4E Moderate Moderate DIY

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

Samsung Washer · Error code 4E

What 4E Means

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

Most Likely Fix

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

PartWater inlet valve assembly
Typical cost$25-50
Difficultymoderate
Time45 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.

Find this part on Amazon →

If the primary fix doesn't resolve it:

PartFill hoses with screens
Typical cost$15-25
Find this part on Amazon →

Symptoms

  • 4E shown on the display
  • Water supply error (older code, same as 4C)

Common Causes

1
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.

2
Next most likely: Fill hoses with screens

If the primary fix does not resolve the code, this is the next part to test.

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).

Parts You May Need

If diagnosis points to a failed part, these are the common replacements. As an Amazon Associate we earn from qualifying purchases.

Common replacement Water inlet valve assembly View on Amazon→ Common replacement Fill hoses with screens View on Amazon→

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 →

Always unplug an appliance before servicing it. This guide is for informational purposes and is not a substitute for a qualified technician.