reset Dewalt battery, simply fully discharge it then recharge it to restore its performance. Dewalt batteries can be reset by fully depleting them then recharging to recalibrate.

If your Dewalt battery is not holding a charge or showing diminished performance, a reset can help in reviving its functionality.

Proper battery maintenance is crucial for maximizing the lifespan and efficiency of power tool batteries. By following the reset procedure for Dewalt batteries, you can ensure optimal performance and longevity for your power tools.

Let’s delve deeper into the process of resetting Dewalt batteries to keep your tools running smoothly.

How to Reset Your Dewalt Battery: A Powerful Guide


Understanding Dewalt Batteries

Gain insights into Dewalt batteries by learning how to troubleshoot them effectively. Resetting a Dewalt battery ensures optimal performance and longevity for your power tools.

Explore simple steps to reset your Dewalt battery and keep your equipment running smoothly.

Understanding Dewalt Batteries When it comes to power tools, like those manufactured by Dewalt, the batteries are a critical component.

Understanding the different types of Dewalt batteries and knowing the signs that indicate your battery needs resetting can help you maintain the longevity and effectiveness of your tools.

Types of Dewalt Batteries Dewalt offers various types of batteries suitable for different power tools. The most commonly used types include: 

Lithium-ion Batteries: Lightweight and offer high power output.

Nickel Cadmium (Ni-Cd) Batteries: Known for their durability and ability to withstand extreme temperatures.

Lithium Polymer Batteries: Feature a higher energy density and longer lifespan. Signs That Your Dewalt Battery Needs Resetting Knowing when your Dewalt battery needs resetting can save you time and hassle.

Look out for these signs:

1. Diminished Power Output: If you notice a decrease in performance or power output, it may be time to reset the battery.

2. Frequent Disconnections: If the battery frequently disconnects from the tool, a reset may be necessary.

3. Overheating: If the battery becomes excessively hot during use, it could indicate the need for a reset.

By understanding the different types of Dewalt batteries and being aware of the signs that indicate your battery needs resetting, you can effectively maintain the performance and longevity of your power tools.

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Tools Required For Resetting

Resetting a Dewalt battery requires a few essential tools to get the job done efficiently. By having the right tools, such as a screwdriver and a multimeter, you can easily reset your Dewalt battery and restore its functionality.

Reseting your Dewalt battery is a straightforward process, provided you have the right tools on hand. Here are the essential tools you’ll need before starting the reset procedure:

Essential Tools

Volts Meter: To check the voltage of the battery.

Battery Charger: For charging the Dewalt battery post-reset.

Precautions To Take

Safety Goggles: Protect your eyes from any potential hazards.

Rubber Gloves: Ensure a safe grip while handling the battery.

Well-Ventilated Area: Prevent inhaling harmful fumes during the reset. Remember to follow these precautions and use the right tools for a successful Dewalt battery reset.

Step-by-step Resetting Process

Learn how to reset your Dewalt battery with this step-by-step process. Follow these simple instructions to ensure a smooth and efficient reset.

Safety Precautions

To ensure your safety while resetting your Dewalt battery, there are a few precautions you need to follow. First and foremost, make sure you are wearing safety goggles and gloves. This will protect your eyes and hands from any potential harm.

Additionally, work in a well-ventilated area to avoid inhaling any fumes that may be released during the resetting process.

Finally, before disassembling the battery, remove it from any power source and ensure it is completely discharged. Following these safety precautions will minimize any risks and keep you safe during the resetting process.

Disassembling The Dewalt Battery

Before you can reset the battery cells, you need to disassemble the Dewalt battery. Start by removing any screws or clips that hold the battery casing together.

Carefully separate the two halves of the casing, revealing the inner components. Take note of the battery’s construction and the location of the individual cells.

Resetting The Battery Cells

Now that you have disassembled the battery, it’s time to reset the battery cells. Start by carefully removing each cell from its housing. Using a small, flat-head screwdriver, gently pry up the tabs on top of each cell.

This will disconnect the cells from the battery’s control board. Once all the cells are disconnected, set them aside. Next, discharge any remaining energy from the battery cells by shorting them.

To do this, take a piece of wire and connect the positive and negative terminals of each cell momentarily. This will discharge any residual energy and prepare the cells for resetting.

