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HOMESERVICE MANUALSNISSAN-DATSUN2024FRONTIER SL, RWDREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROL SYSTEM (DTC/CIRCUIT DIAGNOSIS) (5 OF 6)DTC/CIRCUIT DIAGNOSISDTC P2014: INTAKE MANIFOLD RUNNER CONTROL VALVE POSITION SENSORDIAGNOSIS PROCEDURE
2024 Nissan-Datsun Frontier SL, RWD

Diagnosis Procedure

2024 Nissan-Datsun Frontier SL, RWDSECTION Diagnosis Procedure
  1. CHECK DTC PRIORITY 

    If DTC P2014 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643.

    Is applicable DTC detected?

    >>

    Perform diagnosis of applicable. Refer to DTC Description .

    >>

    GO TO 2.

  2. CHECK INTAKE MANIFOLD RUNNER CONTROL VALVE POSITION SENSOR POWER SUPPLY-1 
    1. Turn ignition switch OFF.
    2. Disconnect intake valve manifold runner control valve position sensor harness connector.
    3. Turn ignition switch ON.
    4. Check the voltage between intake valve manifold runner control valve position sensor harness connector.
      Intake manifold runner control valve position sensor Voltage (Approx.)
      Connector + -
      Terminal
      F42 1 2 5 V

    Is the inspection result normal?

    >>

    GO TO 7.

    >>

    GO TO 3.

  3. CHECK INTAKE MANIFOLD RUNNER CONTROL VALVE POSITION SENSOR POWER SUPPLY-2 

    Check the voltage between intake valve manifold runner control valve position sensor harness connector and ground.

    + - Voltage (Approx.)
    Intake manifold runner control valve position sensor
    Connector Terminal
    F42 1 Ground 5 V

    Is the inspection result normal?

    >>

    GO TO 5.

    >>

    GO TO 4.

  4. CHECK INTAKE MANIFOLD RUNNER CONTROL VALVE POSITION SENSOR POWER SUPPLY CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect ECM harness connector.
    3. Check the continuity between intake valve manifold runner control valve position sensor harness connector and ECM harness connector.
      Intake manifold runner control valve position sensor ECM Continuity
      Connector Terminal Connector Terminal
      F42 1 F79 136 Existed

    Is the inspection result normal?

    >>

    INSPECTION END

    >>

    Repair or replace malfunctioning part.

  5. CHECK INTAKE MANIFOLD RUNNER CONTROL VALVE POSITION SENSOR GROUND CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect ECM harness connector.
    3. Check the continuity between intake valve manifold runner control valve position sensor harness connector and ECM harness connector.
      Intake manifold runner control valve position sensor ECM Continuity
      Connector Terminal Connector Terminal
      F42 2 F79 125 Existed
    4. Also check harness for short to ground and short to power.

    Is the inspection result normal?

    >>

    GO TO 6.

    >>

    Repair or replace malfunctioning part.

  6. CHECK ECM GROUND CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect ECM harness connector.
    3. Check the continuity between ECM harness connector and ground.
      ECM - Continuity
      Connector Terminal
      F78 3 Ground Existed
      F79 87
      E16 199
      201
      204
    4. Also check harness for short to power.

    Is the inspection result normal?

    >>

    INSPECTION END

    >>

    Repair or replace error-detected parts.

  7. CHECK INTAKE MANIFOLD RUNNER CONTROL VALVE POSITION SENSOR INPUT SIGNAL CIRCUIT 
    1. Check the continuity between intake manifold runner control valve position sensor harness connector and ECM harness connector.
      Intake manifold runner control valve position sensor ECM Continuity
      Connector Terminal Connector Terminal
      F42 3 F79 110 Existed
    2. Also check harness for short to ground and to power.

    Is the inspection result normal?

    >>

    Replace intake manifold. Refer to Removal and Installation .

    >>

    Repair or replace error-detected parts.

RENDER: 1.0x

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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.