Zanussi Dishwasher Error I50

⚡ Quick Answer: The Zanussi Dishwasher error code I50 indicates a malfunction in the drain or circulation pump, resulting in the dishwasher failing to drain water. Us... ✅ DIY Fixable

What Does Error I50 Mean?

The Zanussi Dishwasher error code I50 indicates a malfunction in the drain or circulation pump, resulting in the dishwasher failing to drain water. Users may notice unusual noises during operation, and the dishwasher will stop running. Common causes include pump blockage, debris in filters, or faults in the control board. Cleaning filters and resetting the machine may help resolve the issue.

Common Symptoms:

  • Dishwasher stops and displays error code I50
  • No circulation or drain pump activity
  • Dishwasher fails to wash or drain normally
  • May be accompanied by 5 beeps/flashes indicating pump-related fault.

Possible Causes

  • Pump malfunction (circulation or drain pump) due to blockage or failure (high)
  • Debris or foreign objects blocking filters and sump impacting pump operation (medium)
  • Control board/pump motor driver (triac) fault (medium)

How to Fix Error I50

DIY Fix Basic troubleshooting and reset

  1. Turn off the dishwasher at the mains and wait ~30 seconds, then power back on to reset the error display. [Zanussi 支持](
  2. Check and clean the dishwasher’s filters, sump area, and remove any visible debris. [Zanussi 支持](
  3. Run a short rinse cycle to see if the error persists.

Technician Only In‑depth pump and electrical inspection

  1. Disconnect power to the dishwasher and remove the lower access panel.
  2. Inspect circulation and drain pump impellers for blockage or mechanical seizure.
  3. Test pump motors with a multimeter for correct resistance and insulation; replace faulty pump.
  4. If pumps test okay, inspect control board for damaged triac or burned components; replace board if necessary.

Parts needed: Circulation pump, Drain pump, Control board

🛑 When to Call a Pro:
  • If error persists after filter cleaning and reset
  • If you are not comfortable accessing internal components or testing electrical parts
  • If signs of electronic damage are visible on the control board

Technical Specifications

wattage 30W
component Drain Pump Assembly
resistance 5-15 ohms
part_number Zanussi 124000000
voltage_rating 230V AC

Common Questions

What does I50 error mean on Zanussi Dishwasher?

The I50 error indicates a malfunction in the drain or circulation pump, preventing normal washing and draining.

Can I fix Zanussi Dishwasher I50 error myself?

Yes, you can try resetting the dishwasher and cleaning the filters and sump area.

How much does it cost to fix I50 error?

Repair costs typically range from €100 to €350, depending on parts and labor.

When should I call a technician for I50?

Call a technician if the error persists after cleaning or if you're uncomfortable with internal repairs.

Sources & References

Data last verified: 2026-03-18

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