Samsung · Washing machine
9C1
Professional service recommendederror code
Samsung 9C1 means the washer detected irregular supply voltage.
Market, product family, and model applicability
US · en-US · Samsung washing machines covered by the US support index covered by the cited official US support page
product family applicable: The official source applies at the product-family level. Exact controls can still vary by model.
Check the official model/manual lookup (opens in a new tab)What you can do now
Confirm the washer is on its own circuit and is not using an extension cord.
- Confirm the washer is on its own circuit and is not using an extension cord.
Stop and get service when
Request Samsung service if 9C1 continues.
- Request Samsung service if 9C1 continues.
Do not do
Do not perform electrical measurements or rewiring.
Do not test live voltage or alter household wiring.
If the message returns
If 9C1 continues after the external supply check, request Samsung service.
Source and scope
Official manufacturer source- Market and locale
- US · en-US
- Product family
- washing machines covered by the US support index
- Official source last checked
- July 25, 2026
- Review status
- Automated evidence review completed · Owner-delegated approval
Samsung
Samsung washing machine information and error codes · Official error-code index
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