Samsung · Dishwasher
3E
Professional service recommendederror code
Samsung 3E means the dishwasher water supply is too hot.
Market, product family, and model applicability
US · en-US · Samsung dishwashers with digital displays 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
Verify that the hot-water supply is not set above 176°F.
- Verify that the hot-water supply is not set above 176°F.
Stop and get service when
Request Samsung service if the supply is not above 176°F and 3E remains.
- Request Samsung service if 3E remains with the supply within that limit.
Do not do
Do not perform internal temperature or heater testing from this guide.
Limit the check to the supply temperature setting; do not test internal heater components.
If the message returns
If the supply setting is within the stated limit and 3E remains, request Samsung service.
Source and scope
Official manufacturer source- Market and locale
- US · en-US
- Product family
- dishwashers with digital displays
- Official source last checked
- July 22, 2026
- Review status
- Automated evidence review completed · Owner-delegated approval
Samsung
Samsung dishwasher is displaying an error code · Official error-code index
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