Frigidaire · Oven
Frigidaire Oven F09 Error Code
Oven over maximum safe temperature
What this error means
F09 is a safety shutdown from excessive cavity temperature.
How F09 is detected
Temperature and pressure sensors on Frigidaire oven models provide feedback loops the control uses to modulate heat, defrost, and cycle timing. F09 indicates the sensor circuit read open, shorted, or out of range. On Frigidaire FGEH3047VF, Frigidaire FPEH3077RF, and similar variants, wiring harness damage at hot connectors, corrosion from steam, or the sensor element itself fails most often.
turn off breaker until cool. Reseat connectors before replacing sensors—RTD oven probes should read approximately 1,080 ohms at room temperature on many GE and Whirlpool platforms. Compare your reading to the service chart for Frigidaire FGEH3047VF, Frigidaire FPEH3077RF, and similar variants. Intermittent F09 during high heat often traces to wire routing touching hot internal surfaces.
Common causes
- Welded bake relay
- Detached sensor reading cold
- Runaway clean cycle
- External heat near range
Step-by-step fixes
- 1Turn off breaker until cool
- 2Verify sensor mounted correctly
- 3Test element ground leakage
- 4Do not restart until cleared
When to call a technician
F09 after cool-down with good sensor suggests ERC replacement.
Affected models
- Frigidaire FGEH3047VF
- Frigidaire FPEH3077RF
- Frigidaire GCFE3067AF
Prevention & maintenance
- Avoid steam cleaners directly on control panels; moisture ingress causes sensor and keypad faults including F09.
- Record when F09 appears in the cycle and whether it clears after a 60-second power reset on your Frigidaire oven—that detail speeds diagnosis if you call service.
- Keep the model and serial number from the rating plate when ordering parts for F09; Frigidaire uses multiple revisions with different harness lengths and board firmware.
- Photograph wiring connector orientation before disconnecting any component while troubleshooting F09; reversed plugs on pumps and valves cause immediate repeat faults.