How to Fix an Oven Not Heating
Last updated: 4 September 2026
Quick Answer
Test the heating element with a multimeter, replace if faulty, and check the thermostat.
Overview
An oven that won't heat can disrupt meal preparation. This guide covers diagnosing and fixing common heating issues.
Step-by-Step Fix
Safety & Preparation
Before beginning any repair, ensure you have isolated power or water supplies. Clear your workspace, gather standard hand tools, and wear appropriate personal protective equipment (PPE).
- First, ensure your safety by turning off the oven at the control knob, then locate its dedicated circuit breaker in your fuse box and switch it off completely. It's crucial to confirm the power is fully disconnected before you touch anything inside the oven to avoid electric shock.
- Once power is off, carefully remove the screws holding the back panel of the oven in place, usually at the rear exterior. Gently pull the panel away to reveal the oven's internal components, paying close attention to the heating element connections.
- Set your multimeter to the continuity or ohms setting, then carefully touch one probe to each terminal of the heating element, ensuring no contact with the oven casing. A reading of zero or a small number of ohms indicates continuity, while an open circuit (no reading or 'OL') means the element is faulty and needs replacing.
- If your multimeter showed no continuity, indicating a broken element, carefully disconnect the wires from the old element terminals and unscrew its mounting brackets. Replace it with a new, identical heating element, securing it in place and reattaching the wires firmly to the correct terminals.
- After checking the heating element, inspect the thermostat and temperature sensor for any visible damage like burnt spots or loose wires. You can also test the temperature sensor for continuity or resistance with your multimeter, cross-referencing its expected readings with your oven's manual if available.
- Once you've completed all checks or replacements, carefully reattach the oven's back panel, ensuring all screws are tightened securely. Finally, restore power at the fuse box and test the oven on a low heat setting to confirm it's now heating correctly.
Common Symptoms & Diagnostic Resolutions
Review the common error codes and operating symptoms below to quickly identify the root cause of the fault before ordering replacement parts.
| Symptom / Code | Likely Root Cause | Recommended Resolution |
|---|---|---|
| Oven not heating | Faulty heating element | Replace the heating element. |
| Oven trips breaker | Short circuit | Check the heating element and wiring. |
Frequently Asked Questions
How do I test an oven heating element?
Use a multimeter to check for continuity between the terminals.
Can I replace an oven heating element myself?
Yes, with basic electrical skills.