d3
Moderate
LG · Washing Machines
Coupling malfunction
Quick Answer
Error code D3 on your LG Washing Machines means: Coupling malfunction. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
  1. Coupling between motor and transmission is damaged
  2. Worn or broken coupling components
  3. Motor overload causing coupling failure
How to Fix It
1
Unplug the washer and do not attempt to run further cycles
2
This error requires professional repair - contact an authorized LG technician
3
The coupling between motor and transmission likely needs replacement
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Coupling assembly
Related Error Codes
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