Samsung Dishwasher AE6 / AC6 Error Code: BLDC Motor Communication Error

When your Samsung dishwasher shows error codes AE6 or AC6, it indicates a BLDC (Brushless DC) motor communication error. This usually means the main PCB and inverter PCB are not communicating properly.

Samsung dishwasher AE6 / AC6 error codes

Common Causes of AE6 / AC6 Error Codes:

  • Loose or poor connection between the main PCB and inverter PCB
  • Faulty inverter PCB
  • Faulty main PCB

How to Fix Samsung Dishwasher AE6 / AC6 Error:

  1. Check Connections – Inspect the wiring and connectors between the inverter PCB and main PCB to ensure they are secure.
  2. Replace Inverter PCB First – If connections are fine, replace the inverter PCB. This is the most common cause.
  3. Replace Main PCB – If the problem persists, the main control board (PCB) may need replacement.

By troubleshooting these steps, you can often resolve the Samsung AE6 / AC6 error code without a full dishwasher replacement.

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