Samsung Washers2017–present

Error Code TC1

Your washer's temperature sensor is not reading correctly.

Moderate

Address soon - your appliance may not work properly

Also displayed as: TC1

What This Means

Washing heater temperature sensor fault or contact error; Dry temperature sensor fault; Faulty or incorrect connections of the dry condensing sensor; Connector connected incorrectly or disconnected; Water level sensor operates without water due to freezing, causing dry-fire overheating to 100-150 degrees C; Main PCB fault; Freezing in the winter season

What actually causes this:

The sensor that measures water temperature has come loose from its connector or has gone bad.

First Thing to Check

Unplug the washer for 5 minutes and try again — sometimes the sensor just needs a reset.

Parts Involved

Wash-ThermistorDry Temperature SensorDuct Condensing Temperature SensorMain PBA

How to Fix

  1. 1

    1. Check the connections for the washing heater temperature sensor connector

  2. 2

    2. If the washing heater temperature sensor has a functional error, replace it

  3. 3

    3. Check the connections for the dry heater temperature sensor connector

  4. 4

    4. If the dry heater temperature sensor has a functional error, replace it

  5. 5

    5. Check the connections for the duct condensing temperature sensor connector

  6. 6

    6. If the duct condensing temperature sensor has a functional error, replace it

  7. 7

    7. Check for frozen water supply lines causing dry operation

Parts Commonly Needed for This Error

OEM part numbers confirmed by retailers

This Error Applies To

Samsung WF45N5300A Series Washers (2017) (2017–present)

Service manual exact match: WF45N5300AV/USService manual exact match: WF45N5300AF/USService manual exact match: WF45N5300AW/US

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