Samsung Washer Error Code 3E3: How to Fix It

Easy 30 minutes Medium Severity Verified June 2026
Error Code
3E3
Brand
Samsung
Product Type
washer
Severity
Medium
DIY Difficulty
Easy
Estimated Fix Time
30 minutes
Error code 3E3 on a Samsung washer means the drum motor is running even though the door is open. This usually happens when the door lock mechanism fails or there's a communication issue between the control board and the motor. It's a medium-severity error that prevents the washer from starting a cycle, but it can often be fixed at home.
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Tools You'll Need

How to Fix Error Code 3E3

  1. Check the Door Lock Switch

    Always unplug the washer before inspecting any electrical components.
  2. Reset the Washer

  3. Test the Door Lock Assembly

    Ensure the washer is unplugged before testing.
  4. Inspect Wiring and Control Board

    Be careful with the control board; static electricity can damage it.
  5. Replace the Door Lock Assembly

    Make sure the new lock is securely fastened and wires are properly connected.

Parts You May Need

Door lock assembly
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Door lock assembly
Check Price on Amazon
Door lock assembly
Check Price on Amazon
Door lock assembly
Check Price on Amazon
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When to Call a Professional

If resetting and checking the door lock don't resolve the error, or if you suspect a faulty control board, call a professional technician. Replacing the control board requires expertise and can be costly if done incorrectly.

Frequently Asked Questions

What does error code 3E3 mean on a Samsung washer?
It means the drum motor is running even though the door is open. This usually points to a faulty door lock or a control board issue.
Can I fix Samsung washer error 3E3 myself?
Yes, often you can fix it by resetting the washer or replacing the door lock assembly. If those don't work, the control board may need professional repair.
How much does it cost to fix Samsung washer error 3E3?
If you DIY, the door lock assembly costs around $20-$50. A professional repair might cost $150-$300 including labor.
Is it safe to use the washer with error code 3E3?
No, the washer will not start a cycle when this error is displayed. Attempting to force it could damage the machine or cause injury.
What is the most common cause of error 3E on a Samsung washer?
The most common cause is a faulty door lock switch that fails to detect the door is closed, allowing the motor to run.