Samsung Washers2024–present

Error Code 4C

The washer isn't filling with water

Moderate

Address soon - your appliance may not work properly

Also displayed as: 4C

What This Means

Water supply valve broken; Water supply valve clogged with foreign material; Water supply blocked due to freezing; Main PCB defective; PBA relay malfunction

What actually causes this:

The water supply faucet is closed, or the inlet filter is clogged

First Thing to Check

Make sure both water faucets behind the washer are fully turned on

Parts Involved

Water Supply ValveMain PBAInlet Screen Filter

How to Fix

  1. 1

    1. Make sure the water taps are open

  2. 2

    2. Make sure the water hoses are not clogged

  3. 3

    3. Make sure the water taps are not frozen

  4. 4

    4. Measure water supply valve resistance: 0.9KΩ to 1.1KΩ between terminals

  5. 5

    5. Check for foreign material in water supply valve filter

  6. 6

    6. Check if water supply is blocked due to freezing

  7. 7

    7. If PBA relay malfunctions, replace PBA

This Error Applies To

Samsung WA44A3405AW Series Washers (2024) (2024–present)

Service manual exact match: WA44A3405AW/A4

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