Samsung Washers2024–present

Error Code 1C

The water level sensor cannot detect the water level correctly

Moderate

Address soon - your appliance may not work properly

Also displayed as: 1C

What This Means

Water level sensor is defective; Water level sensor terminal connector is not properly connected; Water level sensor hose is broken or disconnected; Incorrect part code used for water level sensor causing abnormal operation; Main PCB is defective

What actually causes this:

The water level sensor connection came loose or the small hose connected to it cracked

First Thing to Check

Turn off the washer, unplug it, wait 30 seconds, and plug it back in — if the error returns, it needs service

Parts Involved

Water Level SensorMain PBAWater Level Sensor Hose

How to Fix

  1. 1

    1. Verify the water level sensor and terminal connector are properly connected

  2. 2

    2. Check the part code of the water level sensor — an incorrect part will cause abnormal operation

  3. 3

    3. Measure the water level sensor frequency — should read approximately 26.4 KHz without water (minimum 25.9 KHz)

  4. 4

    4. Inspect the water level sensor hose for breaks or disconnections (Checking Part: Blue Color Wire, Orange Color Wire)

  5. 5

    5. If the water level sensor is defective, replace it

  6. 6

    6. If no problems found with the sensor, replace the main PBA

This Error Applies To

Samsung WA54CG7550 Series Washers (2024) (2024–present)

Service manual exact match: WA54CG7550AVService manual exact match: WA55CG7500AVService manual exact match: WA55CG7500AEService manual exact match: WA54CG7150ADService manual exact match: WA54CG7150AWService manual exact match: WA53CG7155ADService manual exact match: WA54CG7105ADService manual exact match: WA54CG7105AW+2 more

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