Samsung · Washer Moderate

DE — Door error

Door error - lock/switch failure.

Keep using it?
Yes, with caution
DIY difficulty
Moderate
Typical cost
$30-60
Verified against
samsung.com ↗

The fix

Door lock assembly (interlock)

Door error - lock/switch failure

$30-60 moderate difficulty 45 min Tools: screwdriver, torx bit

Diagnose first: Door lock solenoid or switches fail with age. Verify the door physically latches before replacing.

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How to fix it

  1. Door lock solenoid or switches fail with age. Verify the door physically latches before replacing.
  2. If diagnosis confirms the fault, replace the door lock assembly (interlock) (typical cost $30-60, about 45 min, moderate DIY).

Why it happens

Typical signs: DE shown on the display · Door error

  • Most likely: Door lock assembly (interlock) Door lock solenoid or switches fail with age. Verify the door physically latches before replacing.

More Samsung washer codes

3C 3C / 3E — Motor Fault 4C 4C / 4E — Water Supply Error 4C2 4C2 — Hot water connected to cold inlet 4E 4E — Water supply error (older code, same as 4C) 5C 5C / 5E / SC — Will Not Drain 5E 5E — Drain error (older code, same as 5C)

All Samsung codes → All washer codes →

Frequently asked questions

What does the DE code mean on a Samsung washer?

Door error - lock/switch failure.

What causes the DE code on a Samsung washer?

Most likely: Door lock assembly (interlock): Door lock solenoid or switches fail with age. Verify the door physically latches before replacing.

Is it safe to keep using a Samsung washer with a DE error?

Yes, with caution. This is rated a moderate-severity fault.

How do I fix DE on a Samsung washer?

Door lock solenoid or switches fail with age. Verify the door physically latches before replacing. If diagnosis confirms the fault, replace the door lock assembly (interlock) (typical cost $30-60, about 45 min, moderate DIY).

Always unplug an appliance before servicing it. This guide is for informational purposes and is not a substitute for a qualified technician. Verified against manufacturer documentation: samsung.com.