On a supported Samsung dishwasher, OC, oE or 0C means the dishwasher detected an over-level water condition. Cancel the cycle and close the supply valve if filling continues. Then clean the filter and drain path and remove excess foam from incorrect detergent.
What this covers
- Samsung dishwashers displaying OC, oE or 0C
What it does not cover
Try in this order
0 of 4 completedConfirm OC, oE or 0C on the exact model
ReversiblePhotograph the complete display, record the model tag and note the cycle stage. Similar-looking codes can mean different things on another product line.
Check the condition named by the code
ReversibleCancel the cycle and close the supply valve if filling continues.
Correct the remaining user-serviceable cause
ReversibleClean the filter and drain path and remove excess foam from incorrect detergent.
Run one controlled verification
ReversibleAfter water is controlled, run Cancel/Drain and observe the level. Continuous filling or a repeat over-level code requires service.
Evidence ledger
Sources behind this answer
Exact questions
Common questions about “Samsung dishwasher OC, oE or 0C code”
What does OC, oE or 0C mean on a Samsung dishwasher?+
It means the dishwasher detected an over-level water condition.
Can I clear OC, oE or 0C by resetting the dishwasher?+
A restart may clear a stored display only after the underlying condition is corrected. Repeatedly resetting without correcting the cause is not a repair.