Error Code DC3

The small add-door on the front of the washer isn't closing or locking properly

Also displayed as: DC3 (DDC)

What This Means

Add door is open; Main PCB fault; Bending connector; Add door switch or barrier not operating normally; Door lock motor fault

First Thing to Check

Parts Involved

How to Fix

1. 1

   1. Close the add door

2. 2

   2. Check add door switch and barrier — verify they operate normally

3. 3

   3. Check open door detection switch and verify barrier lock pillars come down normally while pressing in operation

4. 4

   4. Check door lock motor resistance: pins 1-2 should measure 46.57 ± 15 ohms

5. 5

   5. Check lock stroke — verify normal detection on protrusion status using pins 3-4 and 3-5 resistance values

6. 6

   6. Check main PBA door detection circuit and connector combination — replace or repair if faulty

This Error Applies To

Samsung WF50R8500A Series Washers (2019) (2019–present)