Error Code OC
Too much water has built up inside the dishwasher
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: OC
What This Means
Assy guide water-sub (flow meter) fails to detect pulses correctly; Water valve not closing properly, allowing water to leak in; Main PBA defect
What actually causes this:
The water inlet valve is not closing properly, allowing water to slowly leak in between cycles
First Thing to Check
Turn off the dishwasher and the water supply valve under the sink, then check for standing water in the tub
Parts Involved
How to Fix
- 1
1. Check and reconnect overflow sensor connector
- 2
2. Check if water valve operates normally — see 4C water supply check
- 3
3. Check if small amounts of water seep in when valve should be off — if so, clean or replace water valve
- 4
4. Check flow meter operation in Assy guide water-sub
- 5
5. If all components test normal, replace Main PBA
This Error Applies To
Samsung DDW24M999U Series Dishwashers (2017) (2017–present)
Related Error Codes
The heating element is not warming the water properly
The dishwasher cannot pump the dirty water out
The water inside the dishwasher got dangerously hot
Water is leaking inside the base of the dishwasher
The touch panel and the control board are not communicating properly
The dishwasher's main computer board and display board cannot talk to each other
The motor controller board is not responding to the main computer
The water distribution vane that directs spray is not moving to the correct position