Thermador Dishwasher Error E6900
⚡ Quick Answer: The Thermador dishwasher error E6900 indicates a potential malfunction in the drain pump or circulation motor, often characterized by unusual sounds a... ✅ DIY Fixable
What Does Error E6900 Mean?
The Thermador dishwasher error E6900 indicates a potential malfunction in the drain pump or circulation motor, often characterized by unusual sounds and inadequate water drainage. If this error occurs, it is essential to check for issues such as failure to circulate water or abnormal noises during operation.
Possible Causes
- Drain Pump
- Clogged Drain Filter
- Faulty Control Board
How to Fix Error E6900
DIY Fix General checks
- Power cycle the dishwasher (turn off breaker for ~30 seconds and restore power) to clear transient faults.
- Ensure the dishwasher is not mid‑cycle and that no other error codes are displayed.
- Inspect for any obvious issues such as unusual noises, failure to circulate water, or agitation problems.
Technician Only Technician diagnosis
- Use diagnostic tools/service mode to read full fault code definition from the control board.
- Inspect the circulation/motor assembly including motor, impeller, and wiring for faults.
- Check motor communications and related sensor inputs.
Parts needed: circulation motor, motor control board, associated wiring/harness
- If the dishwasher does not operate normally after a power cycle.
- If there are signs of motor malfunction (loud noise, failure to spray water).
- If other error codes appear in conjunction with E6900.
Next step
Choose the next step for E6900
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.
Main Control Board
The central brain of the appliance that controls all components, cycles, and timings.
Wiring Harness
Connects controls, sensors, motors, and other electrical components inside the appliance.
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 | 50W |
|---|---|
| component | Drain Pump |
| resistance | 10-20 ohms |
| part_number | Thermador 00741180 |
| voltage_rating | 120V AC |
Common Questions
What does E6900 error mean on thermador dishwasher?
E6900 indicates a malfunction in the drain pump or circulation motor, causing unusual sounds and drainage issues.
Can I fix thermador dishwasher E6900 error myself?
Yes, you can power cycle the dishwasher and check for visible issues like noise and water circulation.
How much does it cost to fix E6900 error?
Repair costs vary widely based on diagnosis and parts needed, typically involving the circulation motor or control board.
When should I call a technician for E6900?
Call a technician if the dishwasher doesn't operate normally after a power cycle or if you notice motor malfunctions.
Sources & References
Data last verified: 2026-07-25
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