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Samsung Ovens & Ranges2017–present

Error Code C-20

Oven sensor open circuit during operation

Moderate

Address soon - your appliance may not work properly

What This Means

Connector at Main PCB not inserted; Connector at sensor not inserted; Temperature sensor defective; Main PCB defective

How to Fix

  1. 1

    Check whether connector at Main PCB has been inserted

  2. 2

    Check whether connector at sensor has been inserted

  3. 3

    If connectors are correctly inserted, replace temperature sensor

  4. 4

    If problem persists, replace Main PCB

This Error Applies To

Samsung NV51K6650D Series Ovens & Ranges (2017) (2017–present)

Service manual exact match: NV51K7770SService manual exact match: NQ70M6650D*Service manual exact match: NV51K6650D*Service manual exact match: NV51K6650DService manual exact match: NQ70M6650DSService manual exact match: NV51K6650DSService manual exact match: NV51K7770DGService manual exact match: NV51K7770SG

Related Error Codes

H-4

Lower broil heater malfunction detected during self-diagnosis

C-31

PCB temperature rises abnormally high

C-A2

Cooling motor operating abnormally

C-F2

Communication interrupted between Main and Touch PCB

C-72

Drain system problem - water remaining after maximum drain time

-dC-

Partition inserted or removed while oven is operating

C-70

Steam sensor open circuit during steam mode

C-21

Oven sensor short circuit or abnormally high internal temperature

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