Frigidaire Oven / Range F91 error code
- Oven / Range
On Frigidaire oven / ranges, error F91 indicates: Door lock circuit fault. Start with a 5-minute power reset at the breaker, then follow the oven / range-specific checks below before ordering replacement parts for F91. If the code returns on two consecutive cycles after a reset, treat it as a confirmed fault — not a one-time power glitch.
Reviewed August 2025 · sources below
Safe to keep using?
Safe for limited use
No immediate safety hazard detected, but monitor during use.
- • Monitor the appliance during use and stop if symptoms worsen.
5 product recalls may apply
Brand-level matches — verify your model.
Show
5 product recalls may apply
Brand-level matches — verify your model.
- Notice
Electrolux Group Recalls Frigidaire Gas Ranges Due to Burn Hazard
Mar 2026 · Confirm your model
- Notice
Electrolux Group Reannounces Recall of Frigidaire and Kenmore Electric Ranges Due to Fire and Burn Hazards; Multiple Fires and Injuries Reported
May 2024 · Confirm your model
- Notice
Electrolux Group Recalls Frigidaire Rear-Controlled Ranges Due to Electric Shock and Electrocution Hazards
Feb 2024 · Confirm your model
- Notice
Electrolux Group Recalls Frigidaire Gas Cooktops Due to Risk of Gas Leak, Fire Hazard
Aug 2023 · Confirm your model
- Notice
Frigidaire and Kenmore Wall Ovens Recalled by Electrolux Due to Fire Hazard (Recall Alert)
Jul 2016 · Confirm your model
Next step
Still seeing F91?
Show a photo or describe the symptom. Answer a few safety-first questions and see whether a part is needed.
Free guided checks · No account required · Don’t open live electrical, gas, or refrigerant equipment
How to fix F91
- Unplug the oven / range or turn off power at the breaker before inspecting any components.
- Reset Frigidaire F91: leave power off for 5 minutes, restore power, then restart. Confirm whether F91 returns.
- Check the most common cause for F91: Door lock circuit fault.
- Inspect hoses, connections, and visible wiring for damage, clogs, or loose fittings.
- If a reset and basic checks don't clear the code, use our lookup tool for AI-powered diagnosis or contact a qualified technician.
- Reassemble, restore power, and run a test cycle. If F91 returns, the faulty component likely needs replacement.
Call a pro when: Call a technician if you smell burning, see sparking, hear grinding from the motor, or the code returns after replacing the suspected part.
What F91 means
Door lock circuit fault.
Likely causes
Many codes resolve with cleaning, resetting, or reconnecting.
Check: Power-cycle the appliance and check for obvious blockages or loose connections.
Est. cost: $0–$0
Wear or electrical failure of an internal part.
Check: If basic checks fail, the faulty component likely needs replacement.
Est. cost: $0–$100
Guided repair checklist
Complete the safe checks one at a time. Progress is saved for this browser so you can continue later.
0 of 6 checks recorded
Recommended next action
Start with this check before considering replacement parts.
Check 1 of 6
Unplug the oven / range or turn off power at the breaker before inspecting any components.
Did the repair resolve the issue?
Restoring repair progress…
Questions about F91
What does F91 error code mean on a Frigidaire oven / range?
Door lock circuit fault.
How do I reset Frigidaire oven / range F91?
Unplug the oven / range or switch it off at the breaker for 5 minutes, then restore power and restart. A reset clears a stored F91 after a glitch, but the code will return if the underlying fault is still present.
What part do I need for Frigidaire F91?
Not always — some F91 errors are caused by user-fixable issues like clogs or unbalanced loads. Try the troubleshooting steps first.
Can I fix Frigidaire error F91 myself?
Many F91 errors can be fixed DIY if you're comfortable with basic tools. Start with the reset and steps above. If the issue involves electrical components or the code returns after replacing parts, call a professional.
Other Frigidaire Oven / Range codes
Prevent this problem next time
- Follow manufacturer maintenance schedule
- Address small issues before they worsen
Sources
Manufacturer meaning
Door lock circuit fault.
FixApplianceCode guidance
Start with basic checks for Frigidaire F91 before ordering parts.
Source type: Part database
Source: ModelPartFinder + FixApplianceCode editorial
Last reviewed: 2026-10-24
Repair guidance is for informational purposes only. We do not guarantee that any fix will resolve your issue, and you assume all risk when following these steps. Terms & disclaimer
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