NEFF · Washing Machine · Water Level Fault

NEFF Washing Machine Error F27

NEFF washing machine error F27 usually indicates a water-level or pressure fault. ECL records this code as “Pressure Sensor Fault”. Common causes on this page include Faulty switch, but the exact cause can vary by model and appliance generation. Keep to the external checks and safety guidance below; do not remove covers or test internal or live components, and arrange professional diagnosis if the code persists.

Quick answer: Pressure Sensor Fault

In simple terms

NEFF washing machine code F27 usually means Pressure Sensor Fault. Follow these four steps.

1Understand the code

See what the code usually means and why it may have appeared.

2Try safe checks

Try only the simple checks listed on this page. Do not take the appliance apart.

3Check if it is safe to use

Check the safety section before you keep using the appliance.

4Choose the next step

Use the next-step box to see whether to keep checking, find a part by model or get repair help.

What NEFF F27 means

Pressure switch calibration error.

Repair help

Need help with F27?

This fault may need proper testing with tools. If you have followed the safety guidance above, ECL can pass the fault details to a checked repairer who covers your area.

Find an ECL Verified repairer

No obligation. Your contact details are only shared after you submit the repair request, and only with a suitable ECL Verified repairer where coverage is available.

Common causes

  • Faulty switch

Safe checks you can make

  1. Requires engineer

When to stop and call an engineer

If standard user maintenance does not clear the error, or if you suspect an electrical component failure.

Your model may be different

Error-code meanings can vary by model, market and appliance generation. Confirm NEFF F27 against the instruction manual or support information for the exact model number before replacing parts or treating this page as a model-specific diagnosis.

Where this information comes from

Publisher: Error Code Lookup Editorial Team. This page is independent information written in our own words and reviewed with safety boundaries in mind.

Manufacturer information: NEFF UK Troubleshooting. Use the exact model number to verify model-specific wording and instructions.

Last reviewed: 2026-05-18

How Error Code Lookup researches and verifies pages · Report a correction or provide model-specific evidence

Frequently asked questions

What does F27 mean on a NEFF washing machine?

Pressure switch calibration error.

What usually causes NEFF error F27?

Common causes include Faulty switch.

Can I safely fix F27 myself?

This fault may require professional diagnosis or repair. Only basic external safety checks should be attempted.

When should I call a professional for F27?

If standard user maintenance does not clear the error, or if you suspect an electrical component failure.

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