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

  1. Ensure the hot water supply to the dishwasher meets the manufacturer’s required temperature.
  2. Confirm dishwasher door is fully closed and latched correctly.
  3. Restart the dishwasher after power off to see if error clears.

Technician Only Test and replace booster heater components

  1. Disconnect power to the dishwasher before servicing.
  2. Measure resistance across the booster heater element and compare to specifications; replace heater element if open or out of range.
  3. Check wiring, thermostat, and temperature sensor related to the booster heater; replace components showing faults.
  4. Verify the high‑limit thermostat reset if present and check for recurrent trips.
  5. 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

🛑 When to Call a Pro:
  • 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

Technical Specifications

wattage 60W
component Drain Pump Assembly
resistance 10-30 ohms
part_number Champion 123456789
voltage_rating 120V AC

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: 2026-07-01

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