E20
Viking · VRFFB5361SS 36 in 21.8 cu ft French Door Refrigerator with Dual Compressors and WiFi Connectivity
The defrost heater circuit has failed or is open, preventing the refrigerator from defrosting the evaporator coil. This results in frost buildup, restricted airflow, and poor cooling performance.
Error E20 on the Viking VRFFB5361SS 36 in 21.8 cu ft French Door Refrigerator with Dual Compressors and WiFi Connectivity means: Defrost Heater Failure. The top-ranked community fix is “Replace Defrost Heater” (medium difficulty, ~60 min, DIY cost: $35-$50). 2 community-ranked fixes available below.
Published February 2026 · 2 fixes · refrigerator
Content is based on manufacturer service documentation, community repair experience, and OEM technical bulletins. Always verify with your owner's manual.Learn about our editorial standards.
While many refrigerator repairs can be done safely at home, consider hiring a qualified technician if:
Average professional repair cost for this issue: $180-$250.
The Viking VRFFB5361SS 36 in 21.8 cu ft French Door Refrigerator with Dual Compressors and WiFi Connectivity has 8 other known error codes:
Error code E20 also appears on 1 other Viking model:
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