Miele Dishwasher Error F52

⚡ Quick Answer: The Miele Dishwasher F52 error indicates excess foam detected, often due to over-dosage of detergent or rinse aid. This triggers a sensor that halts t... ✅ DIY Fixable

What Does Error F52 Mean?

The Miele Dishwasher F52 error indicates excess foam detected, often due to over-dosage of detergent or rinse aid. This triggers a sensor that halts the wash program, leading to unusual sounds and water not draining properly. Users may notice foam present during the cycle, and the error typically occurs shortly after starting or during detergent dispensing.

Common Symptoms:

  • Dishwasher display shows F52 and programme stops
  • Foam present or suspected inside dishwasher during cycle
  • Occurs shortly after start or during detergent dispensing

Possible Causes

  • Over‑dosage of detergent or incompatible detergent combination (high)

How to Fix Error F52

DIY Fix Clear F52 error and adjust detergent use

  1. Set the programme selector to Stop/End or press and hold Start/Stop for ~5 seconds to clear the error.
  2. Switch the dishwasher off and back on again.
  3. Reduce the amount of detergent or rinse aid used; avoid using detergent tabs that already contain rinse aid without enabling the ‘Combi tab’ function if available.
  4. Do not use combined detergent/rinse tabs with Quick Wash 40 °C programmes.

Technician Only Inspect dispenser and sensors if error persists

  1. Check the detergent and rinse aid dispensers for proper operation and no blockages.
  2. Verify foam sensor wiring and connections for integrity and correct signals.
  3. Test rinse aid dosing unit and sensor functionality.
  4. If necessary, update firmware or diagnostic software according to Miele technical procedures.

Parts needed: Detergent dispenser unit, Rinse aid dosing mechanism, Foam/level sensor and associated wiring

🛑 When to Call a Pro:
  • If the F52 error persists after reducing detergent and adjusting settings
  • If you notice actual foam or suds leakage during operation
  • If sensor or dispenser parts appear damaged

Technical Specifications

wattage 50W
component Drain Pump
resistance 10-20 ohms
part_number Miele 9000170
voltage_rating 120V AC

Common Questions

What does F52 error mean on Miele Dishwasher?

F52 indicates excess foam detected, causing the wash program to stop and unusual sounds during operation.

Can I fix Miele Dishwasher F52 error myself?

Yes, clear the error by reducing detergent use and resetting the dishwasher. Turn it off and back on if needed.

How much does it cost to fix F52 error?

Repair costs range from ¥5,000 to ¥20,000, including parts and labor, depending on your region.

When should I call a technician for F52?

Call a technician if the error persists after adjusting detergent or if you see foam leakage during operation.

Sources & References

Data last verified: 2026-02-11

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