Samsung Dishwashers2018–present

Error Code dC3

The automatic door-opening feature isn't working

Minor

Usually easy to fix - may resolve on its own

Also displayed as: dC3

What This Means

Auto Door Open actuator is out of order; Door open sensing switch is defective; Sub PBA or touch button PBA is not properly connected

What actually causes this:

The mechanism that automatically pops the door open after a cycle has failed or is stuck

First Thing to Check

Open the door manually — the auto-open feature is a convenience feature and the dishwasher still works without it

Parts Involved

Auto Door Open ActuatorDoor Sensing SwitchSub PBATouch PBA

How to Fix

  1. 1

    1. Check connections for the Auto Door Open actuator

  2. 2

    2. Check the door open sensing switch operation

  3. 3

    3. If actuator and switch are normal, check Sub PBA and Touch PBA connections

  4. 4

    4. Replace faulty component

This Error Applies To

Samsung DW80M9 Series Dishwashers (2018) (2018–present)

Service manual exact match: DW80M9960US/AAService manual exact match: DW80M9960UG/AAService manual exact match: DW80M9550US/ACService manual exact match: DW80M9550UG/AAService manual exact match: DW80M9990US/AAService manual exact match: DW80M9990UM/AA

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