Error Code 3C
The main wash pump isn't working properly
Moderate
Address soon - your appliance may not work properly
Also displayed as: 3C
What This Means
A foreign object has entered the circulation pump and the pump is stuck; The circulation pump is out of order; The Main PBA is out of order; The Inverter PBA is out of order
What actually causes this:
Something is stuck in the wash pump or the pump motor is failing
First Thing to Check
Check the filter at the bottom of the tub for debris — a large piece of food or broken glass could be jamming the pump
Parts Involved
How to Fix
- 1
1. Check the circulation motor connectors and reconnect
- 2
2. Check for foreign objects in the pump or water passages
- 3
3. Measure circulation motor coil resistance (disconnect first) — normal: approximately 5.8 Ohm
- 4
4. Check the Inverter PBA connections
- 5
5. If motor tests normal, replace Inverter PBA, then Main PBA
Other Error Codes for DW80K7050UG
The dishwasher has repeatedly failed to drain the water
The heating element isn't warming the water properly
The control panel's buttons can't communicate with the control board
Water is leaking inside the base of the dishwasher
Too much water detected inside the dishwasher
The dishwasher isn't getting enough water
The dishwasher is having trouble draining water out
The water distribution motor can't find its correct position