Samsung WA45T3400AWWasher
Error Code AC6
The motor controller can't communicate with the main board
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: AC6
What This Means
Inverter PCB communication failure; Wire harness issue
What actually causes this:
The inverter board connection came loose
First Thing to Check
Unplug for 60 seconds and try again
Parts Involved
Inverter PBAMain PBA
How to Fix
- 1
1. Check Inverter PCB and wire harness
Other Error Codes for WA45T3400AW
9C2
The washer isn't getting enough power
PC1
The clutch sensor is giving incorrect readings
AC
The control boards can't communicate
9C1
The washer is getting too much power
3C
The washer's motor isn't working
4C
The washer isn't filling with water
5C
The washer can't drain the water out
BC2
A button appears stuck on the control panel