Error Code TC1
The washer's water temperature sensor is not reading correctly
Moderate
Address soon - your appliance may not work properly
Also displayed as: TC1 (upper) / TC1 (lower)
What This Means
Washing heater temperature sensor has an error (contact error or temperature sensor fault); Connector is connected incorrectly or is disconnected; Water level sensor operates without water because water is frozen or other reason; Temperature sensor detects 100–150°C causing power shutdown; Freezing in winter season; Main PCB fault
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 30 seconds, and restart — if the error persists, it needs service
Parts Involved
How to Fix
- 1
1. First check the thermistor type and check for the connections for the washing heater temperature sensor connector
- 2
2. TYPE 1: The resistance of the 2-pin washing heater temperature sensor must be approximately 40–55 kilohms
- 3
3. TYPE 2: The resistance of the 2-pin temperature sensor must be approximately 10–15 kilohms
- 4
4. If the temperature sensor has a functional error, replace it
- 5
5. If sensor tests normal, replace Main PBA
This Error Applies To
Samsung WV55M9600A Series Washers (2024) (2024–present)
Related Error Codes
The washer is getting too much electrical power
The washer cannot detect the water level properly
The washer's motor cannot spin or is struggling to turn
The washer is not getting water
The incoming water is too hot for delicate wash cycles
The washer cannot pump the water out
The washer is not getting enough electrical power
The top and bottom washers cannot communicate with each other