Samsung Dishwashers2020–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 correctly; Water inlet valve not closing properly, allowing water to slowly leak in; Overflow sensor defective; Flow meter defective; Main PBA defect

What actually causes this:

The water inlet valve isn't 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 ValveFlow MeterAssy 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 Water Supply Error diagnostics

  3. 3

    3. Check if small amounts of water are supplied when inlet valve should be off — if so, replace valve

  4. 4

    4. Check for water leakage on top of the case sensor — clean hose-sensor and 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 DW80R5061U Series Dishwashers (2020) (2020–present)

Service manual exact match: DW80R5061US/AAService manual exact match: DW80R5061UG/AAService manual exact match: DW80R5060US/AAService manual exact match: DW80R5060UG/AAService manual exact match: DW80T5040US/ACService manual exact match: DW80R5061UT/AA

Need more help with your Samsung dishwashers?