Samsung dishwasher 3E error
Error3E
Samsung identifies 3E as a high-temperature water-supply error. Verify the hot-water supply is not above 176°F before requesting service.
What the code means
The incoming water is too hot
Hot water can cause severe burns. Do not disconnect a hot supply line; let it cool, close the shut-off, and use a qualified technician for internal diagnosis.
Typical symptoms
013E appears during filling
02The hot-water supply may be set above Samsung's limit
03The code returns even when the supply temperature is acceptable
Likely causes
Start with the least invasive explanation and stop if the check requires internal electrical or sealed-system access.
01Hot-water supply above 176°F
02A water-temperature or control fault that needs service
Safe next steps
- 1Record 3E and the exact Samsung model
- 2Do not disconnect a hot water line
- 3Allow the supply and appliance to cool before any external check
- 4Verify the hot-water setting is not above Samsung's 176°F limit using a safe household check
- 5If the temperature is within the limit and 3E remains, request service
Step-by-step repair
- 1Correct only an unsafe or excessive hot-water setting. Samsung does not publish a user repair for the internal temperature or control fault; stop and arrange service when the supply is within range but 3E remains.
Repair details
€Estimated cost
A temperature-setting check normally needs no part. Internal diagnosis requires a Samsung service quote.
A temperature-setting check normally needs no part. Internal diagnosis requires a Samsung service quote.
⏱Estimated time
About 10 minutes for a safe external temperature check; service time is model-specific.
About 10 minutes for a safe external temperature check; service time is model-specific.
🔧Tools
Thermometer only if safely available, Towel for a visible external drip, No electrical tool is permitted
Thermometer only if safely available, Towel for a visible external drip, No electrical tool is permitted
▣Spare parts
No heater, sensor, or control part is confirmed by 3E alone.
No heater, sensor, or control part is confirmed by 3E alone.
What not to do
- Do not handle a hot pressurized connection, open the dishwasher, or replace a heater or sensor from 3E alone.
Preventive maintenance
- 1Keep the appliance supply within the exact installation requirements and maintain an accessible shut-off.
Frequently asked questions
What does 3E mean?
Samsung identifies high-temperature water supply.
What limit does Samsung publish?
The error page says the hot-water supply should not exceed 176°F.
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