Error code reference

Samsung Dryer Error Code 3

Door switch error - door is not closed or door switch is not functional.

SourceSamsung Clothes Dryer - Full Service Manual: DV448/DV438/DV428 SeriesSection 4-3, Trouble diagnosis

Diagnostic procedure

The full 3 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 switch is functional and the door is closed properly.

SourceSamsung Clothes Dryer - Full Service Manual: DV448/DV438/DV428 SeriesSection 4-3, Trouble diagnosis

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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

1 manual in the MyPros+ library documents this code for Samsung dryer.

Models covered by the manuals that document this code

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The full 3 procedure

Where this code is documented

Models covered by the manuals that document this code

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