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

Next step

Choose the next step for E05

Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.

Based on diagnostic data

Most relevant component to inspect

Temperature Sensor

Monitors the internal temperature to ensure correct operation and prevent overheating.

Typical part-only price
$15 - $35
DIY difficulty
Easy
Estimated time
15-30 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.

Find a part that fits my model

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.

Possible related component

Thermistor

Measures precise temperature changes and sends resistance feedback to the control board.

$15 - $35 · Easy · 15-30 mins

Check fit & price
Model number required

Model-compatible Toaster 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.

Find a part that fits my model

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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: 2026-07-25

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