Samsung Refrigerators2010–present

Error Code FZ-ROOM

Flex Zone drawer temperature sensor not working

Critical

Stop using immediately - risk of damage or safety issue

Also displayed as: LED blinks

What This Means

Flex Zone sensor wiring broken; Thermistor failure in Flex Zone; Connector CN40 pin 18-20 open or shorted

What actually causes this:

Flex Zone sensor wiring loose or thermistor failed

First Thing to Check

Check connector at Flex Zone drawer for corrosion or loose pins

Parts Involved

Flex Zone Temperature Sensor

How to Fix

  1. 1

    1. Check voltage at MAIN PCB CN40-18 to CN40-20

  2. 2

    2. Expected voltage range: 4.5V to 1.0V

  3. 3

    3. Verify Flex Zone drawer sensor connection

This Error Applies To

Samsung RF24R7201 Series Refrigerators (2010) (2010–present)

Service manual exact match: RF24R7201AAService manual exact match: RF24R7201EGService manual exact match: RF24R7201SAService manual exact match: RF24R7201EOService manual exact match: RF24R7201APService manual exact match: RF24R7201EUService manual exact match: RF24R7201EFService manual exact match: RF24R7201FA

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