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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 2222 (Engine Mechanical (VK56DE)) >> Removal And Installation >> Intake Manifold >> Removal and Installation >> Removal

Removal and Installation: Removal

WARNING: This page is about a different car, the 2012 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
  1. Partially drain the engine coolant. Refer to "CHANGING ENGINE COOLANT ".
    WARNING: To avoid the danger of being scalded, never drain the engine coolant when the engine is hot.
  2. Release the fuel pressure. Refer to "FUEL PRESSURE CHECK ".
  3. Disconnect the battery negative terminal. Refer to "REMOVAL AND INSTALLATION ".
  4. Remove the air duct and resonator assembly. Refer to "REMOVAL AND INSTALLATION ".
  5. Disconnect the fuel tube quick connector on the engine side in the following steps.
    Fig 1: Identifying Fuel Tube Quick Connector
    G04899655Courtesy of NISSAN NORTH AMERICA, INC.
    1. Remove quick connector cap (engine side only).
      Fig 2: Identifying Quick Connector Cap, Quick Connector And Fuel Tube
      G04899656Courtesy of NISSAN NORTH AMERICA, INC.
    2. With the sleeve side of Tool facing quick connector, install Tool onto fuel tube.

      Tool number: 16441 6N210 (J-45488) 

      Fig 3: Installing Tool Onto Fuel Tube
      G04899657Courtesy of NISSAN NORTH AMERICA, INC.
    3. Insert Tool into quick connector until sleeve contacts and goes no further. Hold the Tool in that position.
      CAUTION: Inserting the Tool hard will not disconnect quick connector. Hold Tool where it contacts and goes no further.
    4. Draw and pull out quick connector straight from fuel tube.
      CAUTION:
      • Pull quick connector holding (A) position in illustration.
      • Do not pull with lateral force applied. O-ring inside quick connector may be damaged.
      • Do not reuse O-rings.
      • Prepare container and cloth beforehand as fuel will leak out.
      • Avoid fire and sparks.
      • Be sure to cover openings of disconnected pipes with plug or plastic bag to avoid fuel leakage and entry of foreign materials.
  6. Remove or disconnect harnesses, brake booster vacuum hose and PCV hoses and tube from intake manifold.
  7. Remove the EVAP canister purge control solenoid valve, if necessary.
  8. Remove electric throttle control actuator by loosening bolts diagonally.
    CAUTION:
    • Handle carefully to avoid any damage to the electric throttle control actuator.
    • Do not disassemble.
  9. Remove the fuel injectors and fuel tube assembly. Refer to "REMOVAL AND INSTALLATION ".
  10. Loosen the bolts in reverse order shown using power tool.
  11. Remove the intake manifold.
    CAUTION: Cover engine openings to avoid entry of foreign materials.
    • Clean all gasket mating surfaces, do not reuse gaskets.
      Fig 4: Identifying Tightening Sequence Of Intake Manifold Bolts
      G04899658Courtesy of NISSAN NORTH AMERICA, INC.
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