Error Code 5C
The dishwasher can't drain the dirty water out
Moderate
Address soon - your appliance may not work properly
Also displayed as: 5C (5C1-5C6)
What This Means
Foreign object entered the drain pump causing it to be stuck; Drain pump is out of order; Main PBA is defective; Inverter PBA is defective; Drain hose is clogged or kinked
What actually causes this:
Food debris is clogging the drain hose or the drain pump, preventing water from draining
First Thing to Check
Check and clean the filter at the bottom of the dishwasher tub — it's likely clogged with food particles
Parts Involved
How to Fix
- 1
1. Check for foreign material in the drain hose and drain pump — remove any blockage
- 2
2. Check the connections for the drain pump connector — reconnect if loose
- 3
3. Check whether the drain pump coil is conductive (remove connector before measuring) — Normal: approximately 88 ohms +/-7% (81.8-94.2 ohms)
- 4
4. Check the operating LED (red) of the Main PBA — Normal: fully turned on while operating. If faulty, replace the Inverter PBA Assy
- 5
5. Check for condensation on the PBA — remove any condensation and moisture if found
Other Error Codes for DW80M9990UM
The dishwasher's main computer and the display board can't talk to each other
The motor controller board inside the dishwasher stopped responding
Water is leaking inside the base of the dishwasher
Too much water detected inside the dishwasher
The water distribution motor that directs spray isn't working properly
The main wash pump that sprays water isn't working properly
The dishwasher door isn't fully closed
The automatic door-opening feature isn't working