Error Code dC

The washer thinks the lid is open

Also displayed as: dC

What This Means

Door/lid is not properly closed; Laundry is caught in the door; Door switch (Reed SW) is defective; Door lock switch unit is not inserted properly; Main PCB door detection circuit is defective; Power cord is disconnected causing insulation check failure

First Thing to Check

Parts Involved

How to Fix

1. 1

   1. Ensure door is closed all the way with no laundry caught in the door

2. 2

   2. Check if the error occurs because the door is open — as opened, closed, or a boiling cause

3. 3

   3. Measure the resistance for Reed SW (Checking Part: White-Green Wire) — should be approximately 0.2 ohms between terminals

4. 4

   4. Measure the resistance for Motor (Checking Part: Black-Brown Wire) — should be 33 to 46 ohms between terminals

5. 5

   5. Since 120V power is connected, check if the power cord is disconnected; check insulation status and repair if necessary

6. 6

   6. If the main PBA door detection circuit is defective, replace it

This Error Applies To

Samsung WA54CG7550 Series Washers (2024) (2024–present)