Whirlpool Oven Error F3

DIY Fix Reset power and observe

1. Turn off oven power at circuit breaker or unplug for ~1 minute.
2. Restore power and watch for F3 code reappearance.

Technician Only Test & Replace Temperature Sensor

1. Disconnect power to the oven.
2. Access the oven cavity rear or sensor location.
3. Disconnect sensor wiring and test with a multimeter for expected resistance.
4. Replace sensor if reading is outside expected range and reassemble.
5. Power up and verify error clearance.

Parts needed: oven temperature sensor

Technician Only Inspect Wiring and Connections

1. With power off, check harness and connectors between sensor and control board for damage or loose connections.
2. Repair or replace any faulty wiring.
3. Re-test oven for error persistence.

Parts needed: wiring harness/connectors

Technician Only Control Board Diagnosis and Replacement

1. Verify sensor and wiring diagnostics first.
2. If F3 persists, test control board signals and replace board if faulty.
3. Reassemble and test oven operation.

Parts needed: control board