Error code reference

LG Dishwasher Error Code OC

Overflow error indicating a drain or water overflow condition, typically caused by installation issues, drain blockage, or drain-related part defects.

SourceLG Dishwasher - Service Bulletin: OC Error Diagnosis (DW80 Series)p. 1-2

LG codes LG dishwasher codes

Diagnostic procedure

The full OC 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 Information Code.

SourceLG Dishwasher - Service Bulletin: OC Error Diagnosis (DW80 Series)p. 1-2

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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 LG dishwasher.

Models covered by the manuals that document this code

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The full OC procedure

Where this code is documented

Models covered by the manuals that document this code

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