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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 211 (Engine Control System (DTC/Circuit Diagnosis) (CUMMINS 5.0L) (1 Of 6)) >> DTC/Circuit Diagnosis >> DTC P004E-00: TC Boost Control Circuit Intermittent >> Diagnosis Procedure

Diagnosis 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. CHECK DTC PRIORITY 
    1. Turn ignition switch ON.
    2. Connect CONSULT and check for "ENGINE" diagnostic trouble codes.
    3. Check for DTC P004E-00 being current or more than 2 past counts on the CONSULT screen.

    Is DTC P004E-00 detected as current or more than 2 past counts?

    YES

    GO TO 2 .

    NO

    Refer to Intermittent Incident .

  2. INSPECT ROTARY TURBINE CONTROL VALVE ACTUATOR MOUNTING 
    1. Turn ignition switch OFF.
    2. Check that rotary turbine control valve actuator is properly installed.

    Is the inspection result normal?

    YES

    GO TO 3 .

    NO

    Relocate and/or secure the rotary turbine control valve actuator at the correct mounting location.

  3. INSPECT AIR FLOW TO ROTARY TURBINE CONTROL VALVE ACTUATOR 
    1. Turn ignition switch OFF.
    2. Check rotary turbine control valve actuator mounting for air flow restrictions or blockage that could cause the temperature sensor module to overheat such as:
      • Debris on or around the actuator.
      • Exhaust leaks allowing exhaust to overheat the actuator.

    Is the inspection result normal?

    YES

    Repair the cause of the restricted air flow.

    NO

    Replace the rotary turbine control valve actuator. Refer to Removal and Installation .