Appliance Tech Info

Service Information For Appliance Repair Professionals

Samsung Dishwasher 3E Error Code

Main Motor or High Water Temp Error

3E

The main PCB Main received a wash pump error from the inverter 11 times while in wash or rinse operation. The wash pump speed is 2400 RPM or less when the target wash pump speed is 2600 RPM or higher.
DW80F600 Rev 00 / 01,
DW80F800 REV 00/01, DMR57/77/78, DMT350/610/800 models – When 80°C or higher water temperature is detected during water supply.

Samsung Dishwasher 3E Error Code Error Code Possible Causes

  • The wash pump is stuck or jammed by a foreign object.
  • The wash pump is defective.
  • The main PCB is defective.
  • The inverter PCB is defective.

DW80F600 Rev 00 / 01, DW80F800 REV 00/01, DMR57/77/78, DMT350/610/800 models only:

  • The thermistor is defective.
  • The ESC sensor is defective.
  • Water supply temperature is too high (80°C or above).
  • The main PCB is defective.

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This information is provided for educational purposes only. Please consult the appropriate Service Mode or Technical Document for your model. Always take proper safety precautions when installing or repairing any major appliance.