Model reference

Lg Samsung WF431ABWWF8550NHS

Washer

3 documents40 error codes

Available documentation

Service Manual

Troubleshooting11 pg
Covers this model

Other

LG Samsung WF431ABW WF431ABWWF8550NHS 3 disassembly and assembly119 pg
Covers this model
LG Samsung WF431ABW WF431ABWWF8550NHS 6 pcb diagram pcb18 pg
Covers this model

MyPros+ Max

Diagnose your Lg Samsung WF431ABWWF8550NHS.

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

M+

M+ Max·Lg Samsung Washer

1E on my Lg Samsung WF431ABWWF8550NHS

M+

Water level sensor error: hose

From Service Manual 237238, p.50:

1.Access service mode to confirm the active fault code and read stored error history.

2.Measure control board supply voltage at test points. Expected: 12 VDC and 5 VDC.

3.Inspect all connectors on the main control for corrosion or backed-out pins.

Part WPW10804018

Electronic control board

Error codes (40)

CodeMeaning

1EWater level sensor error 3EMotor driving error 3E1Motor overloaded due to too much laundry (non-sensing), motor hall sensor…3E2Erroneous operating signals for the motor hall sensor, IPM terminal of main PBA…3E3Motor driving error from the PBA is weak, such as unstable relay operation.3E4Motor driving error from the PBA is weak, such as unstable relay operation.4EWater supply error 4E1Water supply error 4E2Water supply temperature error 4EdWater supply error occurring in the Wool course when the PCB terminal from the…5EDrain error 8EMotor error 9E1Power error (high voltage)9E2Power error (low voltage)AECommunication error bE1Switch error bE2Switch error bE3Main relay error CECooling error dcUnbalance error (USA display)dEDoor error dE1Door lock error dE2Door error FEDry duct fan error HEHeater error HE1Heater error HE2Heater error HE3Heater error LEWater leakage error LE1Water leakage error (same as LE).

View all 40 error codes

ndDrain error (USA display for 5E)nFWater supply error (USA display for 4E)OEOverflow error PFPower failure notification SudFoaming detected tE1Temperature sensor error tE2Temperature sensor error tE3Temperature sensor error UcPower error UEUnbalance error

78,000+ service manuals · 160,000+ error codes · 55+ brands

$29/month · Cancel anytime · Or $9.95 3-day pass