Fridge defrost sensor error

Power cycle the refrigerator by unplugging for 5 minutes, then restoring power
Remove the rear interior panel of the fresh food compartment to access the fridge-side evaporator (not all Samsung models have a separate fridge evaporator — check your model)
Locate the fridge defrost sensor, usually attached to the evaporator tubing with a metal clip and connected via a two-pin harness
Test the sensor resistance: should read approximately 5 k-ohm at 32 °F. An open or shorted reading means replacement is needed
Inspect the wiring harness between the sensor and the control board for damage, particularly near the hinges where wires flex during door opening
Pro Diagnostic Tip
On dual-evaporator Samsung models (RF28 series), the 5E code specifically points to the fresh-food evaporator defrost circuit. If you see 5E on a single-evaporator model, the code may actually be a misread of SE (display segment issue).
Repair Difficulty
Hard — Advanced Skills RequiredEstimated Repair Cost
$165–$300
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Parts That May Need Replacement
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Samsung error code 5E indicates: Fridge defrost sensor error. This is a medium-severity issue affecting your refrigerator.
Power cycle the refrigerator by unplugging for 5 minutes, then restoring power Then, Remove the rear interior panel of the fresh food compartment to access the fridge-side evaporator (not all Samsung models have a separate fridge evaporator — check your model) Then, Locate the fridge defrost sensor, usually attached to the evaporator tubing with a metal clip and connected via a two-pin harness There are 2 more steps — see the full troubleshooting guide above. This repair typically requires professional tools and expertise.
Besides the error code on the display, common signs include: Fresh food compartment getting too warm; Ice formation on the back wall of the fridge section; Condensation on food items inside the refrigerator. If you notice any of these symptoms, check your refrigerator's display panel for error code 5E.
Repair costs for Samsung 5E typically range from $165 to $300 depending on the specific cause and parts needed. EasyBear offers free diagnosis when you proceed with the repair. Call (415) 795-7300 for a same-day appointment.