Miele Dishwasher Error F51

⚡ Quick Answer: The Miele Dishwasher F51 error code indicates a malfunction with the pump pressure level switch, which may prevent proper drainage and cause the dishw... ✅ DIY Fixable

What Does Error F51 Mean?

The Miele Dishwasher F51 error code indicates a malfunction with the pump pressure level switch, which may prevent proper drainage and cause the dishwasher to stop mid-cycle. This issue can be triggered by a blockage in the pressure sensing hose or a faulty pressure sensor, leading to unusual noises and failure to fill or drain correctly.

Common Symptoms:

  • Dishwasher stops mid‑cycle when F51 appears
  • Display shows fault F51
  • Possible failure to fill or drain correctly depending on model

Possible Causes

  • Pump pressure level switch fault (high)
  • Pressure/level sensor or hose blockage or fault (medium)

How to Fix Error F51

DIY Fix Basic checks before calling technician

  1. Turn off and disconnect dishwasher from power.
  2. Visually inspect for obvious blockages near the base and filters and clean them.
  3. Check pressure hose under the base for kinks or disconnections if easily accessible.

Technician Only Diagnose and replace faulty pressure switch or related component

  1. Access dishwasher’s internal base panel and locate the pressure level switch and associated hoses.
  2. Check continuity and operation of the pressure switch and inspect pressure hose for blockages or damage.
  3. Replace defective pressure switch, sensor, or hose as needed.
  4. Run diagnostic cycle to confirm resolution.

Parts needed: Pressure level switch, Pressure sensing hose, Possible pressure sensor

🛑 When to Call a Pro:
  • If error persists after basic checks
  • If internal components are inaccessible or diagnosis uncertain

Technical Specifications

wattage 50W
component Drain Pump
resistance 10-30 ohms
part_number Miele 10112300
voltage_rating 120V AC

Common Questions

What does F51 error mean on Miele Dishwasher?

F51 indicates a malfunction in the pump pressure level switch, causing the dishwasher to stop mid-cycle.

Can I fix Miele Dishwasher F51 error myself?

Yes, you can perform basic checks like inspecting for blockages and checking the pressure hose before calling a technician.

How much does it cost to fix F51 error?

Estimated repair costs for the F51 error range from $150 to $400, depending on parts and labor.

When should I call a technician for F51?

Call a technician if the error persists after basic checks or if internal components are inaccessible.

Sources & References

Data last verified: 2026-02-11

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