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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 209 (Engine Control System (DTC/Circuit Diagnosis) (CUMMINS 5.0L) (3 Of 6)) >> DTC/Circuit Diagnosis >> DTC P0471-00: Exhaust Pressure Sensor >> DTC Confirmation Procedure

DTC Confirmation Procedure

WARNING: This page is about a different car, the 2018 Nissan Titan XD. However, it is still accessible from the selected car via links, so may be relevant.
  1. PERFORM DTC CONFIRMATION PROCEDURE 

    If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.

    1. Check that engine coolant temperature is above 70°C (158°F).
    2. Turn ignition ON for 30 seconds, then turn ignition switch OFF and wait 30 seconds.
    3. Start the engine and let it idle for 1 minute.
    4. Accelerate to 90 km/h (56 MPH), then release the accelerator pedal and keep it released for more than 10 seconds.
      CAUTION: Always drive vehicle at safe speed.
    5. Depress the accelerator pedal until vehicle speed is 90 km/h (56 MPH) again.
    6. Connect CONSULT and check for current ENGINE diagnostic trouble codes.
    7. Check for DTC P0471 being current on the CONSULT screen.
    NOTE:
    • Checking the vehicle speed with GST is advised.
    • When steady-state driving is performed again, even after it is interrupted, each diagnosis can be conducted. In this case, the time required for diagnosis may be extended.

    Is DTC P0471-00 current?

    YES

    Go to Diagnosis Procedure .

    NO

    Inspection End.

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