E1 / Temperature sensor fault on the Miele K 31222 Ui

Source: ProductDB new-categories research catalog Confidence: 90% Verified Aug 8, 2026

The fridge is not cooling correctly and shows E1, usually from a faulty temperature sensor or a blocked air vent.

How to fix E1 / Temperature sensor fault

Check the air vents

Ensure the internal air vents are not blocked by food and the door seals are clean.

Source: ProductDB new-categories research catalog Confidence: 80% Verified Aug 8, 2026

Difficulty: ★ Est. 5 min

Replace the temperature sensor

If the error persists, the NTC sensor needs replacement by a technician.

Source: ProductDB new-categories research catalog Confidence: 80% Verified Aug 8, 2026

Difficulty: ★★★ Est. 30 min

Replacement parts for the Miele K 31222 Ui

Miele K 31222 Ui Door Seal / Gasket Miele K 31222 Ui Thermostat Miele K 31222 Ui Water Filter Miele K 31222 Ui Ice Maker Miele K 31222 Ui Glass Shelf Miele K 31222 Ui Condenser Coils

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