Error Code FE
Bubble Error — excessive sudsing detected; unit not leveled or wrong detergent
Moderate
Address soon - your appliance may not work properly
What This Means
Oversudsing caused by improper detergent (non-dishwasher detergent used); Dishwasher not properly leveled
How to Fix
- 1
Confirm only dishwasher-specific detergent is used; do not use hand dishwashing liquid
- 2
Level the dishwasher using a digital level and adjust front/rear legs as needed
This Error Applies To
LG LDT7808ST Series Dishwashers (2017) (2017–present)
Related Error Codes
EEPROM Error — displayed during test mode step 1 if EEPROM fails self-check
Inlet Error — machine does not reach normal water level within fill timeout
Drain Error — machine does not drain down to normal level within drain timeout
Leakage Error — internal water leak detected by float/safety switch in base
Excess Error — water fills above normal level; possible overfill due to stuck inlet valve or faulty sensor
Thermal Error — thermistor resistance output abnormal; wash temperature sensor failure
Heater Error — water not heated or tub temperature overheated above 194°F; heater circuit fault
Motor Error — washing motor operating abnormally; motor RPM failure