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Samsung Refrigerator Error Code 25E

⚠ Medium Severity 🔧🔧 Moderate DIY Also shown as: 25C

Freezer defrost sensor error

The defrost sensor that monitors the freezer during defrost cycles has failed. Without accurate temperature readings during defrost, the control board cannot safely end the defrost cycle, risking food damage from overheating or frost accumulation from underheating.

💰 DIY cost: $15–$40 👨‍🔧 Pro cost: $150–$300 Save $135+ by doing it yourself

What Does Error Code 25E Mean on a Samsung Refrigerator?

Freezer defrost sensor error.

The defrost sensor that monitors the freezer during defrost cycles has failed. Without accurate temperature readings during defrost, the control board cannot safely end the defrost cycle, risking food damage from overheating or frost accumulation from underheating.

What Causes Error Code 25E?

Here are the most common causes in order of frequency. Start with the most likely cause before moving to the next:

  1. 1
    Defrost sensor open circuit (burned out) 60% of cases
  2. 2
    Connector loose at sensor or control board 25% of cases
  3. 3
    Sensor shorted from ice or moisture 15% of cases

How to Fix Samsung Refrigerator Error Code 25E

🔧🔧 Moderate DIY Est. time: 30–60 min
⚡ Safety first: Unplug the appliance before opening any panels or touching internal components.
  1. 1

    Locate the defrost sensor

    Behind the freezer back panel, near the defrost heater. Often a two-wire sensor clipped to the evaporator.

  2. 2

    Test the sensor

    At room temperature: should read approximately 5.5k–6.5k ohms. At 32°F: ~16k ohms.

    🔩 Multimeter
  3. 3

    Replace the defrost sensor

    Disconnect, unclip from evaporator, and install new sensor. Handle the evaporator carefully.

    🔩 Samsung defrost sensor ($15–$40)

How to Reset Error Code 25E

Unplug for 5 minutes after repair. The code should clear after a successful defrost cycle (every 6–12 hours normally).

Note: If the error returns after resetting, the underlying issue has not been resolved. Work through the fix steps above.

When to Call a Professional

Recurring defrost errors with correctly functioning sensors point to a defrost heater or timer issue requiring professional diagnosis.

Average professional repair cost for this issue: $150–$300

Related Error Codes

24E
Evaporator sensor error — freezer temperature sensor fault
⚠ Medium Severity

Find Replacement Parts

Use these links to find the exact replacement parts for your Samsung Refrigerator:

🔩
Search PartSelect
Samsung Refrigerator repair parts
🔧
Search RepairClinic
Step-by-step video guides

External links — ApplianceErrors.com is not affiliated with these retailers.

Frequently Asked Questions

What does error code 25E mean on a Samsung Refrigerator? +
Freezer defrost sensor error
How do I fix error code 25E on my Samsung Refrigerator? +
Start by Behind the freezer back panel, near the defrost heater. Often a two-wire sensor clipped to the evaporator.. If that doesn't resolve it, work through each step in the fix guide above.
How do I clear or reset error code 25E? +
Unplug for 5 minutes after repair. The code should clear after a successful defrost cycle (every 6–12 hours normally).
Is error code 25E serious? +
Medium severity. The appliance may still operate but the issue should be resolved to prevent further damage.
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