Samsung Dishwashers2017–present

Error Code dC3

The automatic door opening feature is not working

Minor

Usually easy to fix - may resolve on its own

Also displayed as: dC3

What This Means

Touch button PBA defective; Sub PBA or touch button PBA not properly connected; Auto Door Open actuator defective; Door mechanism binding

What actually causes this:

The motor that automatically opens the door after a cycle for drying is stuck or has failed

First Thing to Check

Make sure nothing is blocking the dishwasher door from opening — check that the kick plate is not obstructing it

Parts Involved

Auto Door Open ActuatorTouch PBASub PBA

How to Fix

  1. 1

    1. Check connections for Auto Door Open actuator

  2. 2

    2. Check Sub PBA and Touch PBA connections

  3. 3

    3. If actuator operates but door doesn't open, check door hinge mechanism

  4. 4

    4. If connections are secure, replace Auto Door Open actuator

  5. 5

    5. If error persists, replace Control Panel Assembly

This Error Applies To

Samsung DDW24M999U Series Dishwashers (2017) (2017–present)

Service manual exact match: DDW24M999UMService manual exact match: DDW24M999USService manual exact match: DDW24T998USService manual exact match: DDW24T999BB

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