Chef Cooktop Error F03
⚡ Quick Answer: The F03 error code on your Chef cooktop indicates a potential malfunction in the temperature sensor, which may result in erratic display readings or a... ✅ DIY Fixable
What Does Error F03 Mean?
The F03 error code on your Chef cooktop indicates a potential malfunction in the temperature sensor, which may result in erratic display readings or an inability to heat properly. If you see this error, it may be wise to perform a basic power reset by unplugging the cooktop or turning off the circuit breaker for at least 60 seconds. If the error persists, further inspection may be necessary to identify any faulty internal components.
Possible Causes
- Temperature Sensor
How to Fix Error F03
DIY Fix Basic power reset
- Turn off the circuit breaker or unplug the cooktop for at least 60 seconds
- Restore power and observe if the F03 code reappears
- Attempt normal operation
Technician Only Diagnostic inspection
- Use the correct service manual for the exact Chef cooktop model to identify the meaning of F03
- Inspect the touch control module for communication faults
- Check wiring harnesses and connectors for damage, continuity, and secure mating
- Test control board communication pathways and replace any defective modules as specified by the manufacturer
Parts needed: Touch control module, Wiring harness, Control board
- If the error code remains after a power reset
- If any internal components are suspected to be faulty
- If there is visible damage, burning smell, or unsafe conditions
Next step
Choose the next step for F03
Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.
Most relevant component to inspect
Wiring Harness
Connects controls, sensors, motors, and other electrical components inside the appliance.
- Typical part-only price
- $20 - $120
- DIY difficulty
- Medium
- Estimated time
- 30-90 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.
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.
Main Control Board
The central brain of the appliance that controls all components, cycles, and timings.
Model-compatible Cooktop 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.
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Optional routine care
Maintenance supplies
These products support cleaning or routine upkeep. They are separate from the possible repair components above and are not claimed to fix this error code or symptom.
Non-Scratch Cooktop Cleaner
A routine surface-care product. Confirm that it is approved for the specific glass, ceramic, enamel, or stainless finish.
Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. Recommendations are based on routine-care relevance, not commission rate.
Technical Specifications
| note | The previous model-independent part specification was removed. Verify the full model number and diagnosis in the manufacturer's official parts catalog before ordering. |
|---|---|
| part_number | None |
Common Questions
What does F03 error mean on chef cooktop?
F03 error indicates a malfunction in the temperature sensor, causing erratic readings or heating failures.
Can I fix chef cooktop F03 error myself?
Yes, you can perform a basic power reset by unplugging the cooktop or turning off the circuit breaker for 60 seconds.
How much does it cost to fix F03 error?
Repair costs vary by model and part, potentially ranging from $100 to $500 or more.
When should I call a technician for F03?
Call a technician if the error persists after a power reset, or if you suspect faulty internal components.
Sources & References
- F03 - Electric Cooktop Error Code (JennAir) (official)
- F03 - Electric Cooktop Error Code (Maytag) (official)
Data last verified: 2026-07-31
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