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
- Turn off and disconnect the dishwasher from power.
- Remove and inspect the dishwasher filters for debris or blockages.
- Check the circulation pump area (accessible from inside) for obstruction by food debris or foreign objects.
- Reinstall cleaned filters and try restarting the dishwasher.
Technician Only Diagnosis and repair of circulation pump or related components
- Verify error code and confirm symptoms with diagnostic tools.
- Remove access panels and test the circulation pump electrical connections and operation.
- Replace the circulation pump if it fails testing or shows mechanical seizure.
- Verify that related hoses and internal plumbing are clear and unobstructed.
Parts needed: Circulation pump assembly, Pump seals and gaskets, Internal hoses and filters
- 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
Next step
Choose the next step for E20
Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.
Most relevant component to inspect
Dishwasher Circulation Pump
Circulates pressurized water through the dishwasher spray arms during the wash cycle.
- Typical part-only price
- $90 - $220
- DIY difficulty
- Hard
- Estimated time
- 60-120 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.
Verify the complete model and part number on the retailer's compatibility page before ordering.
Other parts options
Check related components first; use model search as a fallback.
Model-compatible Dishwasher parts
Enter the complete model number to browse compatible replacement parts. This is a model-based parts search, not a diagnosis that a specific component failed.
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.
Optional routine care
Maintenance supplies
These products support cleaning or routine upkeep. They are separate from the possible repair components above and are not claimed to fix this error code or symptom.
Dishwasher Cleaner and Descaler
Supports routine removal of mineral scale, grease, and odor. It is maintenance, not a repair for a failed pump, valve, or control.
Braided Dishwasher Inlet Hose
For replacement of an externally damaged supply hose. Verify connection size, length, and appliance installation requirements before ordering.
Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. Recommendations are based on routine-care relevance, not commission rate.
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: 2026-07-22
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