Samsung Refrigerators2017–present

Error Code 15

Ice compartment temperature sensor has failed

Moderate

Address soon - your appliance may not work properly

Also displayed as: Error 15

What This Means

Ice room thermistor failed; Connector CN91-2 or CN91-1 loose; Wiring damage in ice room area; Ice accumulation on sensor

What actually causes this:

The sensor monitoring the ice storage area has failed, which can prevent proper ice-keeping temperatures.

First Thing to Check

Inspect the ice room sensor connector at Main PCB CN91.

Parts Involved

Ice room thermistorMain PCB CN91 connectorMain PCB CN78 connector

How to Fix

  1. 1

    Check voltage at MAIN PCB CN91-2 to CN91-1: should be between 1.0V and 4.5V

  2. 2

    Check MICOM IC01 pin #11 (R919 on PCB)

  3. 3

    Verify connectors CN78 and CN91 are properly inserted

  4. 4

    Measure resistance of sensor and compare to DATA1 table

This Error Applies To

Samsung RF23M85 Series Refrigerators (2017) (2017–present)

Service manual exact match: RF23M85*0**Service manual exact match: RF23M8590SG/AAService manual exact match: RF23M8570SG/AAService manual exact match: RF23M8590SR/AAService manual exact match: RF23M8570SR/AA

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