Error Code tC1
The 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 sensor in the tub has a contact error; Temperature sensor fault; Connector is connected incorrectly or is disconnected; Water is frozen causing the water level sensor to operate without water; Temperature sensor detects 100-150°C and washer shuts off for safety
What actually causes this:
The temperature sensor wire came loose or the sensor itself went bad
First Thing to Check
Unplug the washer for 5 minutes and plug it back in — if the error returns, it needs service
Parts Involved
How to Fix
- 1
1. Check the temperature sensor connector — ensure it is properly connected
- 2
2. Check for contact errors at the sensor terminals
- 3
3. Check if water is frozen in the tub causing dry operation
- 4
4. Test the temperature sensor resistance at known temperatures
- 5
5. Replace the temperature sensor if readings are incorrect
- 6
6. Replace the Main PBA if sensor tests normal
This Error Applies To
Samsung WA45H7000A Series Washers (2024) (2024–present)
Related Error Codes
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The washer's motor cannot spin properly
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The washer's WiFi module has lost connection to the main board
The washer's display module has lost connection to the main board
The washer's main computer has malfunctioned
The washer's main computer has malfunctioned
The washer's main computer has malfunctioned