Samsung Washer Error Code ddC: How to Fix It

Medium 15-45 minutes Medium Severity Verified June 2026
Error Code
ddC
Brand
Samsung
Product Type
washer
Severity
Medium
DIY Difficulty
Medium
Estimated Fix Time
15-45 minutes
Samsung washer error code ddC (also displayed as dC3) means the add door is not detected as properly closed or locked. This error prevents your washer from starting or continuing its cycle because the safety system cannot confirm the door is secure.
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Tools You'll Need

How to Fix Error Code ddC

  1. Check Door Alignment and Closure

  2. Inspect Door Latch and Strike

  3. Reset the Washer

    Always unplug the washer before performing any maintenance to avoid electrical shock.
  4. Test Door Lock Switch

    Unplug the washer before accessing internal components to prevent electrical shock.
  5. Check Wiring Connections

    Unplug the washer and wait 5 minutes before accessing electrical components. Take photos of wire connections before disconnecting anything.
  6. Test Door Lock Assembly

    Only perform electrical testing if you're comfortable using a multimeter. Ensure washer is unplugged during testing.

Parts You May Need

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

Call a professional if the door lock assembly needs replacement, if you find damaged wiring that requires splicing, if the control board appears to be faulty, or if you're uncomfortable working with electrical components. Also contact a pro if the error persists after replacing the door lock assembly.

Frequently Asked Questions

What does ddC error code mean on Samsung washer?
The ddC error code (also shown as dC3) indicates that the add door on your Samsung washer is not detected as properly closed or locked. This safety feature prevents the washer from operating when the door isn't secure.
Can I run my Samsung washer with ddC error?
No, you cannot run the washer with a ddC error. This is a safety feature that prevents operation when the door isn't properly closed and locked. The washer will not start or continue its cycle until this error is resolved.
How do I reset Samsung washer ddC error?
First ensure the add door is properly closed, then unplug the washer for 60 seconds and plug it back in. This resets the control board. If the door is properly closed and latched, the error should clear after the reset.
Why does my Samsung washer keep showing ddC error?
Persistent ddC errors are usually caused by a faulty door lock assembly, misaligned door latch, damaged door seal, or loose wiring connections. The door lock switch or latch mechanism may need replacement if cleaning and adjustments don't resolve the issue.
How much does it cost to fix ddC error on Samsung washer?
If you can fix it yourself by cleaning or adjusting the latch, it costs nothing. A replacement door lock assembly typically costs $50-100, while professional repair including parts and labor usually ranges from $150-250.