Samsung Refrigerators2024–present

Error Code 28C

The ice maker temperature sensor isn't working

Moderate

Address soon - your appliance may not work properly

Also displayed as: 28C

What This Means

Ice maker sensor housing separated; Incomplete contact at sensor connector; Open-circuited wire in sensor circuit; Short-circuit in sensor wiring; Defective ice maker thermistor

What actually causes this:

The ice maker sensor became loose or failed

First Thing to Check

Check if the ice maker is producing ice

Parts Involved

Cubed Ice Maker SensorSensor ConnectorWire Harness

How to Fix

  1. 1

    1. Measure voltage between Main PBA CN60 pins 11 and 13

  2. 2

    2. Voltage should be within 4.5V to 1.0V range

  3. 3

    3. Check sensor connector for loose or corroded pins

  4. 4

    4. Inspect sensor wiring for damage or separation

  5. 5

    5. Test thermistor resistance using temperature table

  6. 6

    6. Check for open or short circuits in wiring

This Error Applies To

Samsung RF2 Series Refrigerators (2024) (2024–present)

Service manual exact match: RF29DService manual exact match: RF23DService manual exact match: RF29DB9900Service manual exact match: RF23DB9900Service manual exact match: RF29DB9750Service manual exact match: RF23DB9750Service manual exact match: RF29DB9700Service manual exact match: RF23DB9700+2 more

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