Samsung Washers2017–present

Error Code AC5

Your washer's display screen has lost its connection to the main board.

Moderate

Address soon - your appliance may not work properly

Also displayed as: AC5

What This Means

Signals between the LCD Module and main PBAs not sensed due to communication error; Incorrect or loose connector connections between LCD Module and main PBA; Faulty soldering on the LCD Module

What actually causes this:

The display module's internal cable came loose or the display board has a fault.

First Thing to Check

Unplug the washer for 2 minutes, then plug it back in to see if the display comes back.

Parts Involved

LCD ModuleMain PBAWire Harness

How to Fix

  1. 1

    1. Check the connector connections between the LCD Module and main PBA

  2. 2

    2. Check for incorrect or loose connections

  3. 3

    3. Remove the LCD Module and check for faulty soldering

  4. 4

    4. Replace the LCD Module or main PBA if faulty

Parts Commonly Needed for This Error

OEM part numbers confirmed by retailers

This Error Applies To

Samsung WF45N5300A Series Washers (2017) (2017–present)

Service manual exact match: WF45N5300AV/USService manual exact match: WF45N5300AF/USService manual exact match: WF45N5300AW/US

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