F2Serious
KitchenAid Dishwasher F2 Error Code
The heating element is not functioning or drawing too much current.
Common causes
- Failed heating element
- Open or shorted thermistor
- Control board relay failure
How to fix it
- Check for continuity across the heating element (10-30 ohms)
- Inspect thermistor resistance at room temperature (approx. 50k ohms)
⚠ When to call a pro: If the heating element or thermistor tests faulty, replace them; if not, call a pro for control board.
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Always unplug the appliance (and turn off the water for washers/dishwashers) before inspecting. These guides are for information only and are not a substitute for a professional repair.