Samsung Ovens & Ranges2017–present

Error Code C-D1

Door lock mechanism is not responding to lock/unlock commands

Moderate

Address soon - your appliance may not work properly

Also displayed as: C-D1

What This Means

Disconnected harness from door lock switch or motor; Faulty door lock motor; Faulty door lock switch; Damaged door lock relay

What actually causes this:

Loose wiring, failed lock motor, or defective locking solenoid

First Thing to Check

Check all harness connections are properly seated to lock motor and switch

Parts Involved

Door Lock MotorDoor Lock Micro SwitchDoor Lock RelayWall Main PCBDoor Lock Harness

How to Fix

  1. 1

    Disconnect power and check harness connections to door lock switch and motor

  2. 2

    Measure door lock motor resistance (should be 1750-1850 ohm at room temperature)

  3. 3

    Check micro switch operation (com-NC should be closed when door is unlocked)

  4. 4

    Measure voltage at lock motor connector during operation (should be 120V AC)

  5. 5

    Check wall main PCB CN203 connector for proper connection

This Error Applies To

Samsung DOP36M86DL Series Ovens & Ranges (2017) (2017–present)

Service manual exact match: DOP36M86DLService manual exact match: DOP48M86DL

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