F04
Miele · Miele TWI 180 WP T1 Heat Pump Dryer with WiFiConn@ct
NTC2 (outlet air sensor) has an open circuit. Critical for drying performance — the control uses the temperature difference between inlet and outlet to determine moisture content. Check wiring and replace sensor.
Error F04 on the Miele Miele TWI 180 WP T1 Heat Pump Dryer with WiFiConn@ct means: NTC2 Temperature Sensor — Open Circuit. The top-ranked community fix is “Replace NTC2 Outlet Air Temperature Sensor” (medium difficulty, ~50 min, DIY cost: $20-$25). 2 community-ranked fixes available below.
Published February 2026 · 2 fixes · dryer
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 dryer repairs can be done safely at home, consider hiring a qualified technician if:
Average professional repair cost for this issue: $130-$170.
Condensate Pump Failure
Door Gasket / Felt Seal Worn
Drum Support Bearing Worn
Drive Belt Broken or Stretched
NTC1 Temperature Sensor — Short Circuit
NTC1 Temperature Sensor — Open Circuit
NTC2 Temperature Sensor — Short Circuit
Condenser Unit Blocked — Airflow Restricted
The Miele Miele TWI 180 WP T1 Heat Pump Dryer with WiFiConn@ct has 8 other known error codes:
Error code F04 also appears on 3 other Miele models:
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