Samsung Washers2024–present

Error Code DC2

The door lock cannot release to let you open the lid.

Moderate

Address soon - your appliance may not work properly

Also displayed as: DC2

What This Means

Door lock switch unit not inserted; Door lock switch unit damaged; Wire disconnected or damaged; Door lock switch unit defective; Main PCB defective

What actually causes this:

The door lock mechanism has failed in the locked position, or a wire to the lock assembly has come loose.

First Thing to Check

Unplug the washer, wait 2-3 minutes for the lock to release, then try opening the lid.

Parts Involved

Door Lock Switch UnitWire HarnessMain PBA

How to Fix

  1. 1

    1. Check whether the door lock switch unit is properly inserted.

  2. 2

    2. Check whether the door lock switch unit is disconnected.

  3. 3

    3. Check the disconnection of the wire.

  4. 4

    4. Check Unlock contact resistance (White-Blue Wire): approx 0.2 ohms between terminals.

  5. 5

    5. Check the Door Lock/Unlock state.

  6. 6

    6. If the door lock switch unit is defective, replace it.

  7. 7

    7. If the main PCB is defective, replace it.

This Error Applies To

Samsung WA51DG5505 Series Washers (2024) (2024–present)

Service manual exact match: WA51DG5505AVUSService manual exact match: WA51DG5505AWUSService manual exact match: WA52DG5500AVUSService manual exact match: WA52DG5500AWUS

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