Error Code AC6
The washer's control boards are not talking to each other
Moderate
Address soon - your appliance may not work properly
Also displayed as: AC6
What This Means
Signals between sub and main PBAs are not being sensed; Incorrect wire connections between the sub and main PBAs; Sub PBA is short-circuited due to moisture; Main PBA communication circuit is faulty; Disconnected wires between sub and main PBAs
What actually causes this:
A wire connection between the control boards came loose, or moisture got into the electronics
First Thing to Check
Unplug the washer for one minute and plug it back in — if the error returns, it needs service
Parts Involved
How to Fix
- 1
1. Check the wire connections and terminal contacts between the sub and main PBAs
- 2
2. Check for disconnected wires
- 3
3. Check whether the sub PBA is short-circuited because of moisture
- 4
4. If the main PBA's communication circuit is faulty, replace it
- 5
5. Turn off the washer, unplug it, wait one minute, and plug it back in
This Error Applies To
Samsung WA54CG7550 Series Washers (2024) (2024–present)
Related Error Codes
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The cold water hose is hooked up wrong
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The washer's motor has stopped working
The washer is not getting any water
The washer cannot drain the water out
The washer is getting too much voltage from the outlet
The washer is not getting enough voltage from the outlet