Samsung Washers2018–present

Error Code dC1

The door lock switch wiring has a fault.

Moderate

Address soon - your appliance may not work properly

Also displayed as: dC1

What This Means

Door lock switch terminal is broken; Intermittent electric wire leakage; Main PCB fault

What actually causes this:

The wiring to the door lock switch has degraded or a terminal pin inside the connector has broken.

First Thing to Check

Try opening and firmly re-closing the door, then restart the cycle.

Parts Involved

Door Lock SwitchWire HarnessMain PBA (Assy Kit)

How to Fix

  1. 1

    1. Check door lock switch resistance: Type 1 pins 3-5 approx. 1000 Ohm +/-50%; Type 2 pins 2-3 approx. 155-200 Ohm

  2. 2

    2. Check for wire damage or leakage

  3. 3

    3. Check main PBA door sensing circuit

Parts Commonly Needed for This Error

OEM part numbers confirmed by retailers

This Error Applies To

Samsung WW22N6850QX Series Washers (2018) (2018–present)

Service manual exact match: WW22N6850QX/A2

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