JennAir Older Range Code F1-1: Temperature sensor reading

What F1-1 means

Older JennAir electric and gas ranges like the JDR8895AAS and JDS8850AAB use hyphenated codes, and F1-1 belongs to the oven temperature group. It means there may be a problem with the oven temperature sensor, the control, or the wiring between them. Expect the oven to stop heating or to refuse a cycle while the code shows. The cooktop side typically stays usable.

Common causes of F1-1

Oven temperature sensor failing
Corroded or loose sensor connector
Oven control not reading the sensor properly

✓ One safe check you can try

1. Press Cancel, open the door and let the cavity cool. 2. Switch off the breaker for about a minute and restore it. 3. Try a 350 degree bake for a few minutes. 4. If the display says F1-1 again, keep the oven off. The cooktop is normally still fine to use.

! Why to stop there

F1-1 shares its description with several siblings, so we confirm the exact sensor circuit by measurement.
Wiring at the back of the oven is in a hot, cramped space that is not meant for owners.
A written price comes first and our work is warranted for 30 days.

Opening a panel yourself does not automatically cancel a manufacturer warranty, but it can cause accidental damage, and some manufacturers set their own service conditions. Check your warranty terms, or ask us, before deciding.

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Other Range codes

FEE7JennAir Range Code FEE7: Main cavity broil element Flashing Time, Clock, 12:00, Power Loss or Enter TimeJennAir Range Display "12:00" or "Power Loss": Set the Clock After an Outage Indicator FlashingJennAir Range Cooktop Indicator Flashing: Keys Pressed or Controls Set Wrong Indicator or Hot Light OnJennAir Range Hot Light On: A Control or Element Is Still Hot Lo or PreJennAir Range Display "Lo" or "Pre": The Oven Is Warming Up LockJennAir Range Cooktop Control Lock: Unlock to Use the Surface Locked, Lock or LocJennAir Range Oven Display "Locked", "Lock" or "Loc": Unlock Controls and Door Press Cancel to ResetJennAir Range Message "Press Cancel to Reset": Clear the Alert

F1-1F1-1 questions

What does the hyphen in F1-1 mean?

Older JennAir ranges write the sub-code after a hyphen. F1-1 sits in the oven temperature family along with F1-H and a few others. Older ranges write a hyphen between the digits, which separates the code groups.

Is F1-1 urgent?

It is not an emergency, but an oven that cannot read its temperature should not be used. Plan a visit soon. Leave the oven unused until a technician has checked the sensor circuit.

Could the sensor just need cleaning?

A sensor probe is not cleaned in normal use. Heavy spills near it can matter, but the official causes are the sensor, the control or the wiring.