How do I fix error code OC on a Samsung washers?

1. undefined: 1. Check if the water level sensor has been replaced — a replaced sensor may be defective 2. undefined: 2. Check if water is supplied continuously due to freezing or foreign materials in the water supply valve 3. undefined: 3. Check the water level sensor frequency — verify it is within normal range 4. undefined: 4. If the water level sensor is defective, replace it 5. undefined: 5. Check and clean the water supply valve for foreign material

Samsung Washers2024–present

Error Code OC

The washer is overfilling with water because it cannot sense when to stop

Critical

Stop using immediately - risk of damage or safety issue

Also displayed as: OC

What This Means

Water is supplied continuously because water level detection does not work; Drain hose is clogged and there is an injection error at a narrow section, causing water level detection to fail; Water is supplied continuously because of freezing or foreign material in the water supply valve; Water level sensor is degraded; Water level sensor terminal is out of place; Water supply valve is defective and stuck open

What actually causes this:

The water level sensor failed, so the washer does not know when to stop filling

First Thing to Check

Turn off the water faucets behind the washer immediately to stop the water flow, then unplug the washer

Parts Involved

Water Level SensorWater Supply ValveDrain HoseMain PBA

How to Fix

1
1. Check if the water level sensor has been replaced — a replaced sensor may be defective
2
2. Check if water is supplied continuously due to freezing or foreign materials in the water supply valve
3
3. Check the water level sensor frequency — verify it is within normal range
4
4. If the water level sensor is defective, replace it
5
5. Check and clean the water supply valve for foreign material