Miele Dishwasher: error code

Professional Repair Guide

What is this symptom?

If your Miele dishwasher is displaying an error code like F11, F24, or F70, it indicates a malfunction detected by the diagnostic system. These codes often relate to issues with water intake, drainage, heating, or internal components. The specific behavior of your dishwasher will depend on the error code shown, which may also be accompanied by blinking indicator lights. Understanding these codes can help you troubleshoot effectively.

Urgency: Medium

Important Tips for Miele Models

Miele error codes are modelâ€‘specific and may vary; always consult your exact modelâ€™s manual. Codes like F11, F12, F24, F70, etc. are standardized but meanings can differ by generation.

Possible Causes

Drainage system fault

How to Identify: Error codes such as F11 often indicate water cannot be expelled from the dishwasher. Visible water remaining after a cycle or frequent stoppages support this. (Miele

Part: Drain pump / drain hose / filter

Water intake or inlet issues

How to Identify: Error codes like F12 and F13 signal insufficient water entering the dishwasher. May see incomplete cycles, slow fill, or no water entry. (Miele

Part: Inlet valve / inlet hose / water supply filter

Heater relay or temperature control fault

How to Identify: Error codes such as F24, F25, or F26 indicate heating circuit problems or boiling protection faults. Can result in poor cleaning/drying. (Miele

Part: Heater relay / thermostat / heating element

Float switch or waterproof system triggered

How to Identify: Codes like F70 indicate water detected in the base triggering waterproof safety. Water under dishwasher or frequent false positives indicate this. (Miele

Part: Float switch / base leak tray sensor

Circulation pump or motor error

How to Identify: Codes like F53, F67, F68, F69, F78 signal issues with the circulation pump, such as blockages or motor faults. (Miele

Part: Circulation pump / impeller / frequency converter

DIY Solutions

Clean Drain Filter and Hose

Easy 15-30 minutes

Tools Needed: towels, bucket, screwdriver (if needed)

Turn off dishwasher and power.
Remove bottom rack to access the drain filter.
Twist and remove the filter; rinse under warm water to clear debris.
Check the drain hose at the back of dishwasher for kinks or blockages; clear if needed.
Reinstall filter securely and run a short drain cycle.

⚠️ Safety First: Disconnect power before accessing internal parts.

Check and Clean Water Inlet

Moderate 10-20 minutes

Tools Needed: wrench, bucket, soft brush

Turn off water supply and power to the dishwasher.
Loosen the water inlet hose connector at the machine.
Check and clean the inlet filter screens; remove scale and debris.
Ensure hose is not kinked or damaged and then retighten.
Turn water supply back on and test.

⚠️ Safety First: Turn off water and power before working on connections.

Reset Dishwasher to Clear Temporary Error

Easy 5 minutes

Switch off power at the mains or unplug dishwasher.
Wait 60 seconds.
Restore power and restart a cycle.

Professional Repairs

Replace Heater Relay / Temperature Control Components

Estimated Cost: $150 - $400

Service or Replace Drain or Circulation Pump

Estimated Cost: $200 - $500

When to Call a Professional

Error codes related to heating circuits or internal electronics that persist after reset and basic cleaning (e.g., F24, F25).

Repeated activation of waterproof/flood safety (e.g., F70) with water detected under machine.

Pump or motor noises or failure after cleaning suggests part failure.

Preventive Maintenance

Clean filters and spray arms: Blockages that cause drainage and water intake error codes
Frequency: monthly
Check inlet hose and filter screen: Water intake related errors
Frequency: every 3-6 months

Frequently Asked Questions

Why is my Miele Dishwasher error code?

Common causes include drainage issues, water intake problems, or heating faults.

How do I fix Miele Dishwasher error code myself?

You can clean the drain filter, check the water inlet, or reset the dishwasher.

How much does it cost to fix error code?

Professional repairs can range from $150 to $500 depending on the issue.

When should I call a technician for error code?

Call a technician if the DIY fixes don't resolve the issue, especially for complex repairs.

References & Sources

Miele Dishwasher Error Codes Support Official

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

Blocked drain filter causing water to back up and trigger error code.
Faulty door latch preventing the dishwasher from completing cycles.
Malfunctioning water inlet valve not allowing water to enter the dishwasher.

User Suggested Solutions

Check and clean the drain filter located at the bottom of the dishwasher. Remove any debris and reassemble.
Inspect the door latch for any damage or misalignment. Replace if necessary.
Test the water inlet valve for continuity using a multimeter. Replace if it is faulty.