KitchenAid Toaster Oven: not heating

Possible Causes

Failed or broken heating element

How to Identify: Visual inspection: element does not glow orange when on, visible breaks or burnt spots on the element.

Part: Heating element

Faulty thermostat

How to Identify: Oven does not reach set temperature; temperature inside significantly lower than set point when checked with an external thermometer.

Part: Thermostat/temperature control

Blown internal thermal fuse

How to Identify: Fuse shows signs of burning/discoloration; continuity test with multimeter shows open circuit.

Part: Thermal fuse

Internal wiring/connectivity failure

How to Identify: Loose or damaged wires inside the unit; intermittent heating or no response when switching settings.

Part: Internal wiring or connections

DIY Solutions

Inspect and Replace Heating Elements

Moderate 30–60 minutes

Tools Needed: screwdriver, multimeter, replacement heating element

1. Unplug the toaster oven and allow it to cool.
2. Remove exterior panels as appropriate to access heating elements.
3. Visually inspect elements for breaks or burn marks and test continuity with a multimeter.
4. If an element is broken, disconnect and replace with the correct replacement part.
5. Reassemble and test oven function.

⚠️ Safety First: Always disconnect power before opening the unit

Test and Replace the Thermostat

Advanced 45–90 minutes

Tools Needed: screwdriver, multimeter, replacement thermostat

1. Unplug the toaster oven.
2. Access the thermostat sensor and control area by removing panels.
3. Use a multimeter to test the thermostat for proper continuity at room temperature.
4. If faulty, replace with manufacturer-compatible thermostat.
5. Reassemble and test under controlled conditions.

⚠️ Safety First: Ensure power is disconnected

Check and Replace Thermal Fuse

Moderate 30–45 minutes

Tools Needed: screwdriver, multimeter, replacement thermal fuse

1. Unplug the oven and access internal components.
2. Locate the thermal fuse and visually inspect for burn marks.
3. Test with multimeter for continuity.
4. Replace fuse if open circuit is detected.
5. Reassemble and test heat function.

⚠️ Safety First: Thermal fuses are specific to model; use correct rating.

Next step

Choose the next step for not heating

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

Heating Element

Heats the water or air inside the appliance to the required temperature.

Typical part-only price

$40 - $95

DIY difficulty

Medium

Estimated time

30-45 mins

Optional: enter your model number

Apply

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

Thermostat

Regulates temperature by turning the heating or cooling system on or off.

$15 - $40 · Easy · 15-30 mins

Check fit & price

Possible related component

Thermal Fuse

A safety device that cuts off power to the appliance if it starts to overheat.

$10 - $20 · Easy · 10-20 mins

Check fit & price

Model number required

Model-compatible Toaster Oven 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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Professional Repairs

Internal Wiring and Control Repair

Estimated Cost: $80 - $150

Control Board/Temperature Control Module Replacement

Estimated Cost: $100 - $200

When to Call a Professional

If internal electrical components beyond heating element and thermostat are suspected faulty

If the unit exhibits electrical arcing, smoke, or burning smell

If the appliance is under warranty and DIY disassembly may void it

Preventive Maintenance

• Clean crumb tray and interior regularly: Food buildup that can interfere with heating efficiency
  Frequency: monthly
• Visually inspect heating elements periodically: Early detection of element wear or damage
  Frequency: annually

Frequently Asked Questions

Why is my KitchenAid Toaster Oven not heating?

Common causes include a failed heating element, a faulty thermostat, or a blown thermal fuse.

How do I fix KitchenAid Toaster Oven not heating myself?

Inspect and replace the heating element, test the thermostat, or check the thermal fuse.

How much does it cost to fix not heating?

Professional repairs range from $80 to $200, depending on the issue.

When should I call a technician for not heating?

If DIY solutions don't work or if internal wiring issues are suspected, contact a technician.

References & Sources

• Toaster Oven Turns On But No Heat? (Reason & Fix) Community

User Suggested Solutions