Frigidaire Refrigerator Error DF

⚡ Quick Answer: The Frigidaire refrigerator DF error code indicates a defrost system failure, typically caused by a malfunctioning defrost control board or a broken d... ✅ DIY Fixable

What Does Error DF Mean?

The Frigidaire refrigerator DF error code indicates a defrost system failure, typically caused by a malfunctioning defrost control board or a broken defrost heater loop. Symptoms include excessive frost buildup in the freezer and inadequate cooling performance. Addressing this issue promptly is essential to restore optimal functionality.

Common Symptoms:

  • DF code shown on display
  • Excessive frost/ice buildup in freezer
  • Freezer not cooling properly after extended frost buildup

Possible Causes

  • Defrost control board failure (medium)
  • Open/broken defrost heater loop or related wiring issue (medium)
  • Main control board not commanding defrost (low)

How to Fix Error DF

DIY Fix Basic observation and resetting

  1. Check if heavy frost/ice is visible in freezer compartment.
  2. Ensure the freezer door is closing properly (ice build-up may prevent proper seal).
  3. Unplug refrigerator for 2–3 minutes and plug back in to reset control logic.

Technician Only Test and replace defrost system components

  1. Disconnect power to the refrigerator.
  2. Locate and test defrost heater, defrost thermostat/thermistor, and defrost control board with a multimeter for continuity.
  3. Inspect wiring harness between the defrost control board, heater, thermostat, and main control board for breaks or corrosion.
  4. Replace any failed component (defrost heater, thermostat/thermistor, defrost control board) as indicated by tests.

Parts needed: defrost heater, defrost thermostat/thermistor, defrost control board, wiring harness

🛑 When to Call a Pro:
  • If multimeter testing is not feasible or symptoms indicate multiple component failures.
  • If replacing defrost-related parts does not clear the DF error or restore normal cooling.

Technical Specifications

wattage N/A
component Defrost Timer
resistance 10-20 ohms
part_number Frigidaire 5303918277
voltage_rating 120V AC

Common Questions

What does DF error mean on frigidaire refrigerator?

The DF error indicates a defrost system failure, leading to excessive frost and poor cooling.

Can I fix frigidaire refrigerator DF error myself?

Yes, check for frost buildup and reset the refrigerator by unplugging it for 2-3 minutes.

How much does it cost to fix DF error?

Repair costs range from $100 to $400 depending on parts and labor.

When should I call a technician for DF?

Call a technician if multimeter testing is not feasible or if multiple component failures are suspected.

Data last verified: 2026-02-19

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