Samsung Refrigerators2013–present

Error Code 1E

Freezer temperature sensor is open, shorted, or disconnected

Critical

Stop using immediately - risk of damage or safety issue

Also displayed as: 1E

What This Means

Sensor housing connector disconnected or slipped out; Open-circuited sensor wire; Short-circuited sensor; Sensor reading temperature above +50°C or below -50°C

What actually causes this:

Usually a loose or pulled-out connector at the sensor or PCB end, sometimes a broken wire from door flex cycling.

First Thing to Check

Open the freezer compartment and locate the sensor connector — push it firmly into its housing to make sure it is fully seated.

Parts Involved

Freezer thermistor (F-Sensor)Main PCBCN30 connector

How to Fix

  1. 1

    Check voltage between Main PCB CN30 pins 1 and 3 — should be 4.5V to 1.0V

  2. 2

    Inspect sensor housing connector for secure seating

  3. 3

    Inspect sensor wire harness for damage or breakage

  4. 4

    Run self-diagnostic mode (CoolSelect+ + Energy Saver held 8 seconds)

This Error Applies To

Samsung RF32FM Series Refrigerators (2013) (2013–present)

Service manual exact match: RF32FM**Service manual exact match: RF32FMQDBSR/AA

Need more help with your Samsung refrigerators?