The 41E error on your Samsung Washer means the machine has detected a communication or water temperature sensor fault between the main control board and a key washer component. Most people can clear it themselves by power cycling the unit and checking a few connections before calling a technician.

Error code 41E
Meaning Communication or sensor signal fault between the main control board and the water temperature sensor or module
Severity Medium — washer may pause a cycle or refuse to start until resolved
Time to fix 10–30 minutes
Tools needed Multimeter (optional), screwdriver

What the 41E error means

The 41E code appears when the washer’s control board loses a reliable signal from the water temperature sensor or a related wiring connection. This can happen mid-cycle or when you first try to start a wash. It’s similar in nature to other communication faults such as the Samsung Washer SE Error Code, where a sensor signal drops out unexpectedly.

Common causes

  • Loose or disconnected wiring harness near the temperature sensor
  • A faulty water temperature sensor that needs replacing
  • Corroded or damaged connector pins on the main control board
  • A power surge or brief outage that disrupted the board’s memory
  • Moisture buildup inside the control housing
  • Aging control board with failing solder joints

How to fix the 41E error

  1. Power cycle the washer: Unplug the unit for 2–3 minutes, then plug it back in and restart the cycle. This resets the control board and often clears temporary faults.
  2. Check the wiring harness: Unplug the washer, remove the rear or top panel, and inspect the wiring connected to the temperature sensor for looseness or damage.
  3. Inspect the sensor connector: Look for corrosion, bent pins, or moisture on the connector plugged into the control board. Clean gently with a dry cloth if needed.
  4. Test the sensor with a multimeter: If you’re comfortable doing so, check resistance readings against Samsung’s specifications to confirm the sensor is working.
  5. Replace the faulty sensor or harness: If testing confirms a fault, replace the temperature sensor or damaged wiring section with a genuine Samsung part.
  6. Call a qualified technician: If the error persists after these steps, the main control board itself may need professional diagnosis or replacement, similar to persistent issues seen with the Samsung Washer TE Error Code.

FAQ

Can I keep using my washer with a 41E error showing?
It’s best not to. The washer may not heat water correctly or complete cycles properly until the fault is fixed.

Will unplugging the washer damage anything?
No, unplugging and power cycling is a safe first step and won’t harm the appliance.

Is 41E the same as other Samsung sensor errors?
It’s related in cause to codes like the Samsung Washer DE Error Code and Samsung Washer LE Error Code, all pointing to sensor or communication issues, though each affects a different component.