Frigidaire Oven & Stove Error Codes

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📋 Error Code Index — Frigidaire Oven & Stove

F10Temperature Runaway F11Stuck Key / Shorted Keypad F30Low Voltage F31High Voltage F3Temperature Sensor Open F4Temperature Sensor Short F8Door Lock Fault

F10

Temperature Runaway

Oven temperature exceeded maximum safe limit — uncontrolled heating.

Urgent

Possible Causes
Temperature sensor shorted — sending false low reading
Control board relay welded closed — heater running unregulated
Diagnostic Steps
1Disconnect power immediately
2Test temperature sensor — near 0Ω confirms short
3Replace sensor and verify relay before returning to service

F11

Stuck Key / Shorted Keypad

A key on the membrane panel is continuously activated.

Medium Priority

Possible Causes
Moisture on keypad causing false activation
Physical damage to membrane keypad
Debris under keypad surface
Diagnostic Steps
1Dry keypad area with clean cloth
2Press Cancel to reset
3Disconnect power 60 seconds
4Replace control panel if fault persists

F30

Low Voltage

Control board detecting low supply voltage.

Medium Priority

Possible Causes
Household voltage below rated minimum
Loose connection at terminal block
Circuit breaker partially tripped
Diagnostic Steps
1Check circuit breaker — reset if tripped
2Verify terminal block connections are tight
3Contact electrician if supply voltage is confirmed low

F31

High Voltage

Control board detecting high supply voltage.

High Priority

Possible Causes
Utility supply voltage elevated above rated maximum
Neutral wire loose — causing voltage imbalance
Diagnostic Steps
1Contact utility company if supply voltage is confirmed high
2Check neutral connection at service panel
3Do not operate appliance until voltage is within rated range

Temperature Sensor Open

RTD probe open circuit — oven cannot monitor temperature.

Medium Priority

Possible Causes
RTD probe failed open internally
Connector loose or corroded
Probe wiring open
Diagnostic Steps
1Test probe resistance — ~1080Ω at room temperature
2OL reading confirms failed probe
3Reseat connector before replacing
4Replace sensor if open confirmed

Temperature Sensor Short

RTD probe shorted — control receiving incorrect temperature reading.

Urgent

Possible Causes
RTD probe failed shorted
Probe wiring touching oven cavity metal
Diagnostic Steps
1Test probe — near 0Ω confirms short
2Inspect probe wiring
3Replace sensor — do not operate until repaired

Door Lock Fault

Door lock not confirming position during self-clean cycle.

Medium Priority

Possible Causes
Lock motor failed
Mechanical obstruction in latch path
Wiring to lock assembly open
Diagnostic Steps
1Check latch for obstruction
2Test lock motor continuity
3Replace lock assembly if motor failed

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Important Notice: Error code information on this page is based on Frigidaire manufacturer service documentation. Oven repair involves high-voltage components. Gas appliances require licensed gas technician service. AppliancesCare Appliance Repair LLC provides this information for educational purposes only.