Error code reference

Samsung Washer Error Code Hot&Large LED Flash

Door code - door is not locked after door close operation, door lock switch terminal connected incorrectly or broken, electric wire leakage, or main PCB fault.

SourceSamsung WA40J3000A - Service Manual: Top-Loading Washerp. 20, 24

Samsung codes Samsung washer codes

Diagnostic procedure

The full Hot&Large LED Flash procedure

Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.

MyPros+ · DiagnosticsStep 1 preview

First diagnostic step

Check whether the door lock switch unit is inserted and whether it is damaged.

SourceSamsung WA40J3000A - Service Manual: Top-Loading Washerp. 20, 24

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More steps, wiring diagram references, and verified part numbers

Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.

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Where this code is documented

3 manuals in the MyPros+ library document this code for Samsung washer.

Models covered by the manuals that document this code

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The full Hot&Large LED Flash procedure

Where this code is documented

Models covered by the manuals that document this code

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