KitchenAid Oven Error Code F6

F6 means the control board has detected a shorted or out-of-range signal from the meat probe circuit. The board monitors the resistance of the probe thermistor and triggers F6 when it reads a value that indicates a short or miswiring. The issue can be in the probe itself, the probe jack inside the oven cavity, or the wiring harness behind the jack.

In many cases the oven will still bake and broil normally without the probe inserted, since F6 is specific to the probe circuit. Remove the meat probe completely and see if the code clears. If the oven operates without the probe plugged in, you can continue using it for standard cooking functions while you source a replacement probe. Do not use the oven in probe-assisted cooking modes until the fault is resolved.

F6 should only trigger when a probe is connected to the jack, since the circuit is inactive when nothing is plugged in. If F6 appears with no probe inserted, the probe jack wiring is likely shorted internally or the harness has a short to ground. In this situation, inspect the jack connector and harness at the rear of the oven for damaged insulation or pinched wires.

Start by unplugging the meat probe and measuring its resistance with a multimeter. A good probe reads approximately 78 kΩ at 60°F or 37 kΩ at 90°F. If the resistance is out of range, replace the probe. If the probe tests good, inspect the probe jack inside the oven for corrosion or looseness, then check the harness connector at the rear of the oven where the jack connects to the wiring. A technician should handle harness repairs or control board replacement if those steps do not resolve the code.

If the meat probe has failed, a replacement probe typically costs between $20 and $60 depending on the model, and replacing it is a simple DIY task requiring no tools. If the probe jack or wiring harness is damaged, a service call will add $100 to $200 or more in labor. A failed control board is the most expensive outcome, with parts ranging from $150 to $350 plus labor, making professional diagnosis worthwhile before ordering that part.