The Whirlpool washer F3E2 error code is a temperature sensor error.
If the water temperature sensor reading is out of the following range:
14°F to 230°F or 10°C to 110°C
the control will shut down the machine and give you the F3E2 error.
You can check the temperature sensor with an ohm meter to verify the sensor is bad. The correct ohm reading should be between 500-100K ohms, if not the sensor is bad and needs to be replaced.
This Whirlpool Washer F3E2 error troubleshooting and repair information applies to model WFW75HEFW and all the models listed under the related models section below.