ErrorCodeDoctor
LG · Washing Machine (Front Load)

LG Washing Machine (Front Load) D3 error code

Difficulty: Hard · Cost: $100–$250 · Duration: Requires professional service

The D3 error means your LG washing machine has detected a fault with an internal coupling part — a mechanical component that connects and transfers movement between parts of the drive system. This is not something that can be fixed with a reset or simple troubleshooting at home. The machine will need to be inspected and repaired by a qualified technician.

Common causes

  • Internal coupling part has worn out or broken
  • Drive system component failure preventing normal drum operation

How to fix it

  1. 1

    There are no DIY steps for this error — the machine requires a professional repair

  2. 2

    Unplug the machine and stop using it until it has been inspected

  3. 3

    Contact a qualified technician support or a qualified appliance technician to diagnose and replace the faulty coupling part

Related LG Washing Machine (Front Load) error codes

1

OE

The washer cannot drain the water out of the drum

easy
2

IE

The washer did not fill with enough water within the expected time

easy
3

UE

The laundry inside the drum is unevenly distributed and the washer cannot spin properly

easy
4

CL

Child lock is active — the control panel is locked and cannot be adjusted

easy