Breville Toaster Error E03

⚡ Quick Answer: The Breville toaster E03 error indicates an over-temperature fault, meaning the heating element has detected a temperature above its safe limit. This ... ✅ DIY Fixable

What Does Error E03 Mean?

The Breville toaster E03 error indicates an over-temperature fault, meaning the heating element has detected a temperature above its safe limit. This error typically occurs during or shortly after heating, causing the unit to shut down and requiring a cooldown period. It often results in the toaster failing to toast bread or producing unusual clicking sounds. To prevent this, avoid prolonged use at high temperatures and ensure proper airflow within the unit.

Common Symptoms:

  • Error E03 appears on display during or shortly after heating
  • Unit shuts down heating and requires cooldown
  • Occurs when oven runs at high temperature for extended period

Possible Causes

  • Unit internal temperature exceeded safe limit (overheating) (medium)

How to Fix Error E03

DIY Fix Cool Down and Reset

  1. Turn off and unplug the toaster oven immediately.
  2. Allow the appliance to cool down completely.
  3. Once fully cooled, plug the unit back in and test if the error clears.

DIY Fix Avoid Overheating Conditions

  1. Avoid running the oven at its highest temperature settings for prolonged periods.
  2. Ensure no foil or liners blocking airflow inside the oven.
  3. Keep vents and interior clean of crumbs or buildup to promote airflow.

Technician Only Inspect and Replace Temperature Sensor if Faulty

  1. With power disconnected, access the internal temperature sensor component.
  2. Test the sensor for proper resistance values at ambient and elevated temperatures.
  3. Replace the sensor assembly if readings are out of specification.

Parts needed: temperature sensor

🛑 When to Call a Pro:
  • If E03 persists after normal cool down and basic checks
  • If internal components (sensor or control board) are suspected faulty

Technical Specifications

wattage 1800W
component Heating Element
resistance 10-30 ohms
part_number BREVILLE BTA840XL-HEAT
voltage_rating 120V AC

Common Questions

What does E03 error mean on breville toaster?

E03 indicates an over-temperature fault, meaning the appliance is overheating and has shut down.

Can I fix breville toaster E03 error myself?

Yes, you can cool down the toaster and reset it by unplugging it for 15–30 minutes.

How much does it cost to fix E03 error?

The estimated repair cost for E03 error is between ¥5,000 and ¥15,000 for parts, depending on the model.

When should I call a technician for E03?

Call a technician if the E03 error persists after cooldown or if internal components are suspected faulty.

Sources & References

Data last verified: 2026-04-14

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