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Home >> Nissan-Datsun >> 2019 >> Altima Edition ONE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (Engine Control System (DTC/Circuit Diagnosis) (Pr25DD) (4 Of 4)) >> DTC/Circuit Diagnosis >> EVAP Canister Vent Control Valve >> Component Inspection >> PR25DD engine

PR25DD engine

WARNING: This page is about a different variant/trim than selected.
  1. CHECK EVAP CANISTER VENT CONTROL VALVE-1 
    1. Turn ignition switch OFF.
    2. Remove EVAP canister vent control valve from EVAP canister.
    3. Check portion SYMBOL of EVAP canister vent control valve for being rusted.
      G06933057Courtesy of NISSAN NORTH AMERICA, INC.

    Is it rusted?

    YES

    Replace EVAP canister vent control valve. Refer to Removal and Installation (AWD) or Removal and Installation (FWD).

    NO

    GO TO 2.

  2. CHECK EVAP CANISTER VENT CONTROL VALVE-2 

    SYMBOL With CONSULT

    1. Reconnect harness connectors disconnected.
    2. Turn ignition switch ON.
    3. Perform "VENT CONTROL/V" in "ACTIVE TEST" mode of "ENGINE" using CONSULT.
    4. Check air passage continuity and operation delay time.
      GNSJMBIA0169Z-169Courtesy of NISSAN NORTH AMERICA, INC.

      Make sure new O-ring is installed properly.

      Condition

      (VENT CONT/V)

      Air passage continuity between SYMBOL and SYMBOL

      ON

      Not existed

      OFF

      Existed

      Operation takes less than 1 second.

    SYMBOL Without CONSULT

    Check air passage continuity and operation delay time under the following conditions.

    Make sure new O-ring is installed properly.

    Condition

    Air passage continuity between SYMBOL and SYMBOL

    12 V direct current supply between terminals 1 and 2

    Not existed

    OFF

    Existed

    Operation takes less than 1 second.

    Is the inspection result normal?

    YES

    GO TO 3.

    NO

    Replace EVAP canister vent control valve. Refer to Removal and Installation (AWD) or Removal and Installation (FWD).

  3. CHECK EVAP CANISTER VENT CONTROL VALVE-3 

    SYMBOL With CONSULT

    1. Clean the air passage [portion SYMBOL to SYMBOL ] of EVAP canister vent control valve using an air blower.
    2. Perform "VENT CONTROL/V" in "ACTIVE TEST" mode of "ENGINE" using CONSULT.
    3. Check air passage continuity and operation delay time.
      GNSJMBIA0169Z-169Courtesy of NISSAN NORTH AMERICA, INC.

      Make sure new O-ring is installed properly.

      Condition

      (VENT CONT/V)

      Air passage continuity between SYMBOL and SYMBOL

      ON

      Not existed

      OFF

      Existed

      Operation takes less than 1 second.

    SYMBOL Without CONSULT

    1. Clean the air passage [portion SYMBOL to SYMBOL ] of EVAP canister vent control valve using an air blower.
    2. Check air passage continuity and operation delay time under the following conditions.

      Make sure new O-ring is installed properly.

      Condition

      Air passage continuity between SYMBOL and SYMBOL

      12 V direct current supply between

      terminals 1 and 2

      Not existed

      OFF

      Existed

      Operation takes less than 1 second.

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Replace EVAP canister vent control valve. Refer to Removal and Installation (AWD) or Removal and Installation (FWD).

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