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Error Code

Kenmore Refrigerator F3 Error Code

Plain-language guidance for Kenmore code F3 on Refrigerator — symptoms, safe checks, and when to call a technician.

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At a glance

Error code overview

A plain-language snapshot of F3 for Kenmore Refrigerator — confirm the model series before you act.

Lena Hart Written by Lena Hart Appliance Repair Content Specialist Published October 20, 2026

Content status Verified

Error code F3
Appliance Refrigerator
Quick answer

F3 is a freezer defrost heater failure on Kenmore bottom-freezer Trio refrigerators, model numbers starting 111.

Model compatibility

Kenmore reuses codes across series and model years, so F3 may mean something different on another appliance or generation. Confirm this against your model’s documentation and record your full model number before acting.

Plain language

What this code means

Freezer defrost heater failure.

On Kenmore bottom-freezer Trio refrigerators whose model numbers start with 111, F3 stands for a freezer defrost heater failure.

What the manual tells the owner

  1. Unplug the refrigerator.
  2. Check the freezer defrost heater wiring for damage.
  3. Repair any broken wires.
  4. If the wires are okay, replace the freezer defrost heater.

The freezer defrost heater is the one part listed for F3.

Codes close to F3

People often confuse it with FD Lo/Hi which is a freezer defrost sensor failure or F1 Lo/Hi which is a freezer sensor fault. F dS is a freezer defrost sensor error.

Kenmore refrigerator service in Los Angeles

Los Angeles owners who would rather not handle heater wiring can phone (310) 554-8899. Say that the display shows F3 and give the model number. Read more on our refrigerator repair overview.

Source: Sears PartsDirect – Kenmore 111 model bottom-freezer refrigerator error codes

Caution

Safety warning

Important safety warning

Do not attempt repairs involving electrical components, gas, water lines, refrigerant or sealed systems. Unplug the appliance if it is safe to reach the outlet, and leave internal diagnostics to a qualified technician.

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Phone (310) 554-8899
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