Samsung · Washer Moderate

4E — Water supply error (older code, same as 4C)

Water supply error (older code, same as 4C).

Keep using it?
Yes, with caution
DIY difficulty
Moderate
Typical cost
$25-50
Verified against
samsung.com ↗

The fix

Water inlet valve assembly

Water supply error (older code, same as 4C)

$25-50 moderate difficulty 45 min Tools: screwdriver, pliers, towel

Diagnose first: Check that both hot and cold supply valves are fully open and hoses aren't kinked before replacing parts.

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Didn't resolve it? Next suspect: Fill hoses with screens ($15-25)

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How to fix it

  1. Check that both hot and cold supply valves are fully open and hoses aren't kinked before replacing parts.
  2. If diagnosis confirms the fault, replace the water inlet valve assembly (typical cost $25-50, about 45 min, moderate DIY).
  3. Still throwing 4E? Test the fill hoses with screens next ($15-25).

Why it happens

Typical signs: 4E shown on the display · Water supply error (older code, same as 4C)

  • Most likely: Water inlet valve assembly Check that both hot and cold supply valves are fully open and hoses aren't kinked before replacing parts.
  • Next most likely: Fill hoses with screens If the primary fix does not resolve the code, this is the next part to test.

More Samsung washer codes

3C 3C / 3E — Motor Fault 4C 4C / 4E — Water Supply Error 4C2 4C2 — Hot water connected to cold inlet 5C 5C / 5E / SC — Will Not Drain 5E 5E — Drain error (older code, same as 5C) 8C 8C / 8E — Vibration (MEMS) Sensor Fault

All Samsung codes → All washer codes →

Frequently asked questions

What does the 4E code mean on a Samsung washer?

Water supply error (older code, same as 4C).

What causes the 4E code on a Samsung washer?

Most likely: Water inlet valve assembly: Check that both hot and cold supply valves are fully open and hoses aren't kinked before replacing parts. Next most likely: Fill hoses with screens: If the primary fix does not resolve the code, this is the next part to test.

Is it safe to keep using a Samsung washer with a 4E error?

Yes, with caution. This is rated a moderate-severity fault.

How do I fix 4E on a Samsung washer?

Check that both hot and cold supply valves are fully open and hoses aren't kinked before replacing parts. If diagnosis confirms the fault, replace the water inlet valve assembly (typical cost $25-50, about 45 min, moderate DIY). Still throwing 4E? Test the fill hoses with screens next ($15-25).

Always unplug an appliance before servicing it. This guide is for informational purposes and is not a substitute for a qualified technician. Verified against manufacturer documentation: samsung.com.