Smeg Dishwasher Error E3

⚡ Quick Answer: The Smeg Dishwasher E3 error indicates a heating fault, where the unit fails to heat water to the necessary temperature, resulting in poorly cleaned d... ✅ DIY Fixable

What Does Error E3 Mean?

The Smeg Dishwasher E3 error indicates a heating fault, where the unit fails to heat water to the necessary temperature, resulting in poorly cleaned dishes. This issue often arises from a faulty heating element or wiring problems between the element and control board, and may be accompanied by unusual sounds from the pump.

Common Symptoms:

  • Dishwasher stops with E3 displayed
  • Water not reaching required temperature during cycle
  • Dishes remain poorly cleaned due to lack of heat

Possible Causes

  • Faulty heating element (medium)
  • Wiring or connection issue between heating element and control board (medium)

How to Fix Error E3

DIY Fix Basic checks before calling a technician

  1. Power off the dishwasher and disconnect from mains
  2. Ensure the dishwasher completes the fill cycle and starts normally
  3. If comfortable, visually inspect accessible wiring to the heating element for obvious damage (only when unplugged)

Technician Only Diagnose and repair heating circuit fault

  1. Disconnect power and remove access panels
  2. Test the heating element with a multimeter for continuity
  3. Check wiring harness and connectors between the heating element and control board
  4. Replace the heating element if out of spec
  5. Repair or replace any damaged wiring/connectors

Parts needed: Heating element, Wiring harness/connectors

🛑 When to Call a Pro:
  • If multimeter testing indicates open circuit or irregular resistance in heating element
  • If wiring damage is found
  • If error persists after basic checks

Technical Specifications

wattage 30W
component Drain Pump
resistance 20-50 ohms
part_number Smeg 610020048
voltage_rating 230V AC

Common Questions

What does E3 error mean on Smeg Dishwasher?

E3 error indicates a heating fault, where water isn't heated adequately, leading to poorly cleaned dishes.

Can I fix Smeg Dishwasher E3 error myself?

Yes, you can check for wiring damage and ensure the dishwasher completes its fill cycle before seeking professional help.

How much does it cost to fix E3 error?

Repair costs for the E3 error typically range from $80 to $250, depending on parts and labor.

When should I call a technician for E3?

Call a technician if testing shows wiring damage or if the error persists after performing basic checks.

Data last verified: 2026-03-09

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