The appliance is equipped with an automatic error-monitoring system to detect and diagnose problems at an early stage. If this appliance does not function properly or does not function at all, check the following before you call LG Electronics service centre.
IE
Water inlet problem.
Check for a clogged, kinked or frozen water supply hose.
Check water supply.
OE
Drainage Problem.
Check for a clogged, kinked or frozen drain hose.
Waste spigot is clogged.
Remove knockout on waste spigot.
Filters are clogged.
Clean Filters.
bE
Oversudsing caused by improper detergent, such as liquid dish soap.
Do not use hand dishwashing liquids. Only use detergents which are designed for use in automatic dishwashers.
To remove detergent residue in the tub, pour approximately 100~200 ml of milk into a shallow bowl, place it to the upper rack and then run the appliance on the Auto cycle.
Failure to level appliance.
Make sure that the appliance is properly leveled.
HE
Heater circuit failure
Call for service if the same problem occurs again.
FE
Excessive water supplied.
Call for service if the same problem occurs again.
AE
Water leakage problem
Call for service if the same problem occurs again.
tE
Thermistor failure
Call for service if the same problem occurs again.
LE
Motor trouble
Call for service if the same problem occurs again.
NE
Vario motor trouble
Call for service if the same problem occurs again.
F31
Dry Boost fan motor trouble
Call for service if the same problem occurs again.
F3s
Dry Boost Thermistor failure
Call for service if the same problem occurs again.
F37
Auto Open Dry function trouble
Call for service if the same problem occurs again.