Champion Dishwasher Error E3
⚡ Quick Answer: The Champion dishwasher E3 error code indicates a fault in the final rinse or booster heater system, preventing rinse water from reaching the necessar... ✅ DIY Fixable
What Does Error E3 Mean?
The Champion dishwasher E3 error code indicates a fault in the final rinse or booster heater system, preventing rinse water from reaching the necessary sanitizing temperature. This issue typically arises during the heating phase, causing the dishwasher cycle to halt mid-operation. Symptoms include unusual noises and failure to drain water properly, signaling a potential problem with the booster heater element or related components.
Common Symptoms:
- Dishwasher cycle stops mid‑cycle with display of E3
- Rinse water fails to reach required high temperature for sanitation
- Error appears during or after heating phase rather than immediately at startup
Possible Causes
- Failed or faulty booster heater element (medium)
- Booster thermostat or temperature sensor fault (medium)
- Insufficient incoming hot water temperature (medium)
How to Fix Error E3
DIY Fix Check incoming water temperature and basics
- Ensure the hot water supply to the dishwasher meets the manufacturer’s required temperature.
- Confirm dishwasher door is fully closed and latched correctly.
- Restart the dishwasher after power off to see if error clears.
Technician Only Test and replace booster heater components
- Disconnect power to the dishwasher before servicing.
- Measure resistance across the booster heater element and compare to specifications; replace heater element if open or out of range.
- Check wiring, thermostat, and temperature sensor related to the booster heater; replace components showing faults.
- Verify the high‑limit thermostat reset if present and check for recurrent trips.
- Test incoming water temperature and verify booster control relays/contactors function correctly.
Parts needed: Booster heater element, Booster thermostat or temperature sensor, Contactors/relays related to heater control
- If you cannot safely disconnect power and access heater assembly
- If error persists after basic checks and requires component replacement
- If you notice electrical burning smells or repeated high‑limit trips
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.
Thermostat
Regulates temperature by turning the heating or cooling system on or off.
Temperature Sensor
Monitors the internal temperature to ensure correct operation and prevent overheating.
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 champion dishwasher?
E3 error indicates a failure in the booster heater system, preventing rinse water from reaching the required temperature.
Can I fix champion dishwasher E3 error myself?
Yes, check the incoming water temperature and ensure the dishwasher door is latched. Restarting the unit may also help.
How much does it cost to fix E3 error?
Repair costs range from ¥10,000 to ¥50,000+, depending on parts and technician rates.
When should I call a technician for E3?
Call a technician if you can't safely access the heater assembly or if the error persists after basic checks.
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!