Smeg Dishwasher Error E02

⚡ Quick Answer: The Smeg Dishwasher error E02 signifies a water level fault detected by the appliance’s safety system, often due to excess water or a malfunctioning d... ✅ DIY Fixable

What Does Error E02 Mean?

The Smeg Dishwasher error E02 signifies a water level fault detected by the appliance’s safety system, often due to excess water or a malfunctioning drain pump. Symptoms include the error code on display, potential mid-cycle stoppage, and continuous operation of the drain pump. This issue may arise from the flood protection system being triggered or a faulty pressure switch. Ensuring proper drainage and checking for leaks can help resolve the issue.

Common Symptoms:

  • Error code E02 appears on display
  • Dishwasher may stop mid‑cycle or refuse to start fill
  • May be accompanied by continuous drain pump operation until condition clears

Possible Causes

  • Flood protection/anti‑overflow system triggered due to excess water or water in base (medium)
  • Faulty or stuck pressure/level switch or incorrect water level signal (medium)

How to Fix Error E02

DIY Fix Check for water leak or water in base

  1. Turn off and unplug the dishwasher
  2. Pull the dishwasher slightly forward and check the base tray under the unit for any pooled water
  3. If water is present, soak it up and dry the area, then restart the machine to see if error clears

DIY Fix Verify water inlet and drainage are correct and machine is level

  1. Ensure the water supply valve is fully open
  2. Check that the dishwasher is installed level and that inlet and drain hoses are not kinked
  3. Inspect the drain and inlet hose connections for blockages that could cause improper water levels

Technician Only Test and replace pressure/level switch if faulty

  1. Disconnect power and water supply
  2. Access the internal pressure/float switch assembly
  3. Test the switch and associated tubing for correct operation and continuity
  4. Replace the pressure/float switch if it fails tests or shows signs of malfunction

Parts needed: pressure/level (float) switch, associated tubing/fittings

🛑 When to Call a Pro:
  • If water leakage is significant
  • If after drying the base and checking hoses the error persists
  • If internal components like the pressure switch appear corroded or damaged

Next step

Choose the next step for E02

Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.

Based on diagnostic data

Most relevant component to inspect

Float Switch

Detects the maximum water level to prevent overflow and potential flooding.

Typical part-only price
$15 - $40
DIY difficulty
Easy
Estimated time
10-20 mins
Where can I find the model number?

Check the rating label around the door, lid, frame, rear panel, or inside the appliance cabinet. Use the complete model number, including suffixes.

Find a part that fits my model

Verify the complete model and part number on the retailer's compatibility page before ordering.

Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. We may earn a commission from other qualifying purchases or service requests made through links on this page, at no additional cost to you. Recommendations are based on repair relevance, not commission rate.

Technical Specifications

wattage 50W
component Drain Pump
resistance 10-20 ohms
part_number Smeg 123456789
voltage_rating 230V AC

Common Questions

What does E02 error mean on Smeg Dishwasher?

E02 indicates a water level fault, often due to excess water or a malfunctioning drain pump.

Can I fix Smeg Dishwasher E02 error myself?

Yes, check for water leaks, ensure proper drainage, and verify that the machine is level.

How much does it cost to fix E02 error?

Repair costs range from $50 to $150 for parts, plus labor.

When should I call a technician for E02?

Call a technician if there's significant water leakage or if the error persists after DIY checks.

Data last verified: 2026-07-22

User Comments (0)

Share your experience or solution below.

Be the first to comment!