On a supported Samsung washer, 4C, 4E, nF or 1 4C means the washer is not filling correctly. Open both supply valves fully, confirm hot and cold hoses are connected to their matching inlets, and remove hose kinks. Then check that the drain hose is held in the documented position and is not pushed too far into the standpipe, then clean inlet screens only with both valves closed.
What this covers
- Samsung washers displaying 4C, 4E, nF or 1 4C
What it does not cover
Try in this order
0 of 4 completedConfirm 4C, 4E, nF or 1 4C 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
ReversibleOpen both supply valves fully, confirm hot and cold hoses are connected to their matching inlets, and remove hose kinks.
Correct the remaining user-serviceable cause
ReversibleCheck that the drain hose is held in the documented position and is not pushed too far into the standpipe, then clean inlet screens only with both valves closed.
Run one controlled verification
ReversibleRestore water and power, run an empty cycle, and confirm water enters without the code. Request service if supply flow is strong and installation is correct but the code returns.
Evidence ledger
Sources behind this answer
Exact questions
Common questions about “Samsung washer 4C, 4E, nF or 1 4C code”
What does 4C, 4E, nF or 1 4C mean on a Samsung washer?+
It means the washer is not filling correctly.
Can I clear 4C, 4E, nF or 1 4C by resetting the washer?+
A restart may clear a stored display only after the underlying condition is corrected. Repeatedly resetting without correcting the cause is not a repair.