Samsung Washers2024–present

Error Code TC4

A temperature sensor is giving abnormal readings

Moderate

Address soon - your appliance may not work properly

Also displayed as: TC4

What This Means

Temperature sensor fault; IPM temperature abnormally high; Faulty sensor connections; Main PCB fault

What actually causes this:

One of the washer's temperature sensors has failed or has a bad connection

First Thing to Check

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

Parts Involved

Temperature SensorMain PBA

How to Fix

  1. 1

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

  2. 2

    2. Check the connections for the temperature sensor connector

  3. 3

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

  4. 4

    4. If Main PCB is faulty, replace it

This Error Applies To

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

Service manual exact match: WA45T3200AW/A4

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