Error Code AC3
An internal communication module lost its connection to the main board
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 the DR Module and main PBA; Faulty soldering on the DR Module
What actually causes this:
A wire connection between the DR module and the main board came loose or has a bad solder joint
First Thing to Check
Turn off the washer at the circuit breaker, wait 60 seconds, then turn it back on
Parts Involved
How to Fix
- 1
1. Check the connector connections between the DR Module and main PBA carefully
- 2
2. Check for incorrect or loose connections
- 3
3. Remove the DR Module and check for any faulty soldering
- 4
4. If connections and soldering are normal, replace the DR Module or main PBA
This Error Applies To
Samsung WF45M5 Series Washers (2017) (2017–present)
Related Error Codes
The incoming water is too hot for delicate cycles
Your washer is getting too much electrical power
The washer's door lock has a wiring or switch problem
The WiFi module lost its connection to the main board
Your washer can't tell how much water is inside
The washer's motor isn't spinning correctly
Your washer can't pump the water out
The control panel can't communicate with the main circuit board