Samsung Refrigerators2018–present

Error Code 11E

Cool Select Room defrost sensor failed

Moderate

Address soon - your appliance may not work properly

Also displayed as: 11E

What This Means

Connector at CN30 pins 6 and 8 separated; Wire damage; Failed defrost thermistor

What actually causes this:

Defrost sensor connector has corroded or separated near the Cool Select evaporator.

First Thing to Check

Remove the Cool Select evaporator cover and firmly reseat the defrost sensor connector.

Parts Involved

Cool Select defrost thermistor (DTN-C502)Main PCB CN30 pins 6 & 8

How to Fix

  1. 1

    Measure voltage at Main PCB CN30 pins 6 and 8 — should be 1.0V to 4.5V

  2. 2

    Check sensor check point #6 on Main PCB

This Error Applies To

Samsung RF34H9950S Series Refrigerators (2018) (2018–present)

Service manual exact match: RF34H9960S4/AAService manual exact match: RF34H9950SR/AAService manual exact match: RF32FMQDBSR/AAService manual exact match: RF24J9960S4/AAService manual exact match: RF34H9950S4/AA

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