Samsung Ovens & Ranges2020–present

Error Code C-A2

Cooling fan motor circuit malfunction

Moderate

Address soon - your appliance may not work properly

Also displayed as: C-A2

What This Means

Connector at main PCB not inserted; Connector at motor not inserted; Faulty cooling motor; Hall sensor PCB failure; Wire harness disconnection

What actually causes this:

Faulty cooling motor, disconnected Hall sensor, or broken harness connections

First Thing to Check

Check connectors at CN550 and motor; verify Hall sensor PCB pin connections

Parts Involved

Cooling fan motorHall sensor PCBWall main PCBWire harness

How to Fix

  1. 1

    Check if connector at main PCB (CN550) has been inserted

  2. 2

    Check if connector at the cooling motor has been inserted

  3. 3

    Check if wire is correctly connected between Wall main PCB (CN550) and Hall sensor PCB

  4. 4

    Verify wiring pin map connections (refer to table)

  5. 5

    Check wire connection between Wall main PCB (CN202) and motor connector

This Error Applies To

Samsung NV51M9770S Series Ovens & Ranges (2020) (2020–present)

Service manual exact match: NV51M9770SSService manual exact match: DOB30P977SS

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