Samsung Washers2024–present

Error Code 1C

The washer can't detect the water level properly

Moderate

Address soon - your appliance may not work properly

Also displayed as: 1C

What This Means

Hose damaged (punctured); Hose clogged with foreign material; Hose folded; Too much lubricant on air hose; Hose engagement error (disengaged); Part fault (faulty internal soldering); Water level sensor terminal disengaged; Main PBA fault; Main PCB defective

What actually causes this:

The air tube connected to the water level sensor is kinked or disconnected

First Thing to Check

Unplug the washer, wait a minute, and try again

Parts Involved

Water Level SensorAir HoseMain PBA

How to Fix

  1. 1

    1. Check water level sensor terminal connections (Blue wire, Orange wire)

  2. 2

    2. Check frequency: approx 26.4 KHz without water (Min 25.9 KHz)

  3. 3

    3. Check part code — incorrect part causes abnormal operation

  4. 4

    4. If water level sensor is defective, replace it

  5. 5

    5. Check if sensor hose is broken

  6. 6

    6. If all above OK, replace PBA

This Error Applies To

Samsung WA45T3400A Series Washers (2024) (2024–present)

Service manual exact match: WA45T3400AV/A4Service manual exact match: WA45T3400AP/A4Service manual exact match: WA45T3400AW/A4

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