How to Fix a DEWALT Power Tool That Keeps Battery Not Charging

If your DEWALT power tool isn’t charging properly, it can be frustrating and hinder your work. This guide provides clear, safe steps to diagnose and fix common charging issues, ensuring your tool is ready for the job.

Follow these instructions carefully to troubleshoot your DEWALT cordless drill and get it back in working order quickly.

Key Takeaways

Check the charger and outletEnsure the charger and power source are functioning correctly.
Inspect the batteryLook for signs of damage or wear on the battery.
Clean the contactsRemove dirt or corrosion from the battery and charger contacts.
Test with a known good batteryUse a spare battery to determine if the issue is with the battery or charger.
Replace if necessaryReplace the battery or charger if they are faulty after testing.
DEWALT 20V MAX Cordless Drill Driver Set, Electric Drill, Brushless 1/2 In 2 Speed, 2.0 Ah Battery and Charger Included, LED Light (DCD777D1)

DEWALT 20V MAX Cordless Drill Driver Set, Electric Drill, Brushless 1/2 In 2 Speed, 2.0 Ah Battery and Charger Included, LED Light (DCD777D1)

  • Motor Type: Brushless motor for longer run time
  • Size: Compact 7.6-inch design
  • Design: Lightweight for easy handling

As an affiliate, we earn on qualifying purchases.

Step 1: Verify Power Source

  1. Confirm the outlet is working by plugging in another device.
  2. Try a different power outlet to rule out socket issues.

Step 2: Inspect and Clean Battery and Charger Contacts

  • Remove the battery from the charger.
  • Use a dry cloth or a small brush to clean the metal contacts on both the battery and charger.
  • Ensure no dirt, dust, or corrosion remains that could impede charging.

Step 3: Test the Battery and Charger

Insert the cleaned battery into a different DEWALT charger if available, or use a known working battery to test the charger. Similarly, test the battery with a different charger if possible. This helps identify whether the issue is with the battery or the charger.

Step 4: Check for Battery Damage

Inspect the battery for swelling, cracks, or other visible damage. If damaged, replace the battery. If the battery looks intact, proceed to testing.

Step 5: Replace Faulty Components

If testing confirms the battery or charger is faulty, replace the defective part. Use genuine DEWALT replacement batteries or chargers for reliability.

The Products in This Guide

BESTSELLER
DEWALT 20V MAX Cordless Drill Driver Set

DEWALT 20V MAX Cordless Drill Driver Set

  • Voltage: 20V
  • Warranty: 3 years
  • Includes: Battery and charger
TOP PICK
DEWALT Drill Bit Set

DEWALT Drill Bit Set

  • Tip Design: Split point
  • Web Design: Tapered
  • Size Range: Various

DEWALT 20V MAX Cordless Drill Driver Set

DEWALT 20V MAX Cordless Drill Driver Set
OUR VERDICT
Reliable, high-performance cordless drill for demanding jobs
VIEW LATEST PRICE

The DEWALT 20V MAX Cordless Drill Driver Set offers a brushless motor that delivers more run time and durability. Its compact, lightweight design makes it ideal for tight spaces, and the LED light enhances visibility in dark areas.

Pros:

  • Long-lasting brushless motor
  • Compact and lightweight
  • Ergonomic grip
  • LED work light

Cons:

  • Battery life may vary with usage
  • Requires compatible charger
  • Limited to 20V MAX system

Best for: General-purpose drilling and fastening in tight or confined spaces

Not ideal for: Heavy-duty industrial applications requiring higher voltage or power

Motor Type:
Brushless
Battery Capacity:
2.0 Ah
Chuck Size:
1/2 inch
Speed:
2-speed
LED Light:
Yes
Weight:
7.6 inches front to back

Bottom line: A versatile, reliable drill ideal for a wide range of tasks.

DEWALT Drill Bit Set

DEWALT Drill Bit Set
OUR VERDICT
High-quality drill bit set for versatile materials
VIEW LATEST PRICE

This DEWALT Drill Bit Set features 14 high-speed steel bits with a 135-degree split point, perfect for plastic, wood, and metal. The 3-flats shank reduces spin-out, ensuring precise drilling.

Pros:

  • Durable High-Speed Steel
  • Reduces walking on start
  • Corrosion-resistant coating
  • Easy to identify sizes

Cons:

  • Limited to drill bits only
  • Not suitable for heavy-duty industrial use
  • Size range may not cover all needs

Best for: DIY projects and general-purpose drilling

Not ideal for: Heavy industrial applications requiring specialized bits

Number of Pieces:
14
Tip Angle:
135 degrees
Material:
High-Speed Steel
Coating:
Black and gold
Shank Type:
3-flats
Suitable Materials:
Plastic, wood, metal

Bottom line: A versatile set that enhances drilling precision and durability.

Frequently Asked Questions

Why won’t my DEWALT battery charge?

Common causes include dirty contacts, faulty charger, or damaged battery. Follow the troubleshooting steps to identify the issue.

How do I clean the battery contacts?

Use a dry cloth or a small brush to gently remove dirt or corrosion from the metal contacts on both the battery and charger.

Can I use a different brand of charger?

It’s recommended to use DEWALT branded chargers to ensure compatibility and safety.

When should I replace my DEWALT battery?

Replace the battery if it shows signs of swelling, cracks, or if it no longer holds a charge after troubleshooting.

Keep Your DEWALT Power Tools Charging Smoothly

Proper maintenance and troubleshooting can extend the life of your DEWALT batteries and chargers. Regularly inspect and clean contacts, ensure power sources are reliable, and replace faulty parts when needed. A well-maintained tool keeps your projects on track and your work efficient.

Affiliate disclosure: As an Amazon Associate we earn from qualifying purchases. Prices and availability are accurate as of the time of publishing.

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