Samsung Washer Error Code nF: How to Fix It

Medium 30-60 minutes Medium Severity Verified June 2026
Error Code
nF
Brand
Samsung
Product Type
washer
Severity
Medium
DIY Difficulty
Medium
Estimated Fix Time
30-60 minutes
Error code nF on a Samsung washer indicates that the washer is not filling with water properly, typically due to a faulty water inlet valve. This error can also appear if the water supply is turned off or hoses are kinked. Before calling a technician, you can troubleshoot and often fix the issue yourself.
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Tools You'll Need

How to Fix Error Code nF

  1. Check Water Supply

  2. Inspect Inlet Hoses

    Make sure the water is turned off before disconnecting hoses to avoid flooding.
  3. Test Water Inlet Valve

    Always unplug the washer before testing electrical components.
  4. Replace the Water Inlet Valve

    Ensure the new valve is securely mounted and wires are properly connected. Leaks can cause water damage.

Parts You May Need

Water inlet valve
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Water inlet valve
Check Price on Amazon
Water inlet valve
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Water inlet valve
Check Price on Amazon
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When to Call a Professional

If you have completed the above steps and the error persists, or if you are uncomfortable working with electrical components or water connections, call a professional appliance technician.

Frequently Asked Questions

What does error code nF mean on a Samsung washer?
Error code nF means 'No Fill' or water inlet fault. The washer detects that water is not entering the machine within the expected time, often due to a closed water supply, clogged hoses, or a faulty water inlet valve.
Can I use my Samsung washer with error code nF?
No. The washer will not fill with water, so it cannot run a cycle. Attempting to use it may cause damage to the machine or lead to incomplete washing.
How do I reset error code nF on a Samsung washer?
First, fix the underlying issue (e.g., open water supply, clean hoses, or replace valve). Then, unplug the washer for about 5 minutes to reset the control board. Plug it back in and run a test cycle.
Is error code nF a common Samsung washer problem?
Yes, it is fairly common. Many users encounter it due to simple issues like a tripped water supply or blocked inlet screens. However, a faulty water inlet valve can also cause it.
How much does it cost to fix error code nF on a Samsung washer?
If you DIY, the water inlet valve costs around $30-$70. If you hire a technician, expect $150-$300 total, including service call and parts.