Error Code AC3
An internal communication module in your washer has lost its connection.
Moderate
Address soon - your appliance may not work properly
Also displayed as: AC3
What This Means
Signals between the DR Module and main PBAs not sensed due to communication error; Incorrect or loose connector connections between DR Module and main PBA; Faulty soldering on the DR Module
What actually causes this:
A plug or connector inside the washer vibrated loose over time.
First Thing to Check
Unplug the washer for 2 minutes, then plug it back in and try again.
Parts Involved
How to Fix
- 1
1. Check the connector connections between the DR Module and main PBA
- 2
2. Check for incorrect or loose connections
- 3
3. Remove the DR Module and check for faulty soldering
- 4
4. Replace the DR Module or main PBA if faulty
Parts Commonly Needed for This Error
OEM part numbers confirmed by retailers
This Error Applies To
Samsung WF45N5300A Series Washers (2017) (2017–present)
Related Error Codes
Your washer's vibration sensor has a general fault.
Your washer's main computer board has crashed and cannot recover.
Your washer is not getting enough water to start or continue the cycle.
Your washer is not getting enough electrical power to run properly.
Your washer cannot detect the water level inside the drum.
The water coming into your washer is too hot for the selected cycle.
Your washer is getting too much electrical power from the outlet.
Your washer's WiFi module has lost its connection to the main board.