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Home >> Nissan-Datsun >> 2008 >> Rogue SL, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - DTCS P0171 To P0500 (CALIFORNIA) >> P0453 EVAP Control System Pressure Sensor >> Diagnosis Procedure
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Diagnosis Procedure

  1. CHECK GROUND CONNECTION
    1. Turn ignition switch OFF.
    2. Check ground connection E21. Refer to Ground Inspection in "CIRCUIT INSPECTION ".

    Is the inspection result normal?

    YES: GO TO 2.

    NO: Repair or replace ground connection.

  2. CHECK CONNECTOR
    1. Disconnect EVAP control system pressure sensor harness connector.
    2. Check sensor harness connector for water.

      Water should not exist. 

    Is the inspection result normal?

    YES: GO TO 3.

    NO: Repair or replace harness connector.

  3. CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR POWER SUPPLY CIRCUIT
    1. Turn ignition switch ON.
    2. Check the voltage between EVAP control system pressure sensor harness connector and ground.
      TERMINALS VOLTAGE REFERENCE

      EVAP control system pressure sensor Ground Voltage
      Connector Terminal
      B47 3 Ground Approx. 5V

    Is the inspection result normal?

    YES: GO TO  10.

    NO: GO TO 4.

  4. CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR POWER SUPPLY CIRCUIT-II
    1. Turn ignition switch OFF.
    2. Disconnect ECM harness connector.
    3. Check the continuity between EVAP control system pressure sensor harness connector and ECM harness connector.
      TERMINALS CONTINUITY REFERENCE

      EVAP control system pressure sensor ECM Continuity
      Connector Terminal Connector Terminal
      B47 3 E16 91 Existed

    Is the inspection result normal?

    YES: GO TO  6.

    NO: GO TO 5.

  5. DETECT MALFUNCTIONING PART

    Check the following.

    • Harness connectors B1, M11
    • Harness connectors M77, E105
    • Harness for open or short between EVAP control system pressure sensor and ECM

    Repair open circuit or short to ground or short to power in harness or connectors.

  6. CHECK SENSOR POWER SUPPLY CIRCUITS

    Check harness for short to power and short to ground, between the following terminals.

    TERMINALS REFERENCE

    ECM Sensor
    Connector Terminal Name Connector Terminal
    F8 72 Tumble control valve position sensor F41 1
    Refrigerant pressure sensor E49 3
    76 CKP sensor (POS) F20 1
    E10 87 APP sensor E110 5
    91 EVAP control system pressure sensor B47 3

    Is the inspection result normal?

    YES: GO TO 7.

    NO: Repair short to ground or short to power in harness or connectors.

  7. CHECK COMPONENTS

    Check the following.

    Is the inspection result normal?

    YES: GO TO 8.

    NO: Replace malfunctioning component.

  8. CHECK APP SENSOR

    Refer to "COMPONENT INSPECTION ".

    Is the inspection result normal?

    YES: GO TO  10.

    NO: GO TO 9.

  9. REPLACE ACCELERATOR PEDAL ASSEMBLY
    1. Replace accelerator pedal assembly. Refer to "REMOVAL AND INSTALLATION ".
    2. Go to "ACCELERATOR PEDAL RELEASED POSITION LEARNING : Special Repair Requirement ".

    INSPECTION END

  10. CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR GROUND CIRCUIT FOR OPEN AND SHORT
    1. Turn ignition switch OFF.
    2. Disconnect ECM harness connector.
    3. Check the continuity between EVAP control system pressure sensor harness connector and ECM harness connector.
      TERMINALS CONTINUITY REFERENCE

      EVAP control system pressure sensor ECM Continuity
      Connector Terminal Connector Terminal
      B47 1 E16 96 Existed
    4. Also check harness for short to ground and short to power.

    Is the inspection result normal?

    YES: GO TO  12.

    NO: GO TO 11.

  11. DETECT MALFUNCTIONING PART

    Check the following.

    • Harness connectors B1, M11
    • Harness connectors M77, E105
    • Harness for open or short between EVAP control system pressure sensor and ECM

    Repair open circuit or short to ground or short to power in harness or connectors.

  12. CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
    1. Check the continuity between EVAP control system pressure sensor harness connector and ECM harness connector.
      TERMINALS CONTINUITY REFERENCE

      EVAP control system pressure sensor ECM Continuity
      Connector Terminal Connector Terminal
      B47 2 E16 86 Existed
    2. Also check harness for short to ground and short to power.

    Is the inspection result normal?

    YES: GO TO  14.

    NO: GO TO 13.

  13. DETECT MALFUNCTIONING PART

    Check the following.

    • Harness connectors B1, M11
    • Harness connectors M77, E105
    • Harness for open or short between EVAP control system pressure sensor and ECM

    Repair open circuit or short to ground or short to power in harness or connectors.

  14. CHECK RUBBER TUBE
    1. Disconnect rubber tube connected to EVAP canister vent control valve.
    2. Check the rubber tube for clogging.

    Is the inspection result normal?

    YES: GO TO 15.

    NO: Clean the rubber tube using an air blower, repair or replace rubber tube.

  15. CHECK EVAP CANISTER VENT CONTROL VALVE

    Refer to "COMPONENT INSPECTION ".

    Is the inspection result normal?

    YES: GO TO 16.

    NO: Replace EVAP canister vent control valve.

  16. CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR

    Refer to "COMPONENT INSPECTION ".

    Is the inspection result normal?

    YES: GO TO 17.

    NO: Replace EVAP control system pressure sensor.

  17. CHECK IF EVAP CANISTER SATURATED WITH WATER
    1. Remove EVAP canister with EVAP canister vent control valve and EVAP control system pressure sensor attached.
    2. Check if water will drain from the EVAP canister.

    Does water drain from EVAP canister?

    YES: GO TO 18.

    NO: GO TO  20.

    Fig 1: Checking EVAP Canister For Water
    G04886541Courtesy of NISSAN NORTH AMERICA, INC.
  18. CHECK EVAP CANISTER

    Weigh the EVAP canister with the EVAP canister vent control valve and EVAP control system pressure sensor attached.

    The weight should be less than 2.1 kg (4.6 lb). 

    Is the inspection result normal?

    YES: GO TO  15.

    NO: GO TO 14.

  19. DETECT MALFUNCTIONING PART

    Check the following.

    • EVAP canister for damage
    • EVAP hose between EVAP canister and vehicle frame for clogging or poor connection

    Repair hose or replace EVAP canister.

  20. CHECK INTERMITTENT INCIDENT

    Refer to "INTERMITTENT INCIDENT ".

    INSPECTION END

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