The error code of "IE" signifies a water inlet error. This means that your machine is not filling to the proper water level, and may be fixed by ensuring that machine's water supply is properly connected and turned on.
A drain error will result in an error code of "OE." This means that your washer is not properly draining. Ensure that your drain hose is free of kinks and clean. Your filter also must be clean
An error code of "FE" represents an overflow error. This means that the water level is too high, and the machine will start draining itself automatically.
An error code of "E1" represents a leakage error. This means there is a leak in one of your hose connections.