Breville Toaster Error E05

⚡ Quick Answer: The Breville toaster error E05 indicates a malfunction related to the heating element, specifically in the internal temperature regulation system. Thi... ✅ DIY Fixable

What Does Error E05 Mean?

The Breville toaster error E05 indicates a malfunction related to the heating element, specifically in the internal temperature regulation system. This may result in the toaster failing to toast bread or producing unusual smells. The issue can arise either during operation or immediately upon startup, often leading to the appliance shutting off or beeping, rendering it unusable.

Common Symptoms:

  • Error E05 displayed on screen
  • Toaster oven shuts off or beeps and becomes unusable
  • Occurs during operation or immediately on startup

Possible Causes

  • Faulty or out‑of‑spec temperature sensor (medium)
  • Control board or triac / power electronics malfunction (medium)

How to Fix Error E05

DIY Fix Basic safety and reset attempt

  1. Immediately turn off and unplug the toaster oven when E05 appears
  2. Allow the unit to cool completely
  3. Plug back into a dedicated outlet on its own circuit to rule out outlet issues

Technician Only Inspect and replace temperature sensor

  1. Disconnect power and open the unit following service manual / safety guidelines
  2. Locate the internal temperature sensor (typically near heating elements)
  3. Measure resistance/continuity and compare to expected spec
  4. Replace sensor if out‑of‑spec
  5. Reassemble and test

Parts needed: Temperature sensor / thermistor, Screws and connectors

Technician Only Diagnose and repair control electronics

  1. With power off, inspect control board and power electronics (triac board) for visible damage
  2. Test triac board functionality and replace if failed
  3. Reassemble and verify proper function

Parts needed: Control board / triac module

🛑 When to Call a Pro:
  • If error persists after basic reset and inspection
  • If internal diagnostics show control board or sensor faults

Technical Specifications

wattage 1800W
component Heating Element
resistance 10-30 ohms
part_number BTA730XL-HEAT
voltage_rating 120V AC

Common Questions

What does E05 error mean on Breville toaster?

E05 indicates a malfunction in the heating element, often leading to failure in toasting and unusual smells.

Can I fix Breville toaster E05 error myself?

Yes, try resetting by unplugging the toaster for 15-30 minutes and plugging it back into a dedicated outlet.

How much does it cost to fix E05 error?

$15-$60 for a temperature sensor plus labor costs, depending on the technician's rates.

When should I call a technician for E05?

Call a technician if the error persists after a reset or if diagnostics indicate control board or sensor faults.

Data last verified: 2026-07-07

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