Bosch Washing Machine Error F23

⚡ Quick Answer: The Bosch washing machine error F23 indicates a problem with the AquaStop leak protection system, which has been activated due to detected water leaka... ✅ DIY Fixable

What Does Error F23 Mean?

The Bosch washing machine error F23 indicates a problem with the AquaStop leak protection system, which has been activated due to detected water leakage. This could be caused by water in the machine's base or an internal leak, resulting in the washer stopping mid-cycle. Visible signs may include water on the floor or in the machine's base tray, preventing the door from locking properly.

Common Symptoms:

  • Washer stops mid‑cycle with F23 displayed
  • Water may be present in the base of the machine
  • Potential visible leakage or damp floor around machine

Possible Causes

  • Water leakage triggering the AquaStop system (high)
  • Water present in base tray or internal leak (medium)

How to Fix Error F23

DIY Fix Immediate Safety Steps

  1. Turn off the water supply to the washing machine
  2. Unplug the washing machine to prevent electrical hazards
  3. Inspect around the machine for visible leaks or standing water

Technician Only Professional Diagnosis and Repair

  1. Check internal base tray for collected water and identify source of leak
  2. Inspect and tighten/replace inlet and drain hoses if damaged
  3. Check door seal, detergent drawer seals, and pump connections for leaks
  4. Test and replace the AquaStop sensor if defective

Parts needed: inlet hose, drain hose, door gasket/seals, AquaStop sensor

🛑 When to Call a Pro:
  • If water leakage persists after basic checks
  • If internal components (pump, hoses, sensor) are suspected damaged
  • If the error reoccurs after initial diagnosis

Technical Specifications

wattage N/A
component Door Lock Assembly
resistance 1-5 ohms
part_number 00617557
voltage_rating 120V AC

Common Questions

What does F23 error mean on Bosch washing machine?

The F23 error means the AquaStop system has detected a leak, causing the washer to stop mid-cycle.

Can I fix Bosch washing machine F23 error myself?

Yes, you can turn off the water supply, unplug the machine, and check for visible leaks.

How much does it cost to fix F23 error?

Repair costs for the F23 error range from $100 to $350, depending on region and parts required.

When should I call a technician for F23?

Call a technician if leaks persist after your checks, or if internal components may be damaged.

Sources & References

Data last verified: 2026-07-07

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