How serious is the Neff E23/F23 error?
| ⚠ HIGH — Potential leak or flood shut-off. |
What does the Neff E23/F23 error code mean?
The Aquastop device has triggered, usually due to:
- Water in the base of the machine
- Leaks from hoses or connections
- Faulty Aquastop device
Ignoring this may cause flooding or internal damage.
How to fix the Neff E20/F20 error code
- Turn off and unplug the machine.
- Inspect for visible leaks around hoses and connections.
- Tilt the machine carefully to check for water in the base.
- Remove water, dry the base, and restart.
- Persistent errors require technician inspection or Aquastop replacement.
💡 Pro tip: Even small leaks can trigger Aquastop — check hose connections thoroughly.
Frequently Asked Questions
Can I reset the Aquastop?
Yes — after removing water and fixing leaks, restart the machine.
Do I need a technician?
Yes, if leaks persist or Aquastop is faulty.
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