Error Code AC6
The motor speed controller board isn't responding
Moderate
Address soon - your appliance may not work properly
Also displayed as: No display (changes to pause)
What This Means
Main PBA defective; Inverter PBA defective; Communication connection for Main PBA or Inverter PBA not properly connected; Wire harness between Main PBA and Inverter PBA damaged
What actually causes this:
The inverter board that controls the wash pump motor has lost communication, often from a loose connector or a failed board
First Thing to Check
Turn off the dishwasher at the circuit breaker, wait 2 minutes, then turn it back on
Parts Involved
How to Fix
- 1
1. Check connector between Main PBA and Inverter PBA — reconnect
- 2
2. Check wire harness for damage
- 3
3. If error persists, replace Inverter PBA
- 4
4. If error still persists, replace Main PBA
Other Error Codes for DW80T5040US
A control panel button appears to be stuck
The heating element is not warming the water properly
The heating element isn't warming the water properly
The dishwasher's main control board and display board can't talk to each other
Water is leaking inside the base of the dishwasher
The automatic door opening feature isn't working
The water valve is letting small amounts of water in when it shouldn't be
The dishwasher can't drain the water out