Blomberg Dishwasher Error E3
⚡ Quick Answer: The Blomberg Dishwasher E3 error indicates a water heating fault, where the dishwasher fails to heat water to the required temperature during wash cyc... ⚠️ Difficulty Varies
What Does Error E3 Mean?
The Blomberg Dishwasher E3 error indicates a water heating fault, where the dishwasher fails to heat water to the required temperature during wash cycles. This can cause the machine to stop mid-cycle and result in poor cleaning performance. Common causes include a faulty heating element, malfunctioning temperature sensor, or wiring issues related to the heating circuit.
Common Symptoms:
- Dishwasher stops mid‑cycle with the E3 code displayed
- Wash cycles do not heat water properly or do not complete
- Poor cleaning performance due to insufficient water temperature
Possible Causes
- Faulty heating element (medium)
- Malfunctioning temperature sensor or thermostat (medium)
- Wiring or connection issue related to heating circuit (low)
How to Fix Error E3
DIY Fix Basic checks and reset
- Turn off and unplug the dishwasher from the power supply.
- Wait 5 minutes, then reconnect power to reset the control system.
- Ensure the dishwasher is level and that no internal filters are clogged.
Technician Only Inspect and test heating system
- Turn off all power and water to the dishwasher.
- Access and visually inspect the heating element for visible damage.
- Use a multimeter to test the heating element for continuity.
- Test the temperature sensor/thermostat for correct resistance values.
- Inspect wiring and connectors between the heating element, sensor, and control board.
Parts needed: Heating element, Temperature sensor or thermostat, Wiring and connectors
- If the E3 code persists after a basic reset and cleaning filters.
- If testing shows open or shorted heating element or sensor components.
- If wiring or control board issues are suspected.
Next step
Choose the next step for E3
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
Heating Element
Heats the water or air inside the appliance to the required temperature.
- Typical part-only price
- $40 - $95
- DIY difficulty
- Medium
- Estimated time
- 30-45 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.
Temperature Sensor
Monitors the internal temperature to ensure correct operation and prevent overheating.
Thermostat
Regulates temperature by turning the heating or cooling system on or off.
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
| note | The previous model-independent part specification was removed. Verify the full model number and diagnosis in the manufacturer's official parts catalog before ordering. |
|---|---|
| part_number | None |
Common Questions
What does E3 error mean on Blomberg Dishwasher?
E3 indicates a water heating fault, causing mid-cycle stoppage and poor cleaning.
Can I fix Blomberg Dishwasher E3 error myself?
Yes, you can try resetting the dishwasher and checking for clogs or level issues.
How much does it cost to fix E3 error?
Repair costs range from ¥8,000 to ¥30,000+, depending on parts and labor.
When should I call a technician for E3?
Call a technician if the error persists after a reset or if you suspect parts failure.
Sources & References
Data last verified: 2026-07-31
User Comments (0)
Share your experience or solution below.
Please login to post a comment.
Be the first to comment!