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AC6

AC6 — Inverter Communication problem.

Samsung · Washing Machines

What does AC6 mean?

This code indicates a communication problem with the inverter, which controls the motor of the washing machine. A power cycle might resolve temporary glitches.

Common Causes

  • Temporary electronic communication error
  • Internal system glitch

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Turn off the washer completely.

  2. 2

    Unplug the washer from the power outlet and wait one minute.

  3. 3

    Plug the washer back in and turn it on.

  4. 4

    If the information code remains, contact a Samsung customer service center for professional help.

Browse all codes in this manual (95)
Verified technical data. Last updated: April 2026

Related Faults

1Diagnostic Code 1 - Water level does not drop11Error 11 (FAiL) - EEPROM fault, program settings reset1C1C — Water Level sensor is not working properly.
Source: Samsung Washing Machines
Open Manual (Page 58)Search more codes in this manual