Samsung Washers2024–present

Error Code TC

The water temperature sensor is not reading correctly

Moderate

Address soon - your appliance may not work properly

Also displayed as: TC

What This Means

Washing temperature sensor fault; Faulty and incorrect connections of sensor; Main PCB fault; Freezing in the winter season

What actually causes this:

The temperature sensor wire came loose or the sensor itself went bad

First Thing to Check

Turn off the washer, wait a few minutes, and restart — if the error returns, it needs service

Parts Involved

ThermistorMain PBA

How to Fix

  1. 1

    1. Check the thermistor resistance — should be 66.187 to 36.941 kilohms at 20 to 30 degrees C

  2. 2

    2. Check the connections of the temperature sensor

  3. 3

    3. If the temperature sensor has a functional error, replace it

  4. 4

    4. Check for freezing conditions in winter

  5. 5

    5. If all components test normal, replace the Main PBA

This Error Applies To

Samsung WA45T3200AW Series Washers (2024) (2024–present)

Service manual exact match: WA45T3200AW/A4

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