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Nissan Sentra B18 (2020-2025) Service Manual: Evap Canister

Exploded View

Exploded View

1.

EVAP canister bracket

2.

EVAP canister filter drain hose

3.

EVAP canister filter

4.

EVAP canister protector

5.

EVAP hose

6.

EVAP canister vent control valve

7.

EVAP canister

8.

EVAP control system pressure sensor

A.

Clip

B.

Nut

C.

O-ring

    

Removal and Installation

Removal and Installation

EVAP CANISTER

Removal

  1. Remove EVAP canister protector.

  2. Disconnect the harness connector from EVAP canister control pressure sensor.

  3. Remove the EVAP canister control pressure sensor (if necessary).

  4. Disconnect EVAP canister purge hose.

  5. Disconnect fuel tank EVAP breather hose.

  6. Disconnect the harness connector from EVAP canister vent control valve.

  7. Disconnect the EVAP vent control valve hose.

  8. Remove the EVAP canister bolt.

  9. Remove the EVAP canister.

  10. Remove the EVAP canister vent control valve (if necessary).

Installation

Installation is in the reverse order of removal.

CAUTION:

  • Do not reuse O-ring when installing new EVAP control system pressure sensor. The EVAP control system pressure sensor and O-ring are serviced as an assembly.

  • Do not reuse O-ring for EVAP canister vent control valve.

  • Do not add lubrication to the O-ring for EVAP canister vent control.

  • Make sure the surfaces that the O-ring comes in contact with are clean.

  • Make sure the O-ring is not twisted or rolled over.

  • Make sure the O-ring (1) is seated all the way down with no gap as shown.

EVAP CANISTER CONTROL PRESSURE SENSOR

Removal

  1. Remove EVAP canister protector.

  2. Disconnect the harness connector (1) from EVAP control system pressure sensor.

  3. Remove the EVAP canister control pressure sensor.

Installation

  1. Apply lubricant to the O-ring for the EVAP canister control pressure sensor.

  2. Install the EVAP canister control pressure sensor.

Installation is in the reverse order of removal.

CAUTION:

  • Do not reuse O-ring when installing new EVAP control system pressure sensor. The EVAP control system pressure sensor and O-ring are serviced as an assembly.

  • All materials must conform with RNES-B-00027

EVAP CANISTER VENT CONTROL VALVE

Removal

  1. Remove EVAP canister protector.

  2. Disconnect the harness connector from EVAP vent control valve.

  3. Disconnect the EVAP vent control valve hose.

  4. Turn EVAP canister vent control valve counterclockwise.

    (A)

    : Lock

    (B)

    : Unlock

  5. Remove the EVAP canister vent control valve.

Installation

Installation is in the reverse order of removal.

CAUTION:

  • Do not reuse O-ring for EVAP canister vent control valve.

  • Do not add lubrication to the O-ring.

  • Make sure the surfaces that the O-ring comes in contact with are clean.

  • Make sure the O-ring is not twisted or rolled over.

  • Make sure the O-ring (1) is seated all the way down with no gap as shown.

EVAP CANISTER FILTER

Removal

  1. Remove EVAP canister protector.

  2. Disconnect the EVAP canister filter drain hose (1).

  3. Disconnect the EVAP hose (2).

  4. Remove the EVAP canister filter.

Installation

Installation is in the reverse order of removal.

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