F3E1Medium
Whirlpool dryer error F3E1
F3E1 means the dryer's exhaust thermistor has failed.
Also shows as F3 E1
Symptom
F3E1
Free checks
3 checks
Most likely cause
Exhaust thermistor failed
The 3 free checks
Start at the top. Unplug the machine first.
- 01
With the dryer unplugged, check the exhaust thermistor's wiring for loose connections.
- 02
Measure the exhaust thermistor's resistance — expect about 10,000 to 11,000 ohms at room temperature.
- 03
Turn off the dryer's circuit breaker(s) for one minute, then turn them back on and start a timed dry cycle to see whether F3E1 returns.
What causes it
Listed most likely first.
| Cause | How often | DIY |
|---|---|---|
| Exhaust thermistor failed | Most common | Yes |
| Exhaust thermistor wire harness loose or damaged | Common | Yes |
| Electronic control board | Rare | Yes |