Samsung Dryers2022–present

Error Code AC6

The drum motor controller isn't communicating properly

Critical

Stop using immediately - risk of damage or safety issue

Also displayed as: AC6

What This Means

Faulty Main PBA (main control board); Faulty Inverter PBA; Damaged or loose wire harness between Main PBA and Inverter PBA

What actually causes this:

An internal communication failure between the main control board and the drum motor controller.

First Thing to Check

Unplug the dryer for 2 minutes, then plug it back in — this resets the electronics.

Parts Involved

Main PBA (Main PCB)Inverter PBAWire Harness

How to Fix

  1. 1

    1. Try restarting the cycle

  2. 2

    2. Check wire harness connection between Main PBA and Inverter PBA for loose or damaged connectors

  3. 3

    3. Inspect wire harness for pinched, cut, or corroded wires

  4. 4

    4. If this continues, call for service

This Error Applies To

Samsung DV53BB8900HD Series Dryers (2022) (2022–present)

Service manual exact match: DV53BB8900HDService manual exact match: DV53BB8900HDA2

Need more help with your Samsung dryers?