How do I fix error code C-A2 on a Samsung ovens & ranges?

1. undefined: Check connector at Main PCB 2. undefined: Check connector at cooling motor 3. undefined: Measure motor resistance

Samsung Ovens & Ranges2017–present

Error Code C-A2

Q: What does error code C-A2 mean on a Samsung ovens & ranges?

Cooling fan motor not responding to control signals Cooling motor not connected; Cooling motor failure; Loose connector at Main PCB; Relay malfunction

Cooling fan motor not responding to control signals

Moderate

Address soon - your appliance may not work properly

Also displayed as: C-A2

What This Means

Cooling motor not connected; Cooling motor failure; Loose connector at Main PCB; Relay malfunction

What actually causes this:

Motor bearing seized, thermal overload protection triggered, or loose wire connection

First Thing to Check

Power off and manually check if cooling motor fan blade spins freely

Parts Involved

Cooling motor (upper or lower cavity)Main PCB connectorCooling motor relay

How to Fix

1
Check connector at Main PCB
2
Check connector at cooling motor
3
Measure motor resistance

This Error Applies To

Samsung DOB30M977D Series Ovens & Ranges (2017) (2017–present)

Service manual exact match: DOB30M977D*

Related Error Codes

C-72

Steam drainage pump not removing water completely

C-30

Internal PCB thermal protection sensor not responding

C-d1

Door lock mechanism is not responding or is stuck

C-F0

Central control PCB cannot communicate with display control board

C-F2

Touch panel cannot communicate with main control board

C-20

Temperature sensor is disconnected or failed - oven cannot measure temperature

C-70

Steam function cannot measure steam temperature

C-23

Meat temperature probe circuit is shorted

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