Whirlpool dishwasher error code
F4E3
Heating error
The dishwasher could not heat the water or dry the dishes the way it expected.
Also shown on some Whirlpool models as: F4 E3 F4-E3 4 flashes, pause, 3 flashes
Try these free fixes first
Unplug the dishwasher before opening any panel.
- Unplug the dishwasher, or turn off its breaker if hardwired, for 30 seconds.
- Restore power and run a normal cycle.
- Run the kitchen hot water tap before starting so the dishwasher fills with hot water.
- If the code comes back, stop using the heat options and book service.
Still showing F4E3?
Call a technician if the code returns after a reset; the heating element or its control circuit is the usual cause.
Questions people ask
What does F4E3 mean on a Whirlpool dishwasher?
F4E3 on a Whirlpool dishwasher means: heating error. The dishwasher could not heat the water or dry the dishes the way it expected.
How do I fix Whirlpool dishwasher error F4E3?
Unplug the dishwasher, or turn off its breaker if hardwired, for 30 seconds. Restore power and run a normal cycle. Run the kitchen hot water tap before starting so the dishwasher fills with hot water. If the code comes back, stop using the heat options and book service.
When should I call a repair technician?
Call a technician if the code returns after a reset; the heating element or its control circuit is the usual cause.
Related dishwasher codes
Samsung 3EDishwasher: Incoming water too hotSamsung HEDishwasher: Temperature not detected correctlyLG HEDishwasher: Water heating errorBosch E09Dishwasher: Heater faultBosch E12Dishwasher: Limescale in the heat pumpGE C6Dishwasher: Incoming water too coldSource: Whirlpool official support · Reviewed 2026-10-01