LG LDT7808WWDishwasher

Error Code nE

Motor Error — washing motor operating abnormally; motor RPM failure

Moderate

Address soon - your appliance may not work properly

What This Means

Wiring connection disconnected (RD3 connector) to main PCB; Washing motor impeller locked (obstruction in pump); Washing motor winding damaged (resistance out of range)

How to Fix

  1. 1

    Check connector RD3 to main PCB; if disconnected, reconnect wire

  2. 2

    Check if washing motor impeller is locked; if yes, replace pump casing assembly

  3. 3

    Measure washing motor resistance — RD3 housing connector pin1~pin2, pin2~pin3, pin3~pin1 should each be 22.5-24.9 ohm at 20°C

  4. 4

    If resistance values show short (0-5 ohm), replace pump casing assembly

  5. 5

    If motor resistance is normal, check if voltage is in range at RD3 connector

  6. 6

    If wiring and motor are OK, replace main PCB assembly

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