Miele K 31222 Ui — Error codes & fixes
Troubleshooting guide for the Miele K 31222 Ui. Diagnose an error code and find the fix.
E1 / Temperature sensor fault
e1The fridge is not cooling correctly and shows E1, usually from a faulty temperature sensor or a blocked air vent.
Source: ProductDB new-categories research catalog
Confidence: 90%
Verified Aug 8, 2026
E5 / Defrost fault
e5The freezer is not defrosting, causing ice buildup and poor cooling, often from a faulty defrost heater or thermostat.
Source: ProductDB new-categories research catalog
Confidence: 90%
Verified Aug 8, 2026
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