Samsung Refrigerators2010–present

Error Code

The humidity sensor isn't reading correctly

Moderate

Address soon - your appliance may not work properly

Also displayed as: LED blinks in self-diagnostic checklist position 13

What This Means

Humidity sensor thermistor disconnected; Wire harness damaged between sensor and Main PBA; Sensor defective (open circuit or short); Main PBA defect

What actually causes this:

The humidity sensor wire came loose or sensor failed

First Thing to Check

Check for excessive condensation inside refrigerator — high humidity may indicate sensor failure

Parts Involved

Humidity SensorWire Harness CN60Main PBA

How to Fix

  1. 1

    1. Measure voltage at MAIN PCB CN60 between pins 3 and 7 — must be 4.5V to 1.0V

  2. 2

    2. Check humidity sensor connector security

  3. 3

    3. Disconnect CN60 and measure sensor resistance (power off)

  4. 4

    4. If resistance is out of spec, replace humidity sensor

  5. 5

    5. If resistance is normal, replace Main PBA

This Error Applies To

Samsung RF23R6 Series Refrigerators (2010) (2010–present)

Service manual exact match: RF23R6201AAService manual exact match: RF23R6201EDService manual exact match: RF23R6201AZService manual exact match: RF23R6301AAService manual exact match: RF23R6201BZ

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