As of 2015, common fault codes for Whirlpool washers are FH, which indicates no water detected entering the machine or pressure switch trip not detected, F02, which indicates long drain times, and F09, which indicates an overflow condition. Appliance Parts Pros lists all Whirlpool fault codes on its website.
The long drain error is displayed when the drain time exceeds eight minutes. Additional error codes include F05, which indicates the water temperature is out of range, F07, which indicates a short in the motor control unit, and Sud, which indicates too much detergent was used. Appliance Parts Pros lists possible causes and remedies for each code on its website.