Samsung Washers

Error Code dC1

The door lock mechanism has an electrical fault

Moderate

Address soon - your appliance may not work properly

Also displayed as: dC1

What This Means

Door lock switch terminal broken; Door lock switch terminal connected incorrectly; Low insulation of the wiring assembly; Main PCB fault

What actually causes this:

The wiring to the door lock has broken or come loose over time

First Thing to Check

Try opening and closing the door firmly a few times, then restart

Parts Involved

Door Lock SwitchMain PBA

How to Fix

  1. 1

    1. Check the door switch resistance values

  2. 2

    2. Check door lock motor resistance: pins 1-2 should be 46.57 +/- 15 Ohm

  3. 3

    3. Lock stroke check: pins 3-4/3-5 resistance should display normally

  4. 4

    4. Check the main PBA door sensing circuit — replace if faulty

This Error Applies To

Samsung WW25B6900AW Series Washers

Service manual exact match: WW25B6900AW/A2

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