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Radiator Sub Fan System: Inspection

NOTE: System for A/C equipped vehicles only.

DETECTING CONDITION:

Condition (1):

Engine coolant temperature is below 95 °C (203 °F).
A/C switch is turned ON.
Vehicle speed is below 19 km/h (12 MPH).
Condition (2):
Engine coolant temperature is above 100 °C (212 °F).
A/C switch is turned OFF.
Vehicle speed is below 19 km/h (12 MPH).
TROUBLE SYMPTOM:
Radiator sub fan does not rotate under conditions (1) and (2) above.

Fig 1: Radiator Sub Fan Not Rotating - Trouble Symptoms Diagnostic Chart (Steps 1-6)
Courtesy of SUBARU OF AMERICA, INC.

Fig 2: Radiator Sub Fan Not Rotating - Trouble Symptoms Diagnostic Chart (Steps 7-14)
Courtesy of SUBARU OF AMERICA, INC.