Samsung Dishwashers2023–present

Error Code OC

Too much water detected inside the dishwasher

Critical

Stop using immediately - risk of damage or safety issue

Also displayed as: OC

What This Means

Case brake fails to detect the pulse; Water valve is out of order; Water inlet valve not closing properly; Overflow sensor malfunction

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

Overflow SensorWater Inlet ValveAssy Case BrakeMain PBA

How to Fix

  1. 1

    1. Check and reconnect overflow sensor connector

  2. 2

    2. Check if inlet valve operates normally — see 4C water supply diagnostics

  3. 3

    3. Check if small amounts of water are supplied when inlet valve should be off — if so, remove foreign material from valve or replace it

  4. 4

    4. Check for water leakage on top of the case sensor

  5. 5

    5. Disconnect overflow sensor wire harness and check if error still occurs — if no error, sensor is OK; if error persists, replace Main PBA

This Error Applies To

Samsung DW80B7070A Series Dishwashers (2023) (2023–present)

Service manual exact match: DW80BB707012AAService manual exact match: DW80B7070US/AAService manual exact match: DW80B7070UG/AAService manual exact match: DW80B7071US/AAService manual exact match: DW80B7071UG/AAService manual exact match: DW80B6060US/AAService manual exact match: DW80B6060UG/AAService manual exact match: DW80B7070AP/AC+2 more

Need more help with your Samsung dishwashers?