LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2004 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 876 (Engine Mechanical) >> Removal And Installation >> Intake Manifold >> Removal and Installation >> Removal

Removal and Installation: Removal

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: When removing components such as hoses, tubes/lines, etc., cap or plug openings to prevent fluid from spilling.
  1. Partially drain the engine coolant. Refer to "CHANGING ENGINE COOLANT ".
    WARNING: To avoid the danger of being scalded, do not drain the engine coolant when the engine is hot.
  2. Disconnect the negative battery terminal. Refer to "REMOVAL AND INSTALLATION ".
  3. Release the fuel pressure. Refer to FUEL PRESSURE CHECK .
  4. Remove the air duct and resonator assembly. Refer to "REMOVAL AND INSTALLATION ".
  5. Disconnect crankcase ventilation hoses at the intake manifold.
  6. 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 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: Install 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:
      • Handle O-ring with bare hands. Do not wear gloves.
      • Do not reuse O-rings.
      • Lubricate O-ring with new engine oil.
      • Do not clean O-ring with solvent.
      • Prepare container and cloth because fuel will leak.
      • Avoid fire and sparks.
      • Be sure to cover openings of disconnected pipes with plug or plastic bag to avoid fuel leaks and entry of foreign materials.
  7. Remove or disconnect harnesses, brake booster vacuum hose and PCV hose and tube from intake manifold.
  8. Remove the EVAP canister purge control solenoid valve, if necessary.
  9. Remove electric throttle control actuator by loosening bolts diagonally in the reverse order as shown below.
    CAUTION:
    • Handle carefully to avoid any damage to the electric throttle control actuator.
    • Do not disassemble.
    Fig 4: Identifying Electric Throttle Control Actuator Mounting Bolts (With Tightening Sequence)
    G04893983Courtesy of NISSAN NORTH AMERICA, INC.
  10. Remove the fuel injectors and fuel tube assembly. Refer to "REMOVAL AND INSTALLATION ".
  11. Loosen the bolts in reverse order shown below using power tool.
  12. Remove the intake manifold.
    CAUTION: Cover engine openings to avoid entry of foreign materials.
    • Clean all gasket mating surfaces, do not reuse gaskets.
      Fig 5: Identifying Intake Manifold Mounting Bolts (With Tightening Sequence)
      G04899658Courtesy of NISSAN NORTH AMERICA, INC.
scientia non olet · About LEMON Manuals