F23Warning
Whirlpool Dryer F23 Error Code
The moisture sensor signal is out of range or missing, causing incorrect drying cycle control.
Common causes
- Failed moisture sensor
- Loose wire between sensor and control board
- Faulty control board
How to fix it
- Clean sensor strips with fine sandpaper.
- Check continuity of sensor wires back to control board connector.
- Replace sensor if wires and cleaning do not help.
⚠ When to call a pro: If code persists, control board likely failed.
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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.