Simpson Dishwasher Error i30

⚡ Quick Answer: The i30 error code on your Simpson dishwasher indicates a potential water leakage issue, triggering the internal flood detection system. This may resu... ✅ DIY Fixable

What Does Error i30 Mean?

The i30 error code on your Simpson dishwasher indicates a potential water leakage issue, triggering the internal flood detection system. This may result in continuous beeping and flashing display lights. Check for water around the unit and inspect the door seals for any visible damage or debris. If the error persists, further investigation may be needed to identify the source of the leak or malfunction.

Common Symptoms:

  • Dishwasher displays i30 error
  • Possible continuous draining (as seen in other brands)
  • Error may be accompanied by beeps or LED flashes

Possible Causes

  • Leakage sensor failure
  • Damaged door seal
  • Clogged drain system

How to Fix Error i30

DIY Fix Check for water leakage and basic maintenance (general dishwasher guidance)

  1. Disconnect the dishwasher from power.
  2. Check the area around and under the dishwasher for signs of water leakage.
  3. Inspect and clean the door gasket and seals for visible damage or debris.
  4. Ensure baskets are loaded correctly and spray arms can rotate freely (based on similar guidance from other brands).
  5. Check and clean filters and ensure drain hoses are not kinked or visibly blocked.

Technician Only Professional leak/flood detection system inspection

  1. Drain any water collected in the base of the machine.
  2. Inspect internal float switches or leak sensors for proper operation.
  3. Check the integrity of internal hoses, seals, and water inlet/drain components.
  4. Verify that the anti‑flood device or leak tray switch is functioning correctly.

Parts needed: Leak sensor / float switch, Door gasket / seals, Hoses (drain and inlet)

🛑 When to Call a Pro:
  • If water leakage is obvious under/around the dishwasher
  • If repeated basic checks do not clear the error
  • If internal components (sensors, seals) appear damaged

Technical Specifications

wattage 1500W
component Leakage Sensor
resistance 5-15 ohms
part_number SIMPSON-LEAK-SENSOR-001
voltage_rating 240V AC

Common Questions

What does i30 error mean on simpson dishwasher?

The i30 error indicates a water leakage detection issue, often resulting in beeping and flashing lights.

Can I fix simpson dishwasher i30 error myself?

Yes, check for water leakage and inspect the door gasket for damage or debris.

How much does it cost to fix i30 error?

Repair costs typically range from $100 to $300, depending on parts and technician fees.

When should I call a technician for i30?

Call a technician if you notice water leakage or if basic checks do not resolve the error.

Sources & References

Data last verified: 2026-04-23

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