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HOMESERVICE MANUALSINFINITI2019Q70 3.7 LUXE, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 13 (ENGINE CONTROL SYSTEM (5.6L) (DTC/CIRCUIT DIAGNOSIS) (6 OF 9))DTC/CIRCUIT DIAGNOSISDTC P1217: ENGINE OVER TEMPERATURECOMPONENT FUNCTION CHECK
2019 Infiniti Q70 3.7 Luxe, AWD

Component Function Check

2019 Infiniti Q70 3.7 Luxe, AWDSECTION Component Function Check
WARNING: This page is about a different variant/trim than selected.
  1. PERFORM COMPONENT FUNCTION CHECK-I 
    WARNING: Never remove the radiator cap when the engine is hot. Serious burns could be caused by high pressure fluid escaping from the radiator.

    Wrap a thick cloth around cap. Carefully remove the cap by turning it a quarter turn to allow built-up pressure to escape. Then turn the cap all the way off.

    Check the coolant level in the reservoir tank and radiator.

    G04074236Courtesy of NISSAN NORTH AMERICA, INC.

    Allow engine to cool before checking coolant level.

    Is the coolant level in the reservoir tank and/or radiator below the proper range?

    YES

    Proceed to Diagnosis Procedure .

    NO

    GO TO 2.

  2. PERFORM COMPONENT FUNCTION CHECK-II 

    Confirm whether customer filled the coolant or not.

    Did customer fill the coolant?

    YES

    Proceed to Diagnosis Procedure .

    NO

    GO TO 3.

  3. PERFORM COMPONENT FUNCTION CHECK-III 

    SYMBOL WITH CONSULT

    1. Turn ignition switch ON.
    2. Perform "FAN DUTY CONTROL" in "ACTIVE TEST" mode with CONSULT.
    3. Check that cooling fan speed varies according to the percentage.

    SYMBOL WITHOUT CONSULT

    Perform IPDM E/R auto active test and check cooling fan motors operation, refer to Diagnosis Description .

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Proceed to Diagnosis Procedure .

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.