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Home >> Infiniti >> 2017 >> QX70 AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTC/Circuit Diagnosis) (4 Of 4) >> DTC/Circuit Diagnosis >> Cooling Fan >> Component Function Check >> Diagnostic Test
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Diagnostic Test

  1. CHECK COOLING FAN FUNCTION

    G-20With CONSULT 

    1. Turn Ignition Switch ON.
    2. Perform "FAN DUTY CONTROL" in "ACTIVE TEST" mode with CONSULT.
    3. Make sure that cooling fan speed varies according to the percentage.

    G-21Without CONSULT 

    1. Perform IPDM E/R auto active test and check cooling fan motors operation, refer to DIAGNOSIS DESCRIPTION .
    2. Make sure that cooling fan operates.

    Is the inspection result normal?

    YES 

    INSPECTION END

    NO 

    Go to DIAGNOSIS PROCEDURE .