Siemens Dishwasher Error E20

⚡ Quick Answer: The Siemens Dishwasher E20 error indicates a drainage issue related to the circulation pump or blockage in the water circulation path. Symptoms includ... ✅ DIY Fixable

What Does Error E20 Mean?

The Siemens Dishwasher E20 error indicates a drainage issue related to the circulation pump or blockage in the water circulation path. Symptoms include the display of the E20 code, mid-cycle interruptions, and poor water circulation during washes. This error may be accompanied by a humming sound and a water level warning on the display, suggesting that the circulation pump is not functioning as intended.

Common Symptoms:

  • E20 code displayed on dishwasher digital display
  • Dishwasher stops mid‑cycle
  • Poor or no water circulation during wash cycle

Possible Causes

  • Circulation pump malfunction or fault (high)
  • Blockage in water circulation path (e.g., pump area or filters) (medium)

How to Fix Error E20

DIY Fix Basic checks and cleaning

  1. Turn off and disconnect the dishwasher from power.
  2. Remove and inspect the dishwasher filters for debris or blockages.
  3. Check the circulation pump area (accessible from inside) for obstruction by food debris or foreign objects.
  4. Reinstall cleaned filters and try restarting the dishwasher.

Technician Only Diagnosis and repair of circulation pump or related components

  1. Verify error code and confirm symptoms with diagnostic tools.
  2. Remove access panels and test the circulation pump electrical connections and operation.
  3. Replace the circulation pump if it fails testing or shows mechanical seizure.
  4. Verify that related hoses and internal plumbing are clear and unobstructed.

Parts needed: Circulation pump assembly, Pump seals and gaskets, Internal hoses and filters

🛑 When to Call a Pro:
  • If the E20 error persists after basic filter and blockage checks
  • If the circulation pump makes unusual noises or fails to run
  • If water remains standing in the dishwasher after a cycle

Technical Specifications

wattage 30W
component Drain Pump
resistance 10-20 ohms
part_number Siemens 00650838
voltage_rating 230V AC

Common Questions

What does E20 error mean on Siemens Dishwasher?

The E20 error signifies a drainage problem, likely due to a malfunctioning circulation pump or blockage.

Can I fix Siemens Dishwasher E20 error myself?

Yes, you can perform basic checks by inspecting filters and the circulation pump area for debris.

How much does it cost to fix E20 error?

The estimated repair cost for the E20 error ranges from €100 to €300, depending on parts and labor.

When should I call a technician for E20?

Call a technician if the E20 error persists after cleaning, if the pump is noisy, or if water remains in the dishwasher.

Sources & References

Data last verified: 2026-01-25

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