Model reference
Samsung WF45A6400AC/US
Washer
1 document29 error codes7 service modes
Available documentation
Service Manual
- Washing Machine Drum Type Service Manual43 pg
MyPros+ Max
Diagnose your Samsung WF45A6400AC/US.
- Step-by-step diagnostics from the service manual
- Test values, resistance specs, and wiring references
- Verified part numbers when replacement is needed
Start diagnosing
$29/month · Cancel anytime · Or $9.95 3-day pass
Error codes (29)
CodeMeaning
1CWater level sensor error due to damaged/clogged/folded hose, hose engagement…3CMotor driving error and hall sensor error caused by disconnected PBA connector…4CWater supply error caused by foreign material in water supply valve…4C2Water supply error where water temperature is sensed as higher than 50°C in the…5CDrain error caused by damaged pump motor impeller, incorrect voltage to parts…8CMEMS sensor error detected; may indicate excessive vibration.8C1MEMS sensor error detected; may indicate excessive vibration.8C2MEMS sensor error detected; may indicate excessive vibration.9C1Power error caused by under or over voltage supply to the washing machine.9C2Power error caused by under or over voltage supply to the washing machine or…ACCommunication error between the sub PBA and main PBA; signals not sensed due to…AC3Communication error between the Inverter PBA and main PBA; signals not sensed…AC4Communication error between the WI-FI Module and main PBA; signals not sensed…AC5Communication error between the LCD Module and main PBA; signals not sensed due…AC6Communication error between the DR Module and main PBA; signals not sensed due…BC2Switch error (main relay error) where a switch is jammed or stuck due to…DCDoor error caused by a switch contact error from deformation of door hook, door…DC1Door error where the door is not locked after door close operation, caused by…DC3Add door error caused by main PBA fault or bending connector.DDCAdd door (drawer door) is opened; add door switch, barrier, or lock module…HCHeater error caused by disconnected wire, heater fault, or wash-thermistor faultHC1Heater error caused by disconnected wire, heater fault, or wash-thermistor…LCWater leakage error caused by heater engagement fault, air hose out of place…OCOverflow error caused by water level sensor fault, non-functional water level…SDCDoor error (drawer) caused by incorrectly connected or broken door lock switch…SFSystem error caused by Micro Controller Operation Fail.SUDToo much foaming detected; displayed while foaming is being removedTC1Temperature sensor error caused by washing temperature sensor fault, main PCB…UBUnbalance error caused by laundry contents creating an unbalanced load in the…Service modes (7)
- Automatic check modeEnter Smart Install mode (displays 'AS'), then press Start/Pause.
- Diagnosis Information Display ModeUnder the condition of 'AS' display, press the first button on the right at the bottom
- Diagnostic Code CheckEnter Smart Install mode
- Manual check modeEnter Smart Install mode (displays 'AS'), then press Delay End
- S/W version CheckEnter Smart Install mode, press Delay End in Option, then press Spin.
- Smart InstallFrom standby, set the scheduled time to 17:00 or +17hr from now (after easy setup)
- Smart Install Result EnquiryUnder the condition of 'AS' display, press 'Spin + Start/Pause' button.
Full entry steps, exit procedures, and test sequences are available in Max.
Related Samsung washer models
78,000+ service manuals · 160,000+ error codes · 55+ brands
Get Started$29/month · Cancel anytime · Or $9.95 3-day pass