Samsung Washers2024–present

Error Code dC1

The washer's lid lock mechanism is not working properly.

Moderate

Address soon - your appliance may not work properly

Also displayed as: dC1

What This Means

Door lock switch motor failure; Door lock switch lock mechanism failure; Door lock switch unlock mechanism failure; Wiring disconnection; Main PBA fault

What actually causes this:

The motorized lid lock has worn out mechanically or its wiring has come loose.

First Thing to Check

Unplug the washer for 5 minutes, then plug back in and try again.

Parts Involved

Door Lock Switch (Motor)Main PBAWiring Harness

How to Fix

  1. 1

    1. Press the power key to off display and remove the power cord from the outlet

  2. 2

    2. Check the door lock switch connector

  3. 3

    3. Motor: Check BLK(1) & BRN(2) terminals — Motor Resistance approx. 33–46 ohm

  4. 4

    4. Lock: Check WHT(4) & RED(3) terminals — Lock Switch Resistance approx. 0.2 ohm

  5. 5

    5. Unlock: Check WHT(4) & BLU(6) terminals — Lock Switch Resistance approx. 0.2 ohm

  6. 6

    6. Check the disconnection of wire: Motor PBA(CN801) No17 & 19, Lock PBA(CN801) No21 & 23, Unlock PBA(CN801) No23 & 25

  7. 7

    7. If the main PCB is defective, replace it

This Error Applies To

Samsung WA51A5505A Series Washers (2024) (2024–present)

Service manual exact match: WA51A5505AVService manual exact match: WA51A5505APService manual exact match: WA51A5505AWService manual exact match: WA49B5205AWService manual exact match: WA52A5500AVService manual exact match: WA52A5500APService manual exact match: WA52A5500AWService manual exact match: WA54A7305AV+2 more

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