Delonghi Dishwasher Error E9

⚡ Quick Answer: The Delonghi dishwasher E9 error code indicates a potential malfunction in the drain pump, which may prevent proper draining during cycles. Users may ... ✅ DIY Fixable

What Does Error E9 Mean?

The Delonghi dishwasher E9 error code indicates a potential malfunction in the drain pump, which may prevent proper draining during cycles. Users may experience the E9 code persisting even after resets, often accompanied by unusual noises. This could be due to blockages in the drainage pathways or issues with the internal components of the drain pump.

Common Symptoms:

  • Dishwasher displays E9 during cycle
  • Persistent code even after reset
  • May accompany draining or filling issues

Possible Causes

  • Drain Pump

How to Fix Error E9

DIY Fix Check Drainage Pathways

  1. Turn off and unplug the dishwasher.
  2. Inspect and clean the drain pump area for debris.
  3. Remove and clear any blockages in the drain hose.
  4. Ensure filters are clean and correctly installed.

DIY Fix Power Cycle Dishwasher

  1. Turn off the dishwasher at the main switch or breaker.
  2. Wait 5–10 minutes.
  3. Restore power and restart the dishwasher to see if the E9 clears.

Technician Only Inspect Internal Drain Pump and Hose Assembly

  1. Remove lower access panel to reach the drain pump.
  2. Test and clear any obstructions from the drain pump impeller.
  3. Check drain hose for kinks or internal blockage with appropriate tools.
  4. Measure continuity on pump motor components if available.

Parts needed: drain pump assembly, drain hose

🛑 When to Call a Pro:
  • If internal component access is required and you are not experienced with dishwasher repair
  • If error persists after clearing drainage and power cycling

Technical Specifications

wattage 40W
component Drain Pump
resistance 30-50 ohms
part_number DeLonghi 551329
voltage_rating 120V AC

Common Questions

What does E9 error mean on delonghi dishwasher?

E9 indicates a malfunction in the drain pump, affecting draining or filling.

Can I fix delonghi dishwasher E9 error myself?

Yes, you can check drainage pathways and power cycle the dishwasher.

How much does it cost to fix E9 error?

Repair costs range from ¥5,000 to ¥20,000+, depending on parts and labor.

When should I call a technician for E9?

Call a technician if the error persists after troubleshooting or if internal access is needed.

Sources & References

Data last verified: 2026-04-23

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