Model reference

Samsung WA40A3005AW/A4-00

Washer

1 document15 error codes1 service mode

Available documentation

Service Manual

Washing Machine Top-loading Type Service Manual39 pg
Covers this model

MyPros+ Max

Diagnose your Samsung WA40A3005AW/A4-00.

Step-by-step diagnostics from the service manual
Test values, resistance specs, and wiring references
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M+

M+ Max·Samsung Washer

Cool LED flash on my Samsung WA40A3005AW/A4-00

M+

The water level sensor is not working

From Service Manual 584976, p.28:

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 DA92-00384N

Main PCB assembly

Error codes (15)

CodeMeaning

Cool LED flashThe water level sensor is not working properly.Eco Warm LED flashButton is not working properly (switch code / main relay code).Extra High LED flashWasher has tried to fill but was unsuccessful (water supply code).High LED flashWasher has tried to fill but has not reached the proper water level (water…Hot LED flashLid is open when washer is running (door code).Hot&Cool LED flashMotor not running properly / Mems sensor is not working properly.Hot&Eco Warm LED flashWashing motor code and hall sensor code Hot&Extra High LED flashDoor lock is not working properly.Hot&High LED flashDoor lock is not working properly (door opened during operation).Hot&Low LED flashThe temperature of the supplied water is too high.Hot&Mid LED flashThermistor (temperature sensor) is not working properly.Hot&Warm LED flashUnbalanced load prevented washer from spinning.Low LED flashWasher is not draining or senses a small clog while draining (drain code).Mid LED flashA fault is detected in the water level sensor (overflow code).Warm LED flashCommunication code between SUB PBA and MAIN PBA.

Service modes (1)

Error Recall Mode1

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