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Model reference

LG WA54M8750AW

Washer

1 document34 error codes10 service modes

Available documentation

Service Manual

  • Washing Machine Top Loading Type37 pg
    Covers this model
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Error codes (34)

CodeMeaning
1CWater level sensor fault3CMotor driving check and hall sensor check4CWater supply check4C2Water supply temperature error5CDrain check8CMems PBA check8C1Mems PBA check detected8C2Mems PBA check detected9C1Power check9C2Power checkACCommunication check between sub and main PBAsAC2I/O Board communication check.AC3Communication check between DR Module and main PBAAC4Communication check between WIFI Module and main PBAAC5Communication check between LCD Module and main PBAAC6Communication check between Inverter PBA and main PBABC2Switch check (Main Relay Check)DCDoor checkDC1Door lock switch terminal connected incorrectly, broken, or wire leakage; main…DC2Door check caused by Power switch being turned on/off continually generating…HCHeater checkHC1Heater checkHC2Heater checkLCWater leakage checkLC1Water leakage checkOCOverflow checkPCClutch motor checkPC1Clutch sensor checkSFSystem checkSUDFoaming detected
View all 34 error codes
TC1Temperature sensor checkTC2Temperature sensor checkTC4IPM temperature is abnormally high.UBUnbalance check

Service modes (10)

  • Board Input TestMode 7 in Test Modes table (specific button sequence not detailed in extracted text).
  • Cycle Count CheckMode 4 in Test Modes table (specific button sequence not detailed in extracted text).
  • DemoMode 9 in Test Modes table (specific button sequence not detailed in extracted text).
  • Diagnostic Code CheckMode 8 in Test Modes table (specific button sequence not detailed in extracted text).
  • Fast Time Down TestMode 6 in Test Modes table (specific button sequence not detailed in extracted text).
  • Quick Spin TestMode 3 in Test Modes table (specific button sequence not detailed in extracted text).
  • Quick TestMode 1 in Test Modes table (specific button sequence not detailed in extracted text).
  • ServiceMode 2 in Test Modes table (specific button sequence not detailed in extracted text).
  • Smart InstallMode 10 in Test Modes table (specific button sequence not detailed in extracted text).
  • SW Version CheckMode 5 in Test Modes table (specific button sequence not detailed in extracted text).

Full entry steps, exit procedures, and test sequences are available in Max.

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