JennAir Wall Oven Code F3E0: upper sensor open or shorted

What F3E0 means

Seen on JennAir wall ovens like the JJW2830DS or JJW8530DDS, F3E0 means there may be a problem with the Upper Oven Temperature Sensor, the control, or the associated wiring. The main oven sensor can read either open or shorted, and the code covers both conditions. Owners see F3E0 on the display, and the upper oven may stop heating or fail to preheat to the temperature you set.

Common causes of F3E0

Upper Oven Temperature Sensor open or shorted
Control misreading the upper sensor circuit
Damaged wiring or connector to the upper sensor

✓ One safe check you can try

1. Cancel the cycle and let the upper oven cool. 2. Shut the circuit breaker off for sixty seconds and restore it. 3. Try a short preheat in the upper oven only. 4. If F3E0 returns, stop using that cavity and call us. On a double oven, the lower oven may still work, but only if it shows no code of its own.

! Why to stop there

Open and shorted readings both trigger the same code, so only measurement tells them apart.
Wiring behind the oven is hard to reach without removing the unit.
A guess at the part can leave you paying twice.

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 Wall Oven codes

FC E9JennAir Wall Oven Code FC E9: Wi-Fi power module wiring Feature Not AvailableJennAir Wall Oven Message "Feature Not Available": Follow the Prompt on the Display Flashing Time, Clock, 12:00, Power Loss or Enter TimeJennAir Wall Oven Display Flashing Time or 12:00: Set the clock after power loss Locked, Lock or LocJennAir Wall Oven Display Locked, Lock or Loc: Controls and door are locked Press Cancel to ResetJennAir Wall Oven Message "Press Cancel to Reset": Clear and power cycle Probe or Insert ProbeJennAir Wall Oven Display Probe or Insert Probe: Meat probe needed PUSH or PSHJennAir Wall Oven Display PUSH or PSH: Press start Sabbath, Sab, 5Ab, or 5A7JennAir Wall Oven Display Sabbath, Sab, 5Ab or 5A7: Sabbath mode is on

F3E0F3E0 questions

Does F3E0 mean the sensor is open or shorted?

Either. The code covers a main oven sensor that reads open or shorted, so it does not tell you which. A technician measures the sensor to find out.

Is the upper oven the only one affected?

F3E0 names the upper oven sensor. The lower cavity has its own code, F3 E1, so a lower oven can be fine while the upper one is not.

What does a sensor repair cost?

We give the price in writing before starting, and the repair carries a 30-day workmanship warranty. The total depends on whether the sensor or the control is the cause.