Lg Dishwasher Error E3

⚡ Quick Answer: The LG dishwasher E3 error indicates a heating-related fault, meaning the appliance cannot heat water to the required temperature. This issue often le... ⚠️ Difficulty Varies

What Does Error E3 Mean?

The LG dishwasher E3 error indicates a heating-related fault, meaning the appliance cannot heat water to the required temperature. This issue often leads to the dishwasher stopping mid-cycle, leaving water cold during wash cycles, and displaying the E3 code on the control panel. Common causes include a malfunctioning heating element, a faulty thermostat or temperature sensor, and potential control board or wiring issues affecting the heating system.

Common Symptoms:

  • Dishwasher stops mid‑cycle
  • Water remains cold during wash cycles
  • E3 displayed on control panel

Possible Causes

  • Heating element malfunction (medium)
  • Faulty thermostat or temperature sensor (medium)
  • Control board or wiring issues affecting heating system (low)

How to Fix Error E3

DIY Fix Basic dishwasher reset and checks

  1. Turn off and unplug the dishwasher (or switch off circuit breaker) for 5–10 minutes.
  2. Restore power and run a test cycle to see if E3 persists.
  3. Ensure the dishwasher is level and the door is fully closed.

Technician Only Diagnose and replace heating components

  1. Disconnect power to the dishwasher.
  2. Access the lower access panel to locate the heating element and temperature sensor.
  3. Test heating element and thermostat for continuity with a multimeter.
  4. Replace the heating element or thermostat if faulty.
  5. Inspect wiring harness and control board connections tied to heating circuit.

Parts needed: Heating element, Thermostat/temperature sensor, Control board (if required)

🛑 When to Call a Pro:
  • If you’re unfamiliar with electrical/mechanical diagnosis
  • If replacement parts testing requires professional tools
  • If the error persists after basic troubleshooting

Technical Specifications

wattage 50W
component Drain Pump
resistance 10-30 ohms
part_number LG 4681EA2001T
voltage_rating 120V AC

Common Questions

What does E3 error mean on LG dishwasher?

E3 error indicates a heating fault, preventing the dishwasher from heating water properly.

Can I fix LG dishwasher E3 error myself?

Yes, you can try a basic reset or check for level and door closure, but complex issues may require a technician.

How much does it cost to fix E3 error?

Repair costs range from $100 to $400, depending on parts and labor needed.

When should I call a technician for E3?

Call a technician if you're unfamiliar with electrical diagnosis or if the error persists after basic troubleshooting.

Sources & References

Data last verified: 2026-01-10

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