Siemens Washing Machine Error F23

⚡ Quick Answer: The Siemens Washing Machine error F23 indicates a flood protection trigger due to water leakage detected in the base of the machine. This may cause th... ✅ DIY Fixable

What Does Error F23 Mean?

The Siemens Washing Machine error F23 indicates a flood protection trigger due to water leakage detected in the base of the machine. This may cause the machine to stop mid-cycle, display the F23 error, and prevent filling or draining until the issue is resolved. Unusual noises during operation may also accompany this error.

Common Symptoms:

  • Machine stops mid‑cycle
  • Error F23 displayed
  • Possible water accumulation under machine
  • Washer may not fill or drain until issue fixed

Possible Causes

  • Water leakage detected in the base of the machine (flood protection triggered) (high)
  • Activated Aquastop or internal leak sensor due to hose/tank/seal issues (medium)

How to Fix Error F23

DIY Fix Initial checks and safety

  1. Immediately stop the wash cycle.
  2. Turn off water supply to the machine.
  3. Unplug the washing machine from power.
  4. Check around and under the machine for visible water leaks.

Technician Only Inspect and repair leak sources

  1. Tilt or move the machine carefully to drain any water from the base plate.
  2. Inspect inlet hoses (especially Aquastop hose), hose connections, and clamps for cracks or leaks.
  3. Check door seals and gaskets for tears, wear or improper seating.
  4. Inspect drain pump and associated seals for leakage.
  5. Verify leak float switch or sensor functionality and connections.
  6. Replace damaged hoses, seals, or the leak sensor assembly as needed.

Parts needed: Inlet hose/Aquastop assembly, Door seal/gasket, Drain pump and seals, Leak sensor/float switch

🛑 When to Call a Pro:
  • If water continues to accumulate under the machine after basic checks.
  • If internal components such as the leak sensor, pump, or seals require replacement.
  • If you are uncomfortable performing inspections involving moving the machine.

Next step

Choose the next step for F23

Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.

Other parts options

Check related components first; use model search as a fallback.

Possible related component

Drain Pump

Pumps waste water out of the appliance during the drain cycle.

$35 - $80 · Easy · 15-30 mins

Check fit & price
Possible related component

Float Switch

Detects the maximum water level to prevent overflow and potential flooding.

$15 - $40 · Easy · 10-20 mins

Check fit & price
Model number required

Model-compatible Washing Machine parts

Enter the complete model number to browse compatible replacement parts. This is a model-based parts search, not a diagnosis that a specific component failed.

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Optional routine care

Maintenance supplies

These products support cleaning or routine upkeep. They are separate from the possible repair components above and are not claimed to fix this error code or symptom.

Maintenance supply

Washing Machine Cleaner Tablets

Routine tub-cleaning supplies for residue and odor control. They do not repair a mechanical, drainage, or electronic fault.

View maintenance supply
Maintenance supply

Braided Washer Inlet Hoses

A maintenance replacement option for visibly worn external fill hoses. Verify thread size, length, and hot/cold connection requirements.

View maintenance supply
Maintenance supply

Washer Drain Hose Holder

Helps secure an external drain hose at the standpipe. It does not correct an internal pump or control fault.

View maintenance supply

Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. Recommendations are based on routine-care relevance, not commission rate.

Technical Specifications

wattage 30W
component Drain Pump
resistance 10-20 ohms
part_number Siemens 00120345
voltage_rating 230V AC

Common Questions

What does F23 error mean on Siemens Washing Machine?

F23 error indicates a flood protection trigger due to water leakage detected in the machine's base, causing it to stop mid-cycle.

Can I fix Siemens Washing Machine F23 error myself?

Yes, you can perform initial checks such as stopping the wash cycle, turning off the water supply, and unplugging the machine.

How much does it cost to fix F23 error?

The estimated repair cost for the F23 error ranges from $50 to $300, depending on the parts and labor required.

When should I call a technician for F23?

Call a technician if water continues to accumulate under the machine after basic checks or if internal components need replacement.

Sources & References

Data last verified: 2026-07-22

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