Samsung Refrigerator 1E Error Code: Defrost Sensor Guide

The Samsung Refrigerator code 1E means: Defrost sensor error — the frost sensor in the freezer is reading out of range.

Difficulty: Moderate — DIY-able with basic tools

What to do, step by step

  1. Unplug for 10 minutes to reset.
  2. If it returns: test the defrost sensor resistance (should be ~5 kΩ at 25°C / 77°F).
  3. Also check the wiring harness to the sensor for damage.

Video walkthrough

Is the repair worth it?

Before spending money, run the numbers: if the repair quote is more than about 30% of what a new refrigerator costs — especially on an older unit — replacement is usually the smarter call.

Check your quote with our free calculator →

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Safety first: unplug the appliance (and shut off gas where applicable) before any inspection. If you smell gas, leave the area and call your gas provider.