e5 Troubleshooting

E5 / Defrost fault on the Miele K 31222 Ui

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

The freezer is not defrosting, causing ice buildup and poor cooling, often from a faulty defrost heater or thermostat.

How to fix E5 / Defrost fault

Manually defrost

Unplug the unit, remove food and let the ice melt, then clean the drain hole.

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

Difficulty: ★ Est. 2 hours

Check the defrost heater

If ice keeps building up, the defrost heater or thermostat may need replacement.

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

Difficulty: ★★★ Est. 45 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

← All Miele K 31222 Ui error codes

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