Error code reference

Samsung Refrigerator Error Code F4

FZ-FAN Error

FZ-FAN Error — feedback signal line contact error, motor wire separation, or motor error during operation of the freezer fan motor.

First step from the service manual

Measure voltage at MAIN PCB CN76-"3" (Yellow) ↔ CN76-"1" (Gray); shall be between 7V ~ 12V.

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

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  • Step-by-step tests with expected resistance, voltage, and continuity values
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