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LG Dishwasher Error Codes
75 error codes for LG dishwasher models. Each links to the full diagnostic procedure from the service manual.
CodeDescription
00:E0Steam generator normal condition00:E1Steam generator error00:E2Steam generator error00:E3Steam generator error00:E4Steam generator error00:E5Steam generator normal condition1EWater level error3CCirculation pump error (S/W ver. 7134+)3C1Circulation pump sub-error from Inverter PBA (S/W ver3ECirculation pump error4CWater supply error4C5No water supply mode (S/W ver. 7134+)4EWater supply error4E5No water supply mode5CDrain issue error indicating a problem with draining water, caused by…5C1Inverter PBA is out of order (S/W ver5EDrain pump error7CVane motor error (S/W ver. 7134+)7EVane motor error9CAbnormal voltage conditionMyPros+ Max
Get the full diagnostic procedure for any LG dishwasher error code.
- Step-by-step tests with expected resistance, voltage, and continuity values
- Wiring diagram references and connector pinouts
- Verified part numbers when replacement is required
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9C2Abnormal voltage (S/W ver. 7134+)9ELow-level water errorACInverter PBA communication errorAC2No response from inverter PBA for 3 seconds (S/W verAEWater leakage detectedAE2No response received from inverter PBA for 3 seconds; inverter RELAY OFF for 1…bCButton/key input error (S/W ver. 7134+)bC2Touch button pressed and held for 30 continuous seconds or longer, or IC…bC3Communications between the main PBA and the sub PBA fails for 24 seconds (or 4…bEButton/key input errorbE2IC communications between the Sub PBA and the touch button fails (no display…CdCool DryCECool Dry process indicatorCLChild-LockdC3Auto Door Open device operated but door opening is not sensed after retry 3…dEDoor open warningE0Steam generator normal condition (no error).E1Flow-meter in air-breaker does not detect proper pulse counts during water…E2Steam generator water leveling sensor is working abnormally.E3During non-fill periods, the quantity of water measured by flow-meter exceeds…E4Overflow switch is kept ON for 2 seconds during power-on; has priority over…E5Steam generator normal condition (no error).E6Short circuit of thermistor (temperature sensor) detected in any mode.E7Open circuit of thermistor (temperature sensor) detected in any mode.EEAbnormal voltageEIError code displayed on the dishwasher indicating a trouble condition (listed…FSensor measuring indicatorF-1Door circuitF-2Low temperature sensed (30° below zero); open thermistor circuit; dryer is…F-3High temperature sensed (above 180°F); possible short circuit in thermistor…F-4Board failure on start up; dryer is inoperative.F-9Low voltage (below 90 volts) detected; dryer will operate and fault code is not…FCFan motor RPM measured less than 100 rpm after retry 3 times.FEExcess errorHCHeater overheat (S/W ver. 7134+)HC1Heater malfunction (S/W ver. 7134+)HEHeater errorHE-1Heater malfunctionIEInlet errorLCWater leakage detected (S/W ver. 7134+)LEMotor errornCNFC or Wi-Fi module communication failure detected during test mode.nEVario errorOCOverflow error indicating a drain or water overflow condition, typically caused…OEDrain errorPCSynchronous motor position not detected for 5 minutes after operation (S/W verPESynchronous motor (half load distributor) position not detected for 5 minutes…PFPower failure indicatorSE0Steam generator normal conditionSE1Steam generator errorSE3Steam generator errorSE4Steam generator errorStSanitarytCTemperature sensor data output is out of range (greater than approximately 4.5V…tETemperature sensor (thermistor) error