Smeg Dishwasher Error E9

⚡ Quick Answer: The Smeg dishwasher E9 error signifies a malfunction related to water level or flood protection. This error interrupts the cycle due to an abnormal wa... ✅ DIY Fixable

What Does Error E9 Mean?

The Smeg dishwasher E9 error signifies a malfunction related to water level or flood protection. This error interrupts the cycle due to an abnormal water level, typically caused by too much water in the tub or a trigger from the safety float. You may notice the cycle halting immediately, unusual noises during operation, or water accumulating in the base tray.

Common Symptoms:

  • Dishwasher cycle stops immediately when E9 appears
  • Too much water detected in the tub or base
  • Possible water in base tray (safety float triggered)
  • Water level not within expected range

Possible Causes

  • Flood protection / water overfill condition (high)

How to Fix Error E9

DIY Fix Check for overflow and reset the dishwasher

  1. Turn off and unplug the dishwasher or switch off power at the breaker.
  2. Inspect the area underneath the unit for any standing water and carefully mop up if present.
  3. Open and close the dishwasher door or restore power to attempt a reset.
  4. Ensure that the dishwasher is level and that the drain hose has no kinks.

Technician Only Inspect and service water level/flood detection components

  1. Remove the lower front panel to access the base tray and inspect for water ingress.
  2. Check the safety float switch for free movement and proper operation; test continuity if possible.
  3. Inspect inlet valve, pressure switch/air trap, and drain systems for blockages or malfunction that could cause incorrect water levels.
  4. Test and, if necessary, replace any faulty sensors or the flood detection assembly.

Parts needed: Safety float switch, Pressure switch/air trap assembly, Inlet valve, Drain/filter components

🛑 When to Call a Pro:
  • If after basic checks and reset the E9 error returns
  • If there is water present in the base tray that cannot be safely cleared
  • If you are uncomfortable working near electrical components or internal sensors

Technical Specifications

wattage 30W
component Drain Pump
resistance 20-40 ohms
part_number Smeg 691810086
voltage_rating 230V AC

Common Questions

What does E9 error mean on smeg dishwasher?

E9 indicates a water level or flood protection malfunction, causing the dishwasher to stop.

Can I fix smeg dishwasher E9 error myself?

Yes, you can reset the dishwasher and check for overflow issues.

How much does it cost to fix E9 error?

Repair costs range from $80 to $300+, depending on parts and service rates.

When should I call a technician for E9?

Call a technician if the error persists after resets or if water cannot be cleared safely.

Sources & References

Data last verified: 2026-03-09

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