Lemair Dishwasher Error E3
⚡ Quick Answer: The Lemair dishwasher E3 error code indicates a potential drainage issue, often accompanied by a humming sound and water pooling at the bottom of the ... ✅ DIY Fixable
What Does Error E3 Mean?
The Lemair dishwasher E3 error code indicates a potential drainage issue, often accompanied by a humming sound and water pooling at the bottom of the unit. It may also suggest a heating or temperature fault, as the dishwasher struggles to heat water properly during the cycle. This can lead to premature cycle stoppage and failure to reach the correct temperature. Basic troubleshooting includes resetting the appliance and checking the water supply and filters for blockages.
Common Symptoms:
- Dishwasher cycle stops prematurely
- Water not heating properly
- Error displayed early or during heating phase
Possible Causes
- Clogged drain filter
- Faulty drain pump
- Blocked drain hose
How to Fix Error E3
DIY Fix Basic Checks for E3-like Conditions
- Power off the dishwasher completely and unplug it (or turn off breaker) for 1–2 minutes then restart, to see if error clears (general reset technique).
- Ensure water supply is adequate and inlet hose is not kinked or blocked.
- If dishwasher has a filter near spray arms or at bottom, inspect/clean it of debris.
Technician Only Heating/Thermal System Diagnostic (Generic dishwasher)
- Measure water temperature during a cycle to confirm if water is heating.
- Check heating element continuity with appropriate tools.
- Inspect temperature sensor/thermostat wiring and connections.
Parts needed: Heating element, Temperature sensor/thermostat, Control board connections
- If error persists after basic reset and checks
- If water does not heat at all and you are not experienced with appliance repair
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.
Main Control Board
The central brain of the appliance that controls all components, cycles, and timings.
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 Lemair dishwasher?
E3 error indicates a drainage issue or possible heating fault, causing cycle interruptions and improper water heating.
Can I fix Lemair dishwasher E3 error myself?
Yes, you can try resetting the dishwasher and checking for kinks in the water supply hose or cleaning filters.
How much does it cost to fix E3 error?
Repair costs range from $50 to $200+, depending on parts needed and labor.
When should I call a technician for E3?
Call a technician if the error persists after trying resets or if there's no heating at all.
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!