Whirlpool Dryer Error Codes: F01, E1, F22, AF Complete Guide
Whirlpool dryer error codes: F01 = primary control board fault. E1 = thermistor (NTC sensor) open or shorted. F22 = exhaust thermistor. F23 = exhaust thermistor shorted. AF = restricted airflow (similar to Samsung d80 but less specific). F30 = moisture sensor fault. L2 = low line voltage (check both 240V breaker poles). Whirlpool Cabrio dryer codes use the same format as Cabrio washer codes. Duet dryer codes match the Duet washer format. Diagnostic mode: press More Time + Less Time + More Time within 6 seconds.
What Does the HUB-CODES Code Mean?
Whirlpool dryer codes: F01=board, E1=thermistor, F22/F23=exhaust sensor, AF=airflow restricted, L2=low voltage (check breaker).
Common Causes
- F01 control board
- E1 thermistor
- F22/23 exhaust sensor
- AF airflow
- L2 low voltage
- F30 moisture sensor
Symptoms You May Notice
- Whirlpool Dryer Error Codes: F01, E1, F22, AF Complete Guide
Can you reset a Whirlpool dryer to clear the HUB-CODES code?
Unplug 60 sec.
Tools Required for Diagnosis
Diagnostic Checklist
Follow these steps in order. We start with the easiest external fixes before opening up the machine.
Follow guide.
Follow guide.
Check codes.
Pro if needed.
Frequently Asked Questions
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Last verified for technical accuracy on March 16, 2026