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Frigidaire·Refrigeratormedium severity
Frigidaire Error Code dF
Defrost failure
Common Causes
- 1Failed defrost heater
- 2Defrost thermostat open
- 3Defrost timer/board failure
Pro Diagnostic Tip
Manual defrost test: advance the defrost timer or press the defrost button on the control. If the heater glows, the thermostat or timer is the issue, not the heater.
Parts, Cost & Difficulty
Repair Difficulty
Hard — Advanced Skills RequiredEstimated Repair Cost
$150–$350
Parts + labor. Free diagnosis with repair.
Parts That May Need Replacement
Defrost heaterDefrost thermostatAdaptive defrost control board
Do You Have the Right Tools?
Refrigerant gauges ($200+), vacuum pump ($250), leak detector ($150), and EPA-certified recovery equipment. Our technician arrives with $15K+ in professional tools — your diagnostic is free.
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Safety First — Know the Risks
Refrigerant (R-134a/R-600a) requires EPA certification to handle. Improper discharge is a federal violation and health hazard. Our techs are licensed and insured — let them handle the risk.
Licensed & Insured · 90-Day Warranty · Same-Day Service
Ready to Get This Fixed?
Don't let error code dF disrupt your day. A professional diagnosis takes about 30 minutes — and it's free when you proceed with the repair.
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Frequently Asked Questions
What does Frigidaire error code dF mean?
Frigidaire error code dF indicates: Defrost failure. This is a medium-severity issue affecting your refrigerator.
Can I fix Frigidaire error dF myself?
This error typically requires professional repair. The underlying causes (Failed defrost heater, Defrost thermostat open) usually need specialized tools and expertise to resolve safely.
How much does it cost to fix Frigidaire dF?
Repair costs for Frigidaire dF typically range from $150 to $350 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.