How do I fix error code DC1 on a Samsung washers?

1. undefined: 1. Check the door switch and replace if faulty 2. undefined: 2. Check the main PBA door sensing circuit and replace if faulty 3. undefined: 3. Check Reed S/W resistance between terminals: checking part White-Green wire, resistance approximately 0.2 ohms 4. undefined: 4. Check Lock/Unlock motor resistance (checking part: White-Red for Lock, White-Blue for Unlock, approximately 0.2 ohms) 5. undefined: 5. Check and repair the power wire connections and insulation state

Samsung Washers2024–present

Error Code DC1

The washer's door lock switch has a wiring or connection problem

Moderate

Address soon - your appliance may not work properly

Also displayed as: DC1 (upper) / DC1 (lower)

What This Means

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

What actually causes this:

A wire in the door lock mechanism came loose or has an intermittent connection

First Thing to Check

Turn off the washer at the circuit breaker, wait 60 seconds, then turn it back on

Parts Involved

Door Lock SwitchReed SwitchMain PBA

How to Fix

1
1. Check the door switch and replace if faulty
2
2. Check the main PBA door sensing circuit and replace if faulty
3
3. Check Reed S/W resistance between terminals: checking part White-Green wire, resistance approximately 0.2 ohms
4
4. Check Lock/Unlock motor resistance (checking part: White-Red for Lock, White-Blue for Unlock, approximately 0.2 ohms)
5
5. Check and repair the power wire connections and insulation state