Samsung Ovens & Ranges

Error Code C-d1

Door lock malfunction - Lock motor or switch error

Moderate

Address soon - your appliance may not work properly

What This Means

Disconnected door lock harness; Faulty door lock motor; Defective door lock position switch (micro switch); Poor Main PCB connector seating at CNS300; Damaged wiring harness

How to Fix

  1. 1

    Disconnect power and open back cover

  2. 2

    Check harness connections to door lock switch and motor

  3. 3

    Confirm lock motor resistance: 1750-1850Ω

  4. 4

    Measure voltage at lock motor harness when activated: AC 120V

  5. 5

    Check door position switch continuity: COM-NO

  6. 6

    Verify CNS300 connector on Main PCB is properly seated

  7. 7

    Test micro switch operation

  8. 8

    Replace lock motor, switch, or Main PCB as needed

This Error Applies To

Samsung NX58M6850S Series Ovens & Ranges

Service manual exact match: NX58M6850S*Service manual exact match: NX58K7850SG

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