Samsung Refrigerator Error 40E

⚡ Quick Answer: The Samsung Refrigerator error code 40E signifies a malfunction in the ice room or ice maker fan assembly, often due to the fan motor failing to opera... ⚠️ Difficulty Varies

What Does Error 40E Mean?

The Samsung Refrigerator error code 40E signifies a malfunction in the ice room or ice maker fan assembly, often due to the fan motor failing to operate or being obstructed by ice buildup. This can lead to insufficient cooling and unusual noises. If you notice the error alongside issues such as an inoperative ice maker or inconsistent freezer temperatures, it's essential to address it promptly to prevent further damage.

Common Symptoms:

  • Error code 40E displayed on panel
  • Ice maker not functioning properly
  • Freezer cooling issues or inconsistent temperatures
  • Ice buildup around fan area

Possible Causes

  • Ice room/ice maker fan motor failure (medium)
  • Ice buildup obstructing fan blades (medium)
  • Wiring/connection issue between fan and main board (medium)
  • Main control board not driving fan correctly (low)

How to Fix Error 40E

DIY Fix Basic diagnostic and reset

  1. Ensure refrigerator is powered and error is current
  2. Turn off and unplug the refrigerator for 5–10 minutes to reset control board
  3. After power reset, observe if 40E reappears

DIY Fix Check for ice buildup around fan

  1. Remove food from the freezer
  2. Allow freezer to thaw completely (manual defrost)
  3. Inspect fan area for visible ice obstruction
  4. Clear ice manually before restoring power

Technician Only Inspect and service ice room/ice maker fan assembly

  1. Disconnect power and remove freezer back panel
  2. Inspect fan motor for rotation and physical damage
  3. Test fan motor with a multimeter for proper resistance/operation
  4. Replace fan assembly if motor is faulty
  5. Check wiring harness and connectors for continuity

Parts needed: Ice room/ice maker fan motor/assembly, Fan blade, Wiring harness/connectors

Technician Only Control board diagnosis and replacement (if needed)

  1. Test main control board outputs to fan circuit
  2. Inspect for burnt components or failed regulators
  3. Replace control board if confirmed defective

Parts needed: Main control board

🛑 When to Call a Pro:
  • If the error persists after basic thawing and reset
  • If fan assembly replacement does not clear the code
  • If there is visible electrical damage inside the unit or you are uncomfortable with disassembly

Technical Specifications

wattage 15W
component Evaporator Fan Motor
resistance 50-100 ohms
part_number DA31-00179D
voltage_rating 120V AC

Common Questions

What does 40E error mean on Samsung Refrigerator?

The 40E error indicates a malfunction in the ice room or ice maker fan assembly, affecting cooling and ice production.

Can I fix Samsung Refrigerator 40E error myself?

Yes, you can perform basic diagnostics, such as resetting the unit and checking for ice buildup around the fan.

How much does it cost to fix 40E error?

The estimated repair cost for the 40E error ranges from $50 to $200.

When should I call a technician for 40E?

You should call a technician if the error persists after troubleshooting, or if you notice electrical damage inside the unit.

Sources & References

Data last verified: 2026-01-10

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