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Error code reference

Samsung Washer Error Code HC2

Heater check

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What the HC2 error code actually means

The HC2 error means your Samsung washer detected dangerously high heat, either because the heater turned on when the drum had no water in it, or because there is an electrical problem with the drying heater. The washer shuts itself off automatically to prevent damage or a safety hazard. You should not continue running the machine until the underlying cause is identified and corrected.

Diagnostic procedure

The full HC2 procedure

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MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check water level sensor operation and heater temperature sensor readings.
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Most common causes of HC2

Ranked by how often they cause this code
  1. 1Frozen or faulty water level sensor
  2. 2Drying heater short circuit
  3. 3Disconnected or damaged heater wiring
  4. 4Faulty temperature sensor
  5. 5Water level sensor tube blocked or kinked

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Questions people ask about HC2

What does HC2 mean on a Samsung washer?
HC2 is a heater check fault that indicates one of two problems: the machine detected a temperature of 95 to 100 degrees Celsius because the heater activated without water present, typically due to a frozen or faulty water level sensor, or the drying heater has a short circuit or a disconnected wire. The washer shuts off input power automatically when this condition is detected. Both scenarios require diagnosis before the machine should be used again.
Is it safe to use my Samsung washer while it shows HC2?
No, you should not operate the washer while HC2 is active. The error indicates a potential overheating condition involving the heater circuit, which can pose a fire or electrical hazard if ignored. The machine shuts off power as a protective measure, and continuing to use it without resolving the fault could cause further component damage or a safety risk.
How much does it cost to repair a Samsung washer HC2 error?
Repair costs vary depending on the failed component. Clearing a frozen sensor or fixing a loose wire connector involves minimal expense, primarily labor time. Replacing a drying heater element typically costs in the range of 80 to 200 dollars including parts and labor. A failed temperature sensor replacement generally runs between 50 and 150 dollars. Prices vary by region and service provider.
Can I fix the HC2 error myself?
Some causes of HC2, such as a frozen water level sensor or a kinked pressure hose, can be addressed without professional help. However, diagnosing a shorted heater element or a faulty temperature sensor requires a multimeter and comfort working with electrical components. If the heater itself or the control board needs replacement, many homeowners choose to hire a qualified technician for those repairs.
Will resetting the washer clear the HC2 error code?
A manual reset may temporarily clear the code from the display, but it will not fix the underlying problem. If the water level sensor is still frozen or faulty, or if the drying heater circuit still has a short or open wire, the HC2 fault will return once the washer attempts to heat again. The root cause must be diagnosed and corrected for the error to stay resolved.

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