What are the symptoms of error code 3CP?

Washer stops mid‑cycle with 3CP displayed, Washer powers on but will not start a cycle, Cycle begins but stops during wash or spin, Washer restarts unexpectedly, Buttons respond slowly or intermittently

What causes error code 3CP?

Temporary software glitch in the control system, Unstable or low household voltage, Faulty main PCB or inverter PCB, Loose wiring harness between control boards, Moisture intrusion affecting connectors

How do I fix error code 3CP?

Turn the washer off and wait 1–2 minutes before restarting., Ensure the washer is receiving stable household power., Check for moisture around the control panel., Restart the cycle after power is restored., If the error persists, the control boards may require service.

Samsung Washer - 3CP Error Code

Electronic control system needs to be checked.

Meaning

Electronic control system needs to be checked.

The 3CP error indicates that the washer has detected an internal electronic control issue. Samsung specifies that this code appears when the control system cannot properly manage motor operation, cycle timing, or internal communication. This may occur due to temporary software faults, unstable power, or a failing control board. The washer halts operation to prevent damage to the motor, inverter, or other electronic components.

Symptoms

Washer stops mid‑cycle with 3CP displayed
Washer powers on but will not start a cycle
Cycle begins but stops during wash or spin
Washer restarts unexpectedly
Buttons respond slowly or intermittently

Causes

Temporary software glitch in the control system
Unstable or low household voltage
Faulty main PCB or inverter PCB
Loose wiring harness between control boards
Moisture intrusion affecting connectors

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Step-by-Step Fixes

Turn the washer off and wait 1–2 minutes before restarting.
Ensure the washer is receiving stable household power.
Check for moisture around the control panel.
Restart the cycle after power is restored.
If the error persists, the control boards may require service.

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Safety Notes

Unplug the washer before inspecting internal components.
Do not attempt to remove or repair the PCB without proper training.
Avoid operating the washer during visible power fluctuations.

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Applicable Models

Show Models

6000 Series: WW25FG6B34BBAC

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Other Samsung Washer Error Codes

Show All Error Codes

Model-Specific Notes

The WW5000F/B700/6000F platforms automatically drain for 3 minutes when water-supply errors appear, and the power button is disabled during this period.

Disclaimer

The information provided on this page is for educational and informational purposes only. Repairs involve electrical, mechanical, and water-related risks. Always follow manufacturer instructions and consider contacting a qualified technician for diagnosis or repair.