Samsung Washer Error Code HE1: How to Fix It

Medium 30-60 minutes Medium Severity Verified June 2026
Error Code
HE1
Brand
Samsung
Product Type
washer
Severity
Medium
DIY Difficulty
Medium
Estimated Fix Time
30-60 minutes
Error code HE1 on your Samsung washer means the water temperature sensor is reading out of range (too hot or too cold). This usually indicates a faulty thermistor or a wiring issue. Follow these steps to diagnose and fix the problem.
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Tools You'll Need

How to Fix Error Code HE1

  1. Reset the Washer

    Always unplug before touching internal components.
  2. Check Water Supply Temperature

  3. Inspect Thermistor Wiring

    Unplug the washer before accessing internal parts.
  4. Test the Thermistor with a Multimeter

    Ensure the washer is unplugged during testing.
  5. Replace the Thermistor

    Use exact replacement part for your model.
  6. Check the Control Board

    Control board replacement is advanced; consider calling a technician.

Parts You May Need

Samsung washer thermistor
Check Price on Amazon
Wire connectors
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Samsung washer thermistor
Check Price on Amazon
Wire connectors
Check Price on Amazon
Samsung washer thermistor
Check Price on Amazon
Wire connectors
Check Price on Amazon
Samsung washer thermistor
Check Price on Amazon
Wire connectors
Check Price on Amazon
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When to Call a Professional

If you are not comfortable testing electrical components with a multimeter, or if the error persists after replacing the thermistor and checking wiring, call a Samsung appliance technician. Control board failure requires advanced diagnostics.

Frequently Asked Questions

What does error code HE1 mean on a Samsung washer?
HE1 indicates a water temperature sensor over-range error. The washer's sensor detects water temperature outside the expected range, often due to a faulty thermistor, wiring issue, or reversed hoses.
Can I use my Samsung washer with error HE1?
No, the washer will not operate with HE1 as it's a safety issue to prevent damage from incorrect water temperature. You should troubleshoot and fix the error before using.
How much does it cost to fix error HE1 on a Samsung washer?
If you DIY, a replacement thermistor costs $10-30. If you hire a technician, expect $100-200 for service call and parts.
Is error HE1 the same as HE or 1E?
Yes, some Samsung models display HE, 1E, or HE1 for the same temperature sensor error. The troubleshooting steps are the same.
How do I reset error HE1 on my Samsung washer?
Unplug the washer for 5 minutes, then plug it back in. This resets the control board. If the error reappears, the underlying issue must be fixed.