Samsung Dishwashers2017–present

Error Code bC3

The touch panel and the control board are not communicating properly

Moderate

Address soon - your appliance may not work properly

Also displayed as: bC3 (no display during normal operation)

What This Means

Touch button PBA defective; Sub PBA defective; Sub PBA or touch button PBA not properly connected; Wire harness between Sub PBA and Touch PBA damaged

What actually causes this:

A power surge or loose wire connection disrupted communication between the touch panel and control board

First Thing to Check

Turn off the dishwasher at the circuit breaker, wait 60 seconds, then turn it back on

Parts Involved

Touch PBASub PBASub Wire

How to Fix

  1. 1

    1. Check and reconnect connections between Sub PBA and Touch PBA

  2. 2

    2. Check for condensation on CN103 and CON100 connectors

  3. 3

    3. If connections are secure and dry, replace Touch Module

  4. 4

    4. If error persists, replace Sub PBA

  5. 5

    5. If error still persists, replace Sub Wire harness

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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