Miele dishwasher F18: water intake valve fault

Documentation checkedBy ErrHiveUpdated October 28, 2026

THE SHORT ANSWER

Water intake valve fault

Miele dishwasher F18 identifies a fault with the water intake valve. The manufacturer directs the owner to professional repair.

First safe check

Record F18 and the complete model number before requesting Miele service.

Applies to

Miele dishwashers covered by the cited USA support page. Follow the exact model manual.

Before you start

Keep covers closed. Do not test internal wiring or bypass a safety device.

Go to safe checks

WORK THROUGH THE BASICS

Safe troubleshooting checks

0 of 1 checked

Use the checkboxes to keep track as you read. Stop at any warning or step that does not match your appliance.

Prepare the service request
Describe when the message appears and whether the program stops. Give the technician the exact number and model.
What to note
Service receives the observed fault without an assumed replacement part.

THE DETAILS MATTER

Scope & troubleshooting notes

Interpretation

This valve-specific service message is not the same instruction set as the external supply checks documented for F12/F13/F15.

YOUR NEXT DECISION

When to stop and get help

Arrange Miele repair. The source provides no owner reset or internal repair for this fault.

Record what you see

Keep the full model number, exact displayed code, and your observations together for the next conversation.

Use the right support

Contact the manufacturer or a qualified appliance technician when the guide calls for service.

Miele support

THE EVIDENCE

Sources & verification

Our explanations are editorial summaries of the documentation below. They do not replace the instructions for your exact appliance.

Fault F18
Miele USA · Manufacturer support · Checked Oct 28, 2026
Fault explanation and owner response — Miele dishwashers covered by the cited USA support page. Follow the exact model manual.

ErrHive is an independent information resource, not an authorized representative of Miele. Follow your appliance’s manual. Hazardous repairs belong with qualified professionals. Read our safety policy.