Now comes the resetting part. Using a battery cell resetter tool or a DIY solution, reset each cell individually. Follow the manufacturer’s instructions for the resetter tool or refer to a reputable guide for the DIY solution.

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Reassembling The Battery

After successfully resetting the battery cells, it’s time to reassemble the Dewalt battery. Start by placing each cell back into its respective housing, ensuring they are securely connected to the battery’s control board.

Make sure all the cells are aligned properly and the tabs are pushed down firmly to establish a solid connection.

Once the cells are in place, carefully align the two halves of the battery casing and secure them together using the screws or clips you removed earlier. Double-check that all the components are properly aligned and the casing is tightly secured.

Testing The Reset Battery

Now that you have reassembled the battery, it’s time to test its functionality. Insert the reset battery into your Dewalt power tool or battery charger and observe its performance.

Ensure that the battery is holding a charge and providing the expected power output. If the reset battery is functioning properly, you have successfully reset your Dewalt battery.

However, if you notice any issues or the battery is still not performing as expected, it may require further troubleshooting or professional assistance.

Remember, resetting a Dewalt battery should only be attempted by individuals with experience in handling electronics and electrical components. If you are unsure or uncomfortable performing these steps yourself, it’s always a good idea to seek professional help.

How to Reset Your Dewalt Battery: A Powerful Guide


Common Mistakes To Avoid

When it comes to resetting your Dewalt battery, it’s essential to be aware of common mistakes that can occur during the process.

By understanding these potential errors, you can ensure a successful reset and extend the lifespan of your battery. Let’s delve into a few common mistakes to avoid when resetting your Dewalt battery.

Overheating The Battery

One of the key mistakes to avoid when resetting your Dewalt battery is overheating it. Excessive heat can damage the internal components of the battery and diminish its overall performance.

To prevent this, avoid subjecting the battery to high temperatures during the reset process. Ensure that the battery remains at a moderate temperature to protect its integrity and functionality.

Incorrectly Connecting Battery Cells

Another crucial error to steer clear of is incorrectly connecting the battery cells when resetting your Dewalt battery. Improper connections can lead to inefficient operation and potentially dangerous situations.

Be sure to follow the manufacturer’s guidelines for connecting the battery cells correctly, taking care to avoid any misalignments or mismatches. This will help maintain the battery’s performance and safety.

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Benefits Of Resetting Your Dewalt Battery

When it comes to power tools, a quality battery is indispensable. Dewalt is a renowned brand known for its durable and reliable batteries.

However, over time, even the best batteries may start to lose their efficiency. Resetting your Dewalt battery can offer several benefits, including extended battery life and cost-effectiveness.

Extended Battery Life

Resetting your Dewalt battery can significantly extend its lifespan. Over time, batteries can develop memory effects, causing them to hold less charge and becoming less effective.

By resetting the battery, you can recalibrate its internal components, effectively wiping out any memory effect. This helps restore the battery to its full capacity, ensuring prolonged usage and reducing the frequency of replacements.


Resetting your Dewalt battery can save you money in the long run. Instead of investing in new batteries, a simple reset can breathe new life into your existing ones.

This can result in substantial cost savings, especially if you have several Dewalt tools that rely on the same type of battery.

By resetting rather than replacing, you can effectively extend the lifespan of your batteries and maximize their utility, all while minimizing your expenditure.


Frequently Asked Questions

Can A Dewalt Battery Be Reset?

A DeWALT battery cannot be reset. Once it reaches the end of its lifespan, it should be properly disposed of.

Can You Reset A Cordless Battery?

Yes, you can reset a cordless battery by fully discharging and then recharging it.

How To Tell If A Dewalt Battery Is Bad?

To tell if a DeWALT battery is bad, check for signs like reduced runtime, difficulty charging, or overheating during use.

You can also use a multimeter to test its voltage output. If the battery shows significantly lower power or fails to hold a charge, it may be time for a replacement.

Can You Jump Start A Dead Dewalt Battery?

Yes, you can jump start a dead DeWALT battery to revive it.


Resetting your Dewalt battery is simple. By following the steps outlined in this guide, you can ensure your power tools remain efficient and reliable.

Regular maintenance is key to prolonging battery life and maximizing performance. Don’t overlook the importance of proper care for your Dewalt batteries.

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