How do I fix error code uS on my LG WM4000HWA?

1. undefined: Check vibration sensor connector and wiring 2. undefined: Verify sensor is properly mounted 3. undefined: Replace vibration sensor if communication error persists 4. undefined: Replace Main PWB assembly if sensor is functioning but error remains

LG WM4000HWAWasher

Error Code uS

Q: What does error code uS mean on a LG WM4000HWA?

Vibration Sensor Error Vibration sensor communication not working; Vibration sensor register setup error; Vibration sensor removed or disconnected

Vibration Sensor Error

Moderate

Address soon - your appliance may not work properly

What This Means

Vibration sensor communication not working; Vibration sensor register setup error; Vibration sensor removed or disconnected

How to Fix

1
Check vibration sensor connector and wiring
2
Verify sensor is properly mounted
3
Replace vibration sensor if communication error persists
4
Replace Main PWB assembly if sensor is functioning but error remains

Other Error Codes for WM4000HWA

Overflow Error

Power Failure

Heating Error

Wi-Fi Module Error (LQC Test Mode only)

Drain Error

Water Inlet Error

dE2

Door Open Error (Type 2)

Pressure Sensor Error

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