F4
Thermador · T36BT925NS 36 in 20.9 cu ft Freedom® Collection French Door Refrigerator with WiFi Connectivity and ThermaFresh System
The condenser fan motor has failed or is malfunctioning, causing inadequate airflow over the condenser coils. This leads to overheating of the compressor and reduced cooling efficiency, potentially triggering compressor protection modes.
Error F4 on the Thermador T36BT925NS 36 in 20.9 cu ft Freedom® Collection French Door Refrigerator with WiFi Connectivity and ThermaFresh System means: Condenser Fan Motor Failure. The top-ranked community fix is “Replace Condenser Fan Motor” (medium difficulty, ~50 min, DIY cost: $55-$90). 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: $160-$230.
dishwasher · 2 fixes
oven · 2 fixes
oven · 2 fixes
oven · 1 fix
oven · 2 fixes
oven · 2 fixes
Evaporator Fan Motor Failure
Freezer Door Gasket Seal Failure
Ice Maker Fill Tube Frozen
High Temperature Alarm
Freezer Defrost Sensor Fault
Water Filter Bypass Detected
Ice Maker Motor Jammed
Door Hinge Temperature Sensor Fault
The Thermador T36BT925NS 36 in 20.9 cu ft Freedom® Collection French Door Refrigerator with WiFi Connectivity and ThermaFresh System has 8 other known error codes:
Error code F4 also appears on 6 other Thermador models:
Ad Space — banner
Replace ADSENSE_PUBLISHER_ID in AdUnit.tsx