Igniter
If the oven won't light, a weak igniter is the most common cause.
Temperature sensor
Reads or limits temperature. A failed one can stop the heat or let it run too hot.
Burner control knob
Burners, caps and grates wear and crack with heat.
Igniter
If the oven won't light, a weak igniter is the most common cause.
Spark module
If the oven won't light, a weak igniter is the most common cause.
1IgniterWP9758079
2SensorWPW10181986
3Control knobWPW10339442Part numbers come from the Sears PartsDirect parts list for the Whirlpool WFG510S0AD1 (view the list), checked November 15, 2026. Amazon buttons open a search for the part number; we may earn a commission.
Where the model number is
Open the oven door or pull out the storage drawer: the plate is on the frame. Some models: behind the kick panel.