Error Code DC1

The washer's door lock mechanism is not engaging properly

Moderate

Address soon - your appliance may not work properly

Also displayed as: DC1

What This Means

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

What actually causes this:

The door has sagged on its hinges over time, so the latch does not align with the lock

First Thing to Check

Inspect the door for sagging — if the door hangs lower on one side, the hinges may need adjustment

Parts Involved

Door Lock SwitchDoor Lock CAMLever DoorMain PCB

How to Fix

  1. 1

    1. Check if the door closes normally

  2. 2

    2. Check if the door is sagging — inspect the condition of parts near the hinge

  3. 3

    3. Check the CAM status of the door lock switch

  4. 4

    4. Check if the CAM is damaged or rotated

  5. 5

    5. Check the LEVER DOOR

  6. 6

    6. Check door switch resistance: Type 2 pins 2 and 3 approximately 60-90 ohm (with slider pushed); Type 3 pins 2 and 3 approximately 65-75 ohm (with slider pushed)

  7. 7

    7. If not caused by door sagging, door lock switch CAM, or LEVER DOOR, replace the door lock switch

Need more help with your Samsung WD53DBA900HZA1?