Amana Refrigerator Error Code F3: How to Fix It

Medium 30-60 minutes Medium Severity Verified June 2026
Error Code
F3
Brand
Amana
Product Type
appliance
Severity
Medium
DIY Difficulty
Medium
Estimated Fix Time
30-60 minutes
Error code F3 on your Amana refrigerator indicates a defrost fault, meaning the defrost system is not working properly. This can cause frost buildup and temperature issues. Follow these steps to diagnose and fix the problem.
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Tools You'll Need

How to Fix Error Code F3

  1. Unplug the Refrigerator

    Always unplug before working on the appliance.
  2. Check the Defrost Timer

  3. Inspect the Defrost Thermostat

  4. Test the Defrost Heater

  5. Inspect the Control Board

  6. Check for Frost Buildup

    Allow ice to melt completely to avoid water damage.

Parts You May Need

Defrost thermostat
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Defrost heater element
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Main control board
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Defrost thermostat
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Defrost heater element
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Main control board
Check Price on Amazon
Defrost thermostat
Check Price on Amazon
Defrost heater element
Check Price on Amazon
Main control board
Check Price on Amazon
Defrost thermostat
Check Price on Amazon
Defrost heater element
Check Price on Amazon
Main control board
Check Price on Amazon
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When to Call a Professional

If you are uncomfortable testing electrical components or if the error persists after replacing the defrost timer, thermostat, and heater, call a professional technician.

Frequently Asked Questions

What does error code F3 mean on an Amana refrigerator?
Error code F3 indicates a defrost fault. The refrigerator's defrost system is not working, causing frost buildup and cooling issues.
Can I still use my refrigerator with error F3?
You can use it temporarily, but frost buildup will worsen, potentially damaging the compressor. It's best to fix the issue promptly.
How do I reset error code F3?
Unplug the refrigerator for 5 minutes, then plug it back in. If the defrost problem is fixed, the error will clear. Otherwise, it will return.
Is error F3 covered under warranty?
If your Amana refrigerator is still under warranty (typically 1 year parts and labor), the defrost system repair should be covered.
How much does it cost to fix a defrost fault?
DIY repairs cost $10-$50 for parts. Professional service can range from $100-$300 depending on the part replaced.