Model reference

Samsung WA40J3000A

Washer

1 document15 error codes

Available documentation

Service Manual

Washing Machine Top-loading Type Service Manual35 pg
Covers this model

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M+ Max·Samsung Washer

Cold LED Flash on my Samsung WA40J3000A

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Switch code (Main Relay Code) - Power

From Service Manual 858482, p.14:

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

Cold LED FlashSwitch code (Main Relay Code)Extra Large LED FlashMotor driving code Hot LED FlashDoor code Hot&Cold LED FlashMotor driving code and TMR sensor code Hot&Extra Large LED FlashDoor code Hot&Large LED FlashDoor code Hot&Medium LED FlashTemperature sensor code Hot&Small LED FlashWater supply code Hot&Tap Cold LED FlashMems PBA code detected Hot&Warm LED FlashUnbalance code Large LED FlashWater leakage code Medium LED FlashOverflow code Small LED FlashDrain code Tap Cold LED FlashWater level sensor error Warm LED FlashCommunication code

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