Error Code 3C1-3C6
The main wash pump keeps failing after multiple restart attempts
Moderate
Address soon - your appliance may not work properly
Also displayed as: 3C1-3C6
What This Means
Foreign object entered the circulation pump causing it to jam; Circulation pump motor is defective; Main PBA is defective; Inverter PBA is defective
What actually causes this:
Something is jammed 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
Parts Involved
How to Fix
- 1
1. Check for foreign material in the circulation hose and circulation pump
- 2
2. Check circulation pump connector — reconnect
- 3
3. Measure circulation pump coil resistance (disconnect first) — normal: approx. 5.8 ohms +/-10%
- 4
4. Check Main PBA operating LED (red) — should be fully on while operating
- 5
5. Replace Inverter PBA if pump and Main PBA test normal
This Error Applies To
Samsung DW80R9950U Series Dishwashers (2023) (2023–present)
Related Error Codes
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The dishwasher tried multiple times to drain but keeps failing
The water distribution motor that directs spray isn't working properly
The water temperature sensor isn't reading correctly
The heating element isn't warming the water