Error Code AC3
A sensor module inside the washer has lost its connection.
Moderate
Address soon - your appliance may not work properly
Also displayed as: AC3
What This Means
Signals between DR Module and main PBA not sensed; Incorrect or loose connector connections between DR Module and main PBA; Faulty soldering on DR Module
What actually causes this:
A vibration-loosened connector between the DR Module and the main board.
First Thing to Check
Unplug the washer for 60 seconds, 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 carefully
- 2
2. Check for incorrect or loose connections
- 3
3. Remove the DR Module and check for any faulty soldering
- 4
4. Replace DR Module or Main PBA if defective
Other Error Codes for WA50A5400AV
Your washer cannot detect how much water is in the tub.
A vibration sensor wire has come loose inside the washer.
The washer's WiFi module has lost its connection to the main board.
Your washer's door lock mechanism is not working correctly.
Your washer is filling with too much water and cannot detect when to stop.
Your washer has detected a water leak.
An internal power module in the washer is overheating.
Your washer's vibration sensor is not communicating properly.