Miele Dishwasher: leaking from water intake valve

Professional Repair Guide

What is this symptom?

If your Miele dishwasher is leaking from the water intake valve, it may be due to a faulty valve or loose connections. This can cause water to accumulate on your floor during or between cycles. Identifying the cause is crucial for an effective repair.

Urgency: Medium

Important Tips for Miele Models

  • Miele manuals specify cleaning inlet filter screens and ensuring proper hose connection seal to mitigate inlet-related leaks.

Possible Causes

Faulty/internally damaged water inlet valve (worn seals or cracking)

How to Identify: Visible water dripping from valve body or connection area even when dishwasher is idle, continuous water flow when off; error codes related to water inlet may appear.

Part: Water Inlet Valve

Loose or improperly sealed inlet valve connections

How to Identify: Leaks originate at hose connection threads; tightening hose fitting or repositioning stops leak.

Part: Water supply hose/fittings

Clogged or dirty inlet filter screen leading to improper valve seating

How to Identify: Sediment buildup visible upon inspection; cleaning reduces leak as valve closing improves.

Part: Inlet filter

Damaged or cracked water inlet hose

How to Identify: Cracks/weak points in hose visible; leaks continue despite tightening fittings.

Part: Water inlet hose

DIY Solutions

Tighten and reseat inlet valve connections

Moderate 15–30 minutes
Tools Needed: adjustable wrench
  1. Turn off water supply and power to the dishwasher.
  2. Inspect the inlet valve hose connection at the back of the dishwasher.
  3. Use an adjustable wrench to tighten the hose fitting against the inlet valve.
  4. Turn water back on and test for leaks.
⚠️ Safety First: Shut off water and power before work.

Clean inlet valve filter

Moderate 20–40 minutes
Tools Needed: screwdriver, small brush
  1. Turn off the water supply and power.
  2. Unscrew and remove the water inlet hose from the valve.
  3. Remove the inlet filter screen and rinse/clean debris.
  4. Reinstall filter and reconnect hose ensuring proper seal.
  5. Restore water and power, then test.
⚠️ Safety First: Ensure dishwasher is unplugged.

Professional Repairs

Replace water inlet valve assembly

Estimated Cost: $80 - $200

Replace damaged water inlet hose

Estimated Cost: $30 - $80

When to Call a Professional

Leak persists after tightening connections and cleaning filter
Valve body appears cracked or internally damaged
Visible electrical error codes related to inlet system

Preventive Maintenance

  • Clean inlet valve filter: Sediment buildup and improper valve seating leaks
    Frequency: annually
  • Inspect water supply hose: Leaks due to hose wear or cracks
    Frequency: annually

Frequently Asked Questions

Why is my Miele Dishwasher leaking from water intake valve?
The leak may be due to a faulty water inlet valve, loose connections, or a clogged filter screen.
How do I fix Miele Dishwasher leaking from water intake valve myself?
You can tighten the inlet valve connections or clean the inlet filter screen to resolve the issue.
How much does it cost to fix leaking from water intake valve?
Professional repairs typically range from $80 to $200 for valve replacement and $30 to $80 for a hose replacement.
When should I call a technician for leaking from water intake valve?
If DIY solutions do not resolve the leak or if the valve is damaged, it's best to call a technician.

References & Sources

Community Analytical Insights

Analysis based on real user discussions from appliance repair communities

Can I Fix This Myself?

75%
DIY Success Rate Difficulty: Either

Common Issues Reported by Users

  • Worn or damaged water intake valve seal
  • Faulty solenoid valve not closing properly
  • Clogged or damaged water inlet filter

User Suggested Solutions

  1. Inspect and replace the water intake valve seal. Disconnect the dishwasher from power and water supply. Remove the valve and check the seal for wear or damage. Replace the seal if necessary, or the entire valve if the seal is not replaceable.

  2. Test the solenoid valve functionality. Disconnect the power and water supply, then remove the solenoid valve. Use a multimeter to check for continuity. Replace the solenoid if it fails the test.

  3. Clean or replace the water inlet filter. Shut off the water supply, remove the filter from the inlet valve, and clean it under running water. Replace it if damaged.

Analysis based on 1 community discussions
View Sources

Data compiled from real discussions on r/appliancerepair and r/Appliances:

  1. Miele dishwasher slow drip from water intake valve/solenoid

Community Discussions

slow drip from water intake valve/solenoid

Replace the water intake valve.

DIY View on Reddit →

Source: Reddit r/appliancerepair

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