ac6
Moderate
Samsung · Washing Machines
Inverter board communication error affecting motor control
Quick Answer
Error code AC6 on your Samsung Washing Machines means: Inverter board communication error affecting motor control. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
WA40A3005AWWF42H5000AWWA44A3205AWWF45K6500AVWF45N5300AVWF45R6100AWWF45R6100ACWF45T6000AWWF45T6000AVWF45B6300ACWF45B6300AWWF45R6300AVWA45T3200AWWF46BG6500AVWF50R8500AVWA50R5400AVWA50R5400AWWA52DG5500AWWA54CG7150ADWA54R7200AVWA54M8750AVWV55M9600AVWA55CG7500AEWV60M9900AVWF46BB6700ADWF53BB8700AVWF53BB8700AT
Likely Causes
How to Fix It
1
Switch off the washing machine and unplug the power cable
2
Wait 2-3 minutes and power on again to start another washing cycle
3
If the error does not reappear, it was a temporary issue
4
If the error persists, check wire connections at the main PCB and inverter PCB
5
If connections are secure, the inverter PCB or main PCB may need replacement
6
Contact a Samsung service engineer for professional diagnosis
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Inverter PCB
Main PCB
Wire harness (if damaged)
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