Samsung Washers2024–present

Error Code dE1

The door lock mechanism has failed

Moderate

Address soon - your appliance may not work properly

Also displayed as: Hot&Extra High LED Flash

What This Means

Door lock switch terminal incorrect; Terminal broken; Intermittent wire leakage; Main PCB fault

What actually causes this:

The door lock switch or its wiring is faulty

First Thing to Check

Unplug for a few minutes and try again

Parts Involved

Door Lock SwitchMain PCB

How to Fix

  1. 1

    1. Check door lock motor resistance (Black-Brown Wire): 33-46Ω

  2. 2

    2. Check lock/unlock contact resistance: approx 0.2Ω

  3. 3

    3. Check Reed SW resistance

Parts Commonly Needed for This Error

OEM part numbers confirmed by retailers

This Error Applies To

Samsung WA45M3100A Series Washers (2024) (2024–present)

Service manual exact match: WA45M3100AW/A4Service manual exact match: WA45N3050AW/A4

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