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samsung Dishwasher Error Codes — Troubleshooting Guide

Part of: HomeSamsung

Samsung dishwashers use alphanumeric error codes to indicate various fault conditions. These codes help identify issues with water supply, drainage, heating, and other systems.

ModelError CodesGuide
DW80M955 error codesView →
DW80M2020US38 error codesView →
DW80H9990 error codesView →
DW80R753 error codesView →
DW80R950 error codesView →
DW505052 error codesView →
DW80F60056 error codesView →
DW80K50502 error codesView →
DW80K5050US50 error codesView →
OPTICH47 error codesView →
Error CodeFault TypeTypical Cause
0CWater SupplyWater inlet valve issue
1CWater LevelWater level sensor fault
2CFlowWater flow sensor problem
3CTemperatureTemperature sensor issue
4CHeatingHeating element problem
5CDrainDrain pump or filter blockage
6CDoor LockDoor not properly closed or lock failure
7CFloatFloat switch activated
LCLeakageWater leak detected

How do I reset Samsung dishwasher error codes?

Section titled “How do I reset Samsung dishwasher error codes?”

Unplug the dishwasher from the mains, wait 60 seconds, then plug back in and restart. If the same code reappears, check the specific troubleshooting guide for your model.

0C typically indicates a water supply issue. Check that the water valve is fully open and the inlet hose is not kinked or blocked.

Can I fix Samsung dishwasher errors myself?

Section titled “Can I fix Samsung dishwasher errors myself?”

Some errors like 0C (water supply) and 5C (drain) can be resolved by checking water supply and cleaning the filter. Door lock and sensor errors typically require professional service.

Source: Samsung Dishwasher Service Manuals
Last verified: 2026-02