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Miele Washing Machine Error Code F51

Reviewed by the ApplianceErrors Editorial Team · Verified against manufacturer service documentation · Last verified: June 14, 2026
⚠ Medium Severity 🔧🔧 Moderate DIY

Pressure/level sensor fault

The control received an implausible reading from the water-level pressure sensor, so it cannot judge fill or drain accurately and stops with F51. A blocked or split pressure hose, debris in the chamber, or a failed sensor are the usual causes.

💰 DIY cost: $0–$90 👨‍🔧 Pro cost: $200–$400 Save $200+ by doing it yourself
Miele Washing Machine error code F51 on the display panel
How the F51 code appears on a Miele washing machine display

What Does Error Code F51 Mean on a Miele Washing Machine?

Pressure/level sensor fault.

The control received an implausible reading from the water-level pressure sensor, so it cannot judge fill or drain accurately and stops with F51. A blocked or split pressure hose, debris in the chamber, or a failed sensor are the usual causes.

What Causes Error Code F51?

Here are the most common causes in order of frequency. Start with the most likely cause before moving to the next:

  1. 1
    Pressure hose blocked or split 40% of cases
  2. 2
    Pressure chamber clogged with debris 30% of cases
  3. 3
    Level sensor failure 30% of cases

How to Fix Miele Washing Machine Error Code F51

🔧🔧 Moderate DIY Est. time: 30–60 min
⚡ Safety first: Unplug the appliance before opening any panels or touching internal components.
  1. 1

    Inspect the pressure hose

    Check the thin hose between the tub chamber and the sensor for kinks, splits, or trapped water.

  2. 2

    Clear the pressure chamber

    Clean any soap/debris build-up that can block the air column.

  3. 3

    Replace the level sensor

    If the hose and chamber are clear, the sensor has likely failed.

    🔩 Miele pressure/level sensor ($40–$90)

How to Reset Error Code F51

Clear the pressure hose/chamber, switch off ~60 seconds, restart.

Note: If the error returns after resetting, the underlying issue has not been resolved. Work through the fix steps above.

Did this guide fix your appliance?

When to Call a Professional

If the fault persists after cleaning and a new sensor, Miele authorized service recommended.

Average professional repair cost for this issue: $200–$400

Related Error Codes

F50
Drive fault — motor or drive electronics
⚠ High Severity
F56
Spin fault — final spin speed below 400 rpm
⚠ Medium Severity

Find Replacement Parts

Use these links to find the exact replacement parts for your Miele Washing Machine:

🔩
Search PartSelect
Miele Washing Machine repair parts
🔧
Search RepairClinic
Step-by-step video guides

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More Miele Washing Machine Error Codes

F11 Pump fault — water not draining F19 Drain time exceeded — slow or failed drain F16 Water protection system activated — flood protection triggered F53 Motor fault — drive motor failure F31 NTC temperature sensor fault F1 NTC temperature sensor short-circuited

Frequently Asked Questions

What does error code F51 mean on a Miele Washing Machine? +
Pressure/level sensor fault
How do I fix error code F51 on my Miele Washing Machine? +
Start by Check the thin hose between the tub chamber and the sensor for kinks, splits, or trapped water.. If that doesn't resolve it, work through each step in the fix guide above.
How do I clear or reset error code F51? +
Clear the pressure hose/chamber, switch off ~60 seconds, restart.
Is error code F51 serious? +
Medium severity. The appliance may still operate but the issue should be resolved to prevent further damage.

Sources & References

Content verified against manufacturer service documentation. Last verified: June 14, 2026.

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