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Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 40 (Engine Control System (DTC/Circuit Diagnosis) (VQ35DE) (Except Hybrid) (1 Of 3)) >> DTC/Circuit Diagnosis >> DTC P0130, P0150: A/F Sensor 1 >> Component Function Check >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

  1. PERFORM COMPONENT FUNCTION CHECK

    NSM020With GST 

    1. Start engine and warm it up to normal operating temperature.
    2. Drive the vehicle at a speed of 80 km/h (50 MPH) for a few minutes in the suitable gear position.
    3. Shift the selector lever to the D position, then release the accelerator pedal fully until the vehicle speed decreases to 50 km/h (31 MPH).
      CAUTION:

      Always drive vehicle at a safe speed.

      NOTE:

      Never apply brake when releasing the accelerator pedal.

    4. Repeat steps 2 and 3 for 5 times.
    5. Stop the vehicle and turn ignition switch OFF.
    6. Wait at least 10 seconds and restart engine.
    7. Repeat steps 2 and 3 for 5 times.
    8. Stop the vehicle.
    9. Check 1st trip DTC.

    Is 1st trip DTC detected?

    YES 

    Proceed to DIAGNOSIS PROCEDURE .

    NO 

    INSPECTION END

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