Whirlpool Cooktop Error Code F3-E1

F3-E1 indicates that the lower oven temperature sensor has been detected as open or shorted by the control board. The sensor is responsible for monitoring oven cavity temperature, and when its circuit falls outside the expected range, the control board disables the oven and displays this code. Diagnostics can be started by pressing CANCEL, CANCEL, then START to enter the built-in diagnostic mode and check the live sensor reading.

No, you should not attempt to use the lower oven while F3-E1 is active. The error means the control board cannot accurately monitor oven temperature, which removes the primary safeguard against overheating. The oven should remain out of service until the sensor or wiring issue is resolved.

If only the temperature sensor needs replacement, parts typically range from $20 to $60 depending on the model, and the repair is relatively inexpensive if done without a service call. A professional repair visit including labor generally ranges from $100 to $250 for a sensor replacement. Control board replacement, if required, can push total costs higher, often in the $200 to $400 range including labor.

A knowledgeable DIYer can perform basic diagnostics such as inspecting connector P10, checking the wiring harness for visible damage, and testing sensor resistance with a multimeter. If the sensor has failed, replacing it is a straightforward repair on most Whirlpool models. However, if the control board is suspected, professional diagnosis is recommended to avoid purchasing unnecessary parts.

A reset may temporarily clear the code, but it will return if the underlying sensor or wiring fault is not repaired. If the sensor is open or shorted, the control board will detect the fault again as soon as the oven attempts to operate. A reset is useful for confirming whether the fault is intermittent, but it is not a fix.