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Radiator Sub Fan System

Radiator Sub Fan System

INSPECTION
NON-TURBO MODEL

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.

Test 1 Of 3:




Test 2 Of 3:




Test 3 Of 3:





NOTE: Inspection by SOA (distributor) service is required, because probable cause is deterioration of multiple parts.

TURBO MODEL
DETECTING CONDITION:
Condition:
^ Engine coolant temperature is above 96°C (205°F).
^ A/C compressor is rotated.
^ Vehicle speed is below 19 km/h (12 MPH).

TROUBLE SYMPTOM:
^ Radiator sub fan does not rotate under the above conditions.
^ Radiator sub fan does not rotate at high speed when the following conditions are both met:
(1) Engine coolant temperature is above 90°C (194°F)
(2) A/C is ON

Test 1 Of 5:




Test 2 Of 5:




Test 3 Of 5:




Test 4 Of 5:




Test 5 Of 5:





NOTE: Inspection by SOA (distributor) service is required, because probable cause is deterioration of multiple parts.