F15Serious
Miele Washer F15 Error Code
The washer is not filling with water or takes too long to fill.
Common causes
- Closed water supply tap
- Kinked or blocked inlet hose
- Clogged inlet valve filter
- Faulty water inlet valve
How to fix it
- Check that water tap is fully open
- Straighten or clean inlet hose
- Remove and clean inlet valve filters (use pliers to unscreen hose from valve)
- Test valve with multimeter for continuity
⚠ When to call a pro: If cleaning filters and checking tap does not resolve, valve likely needs replacement.
Part links are affiliate links — as an Amazon Associate we may earn a small commission at no extra cost to you.
Always unplug the appliance (and turn off the water for washers/dishwashers) before inspecting. These guides are for information only and are not a substitute for a professional repair.