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Home >> Nissan-Datsun >> 2004 >> Altima S, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 813 (Engine Mechanical) >> Intake Manifold Collector >> Removal and Installation >> Removal

Removal and Installation: Removal

WARNING: This page is about a different car, the 2007 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
WARNING: To avoid the danger of being scalded, never drain engine coolant when engine is hot.
  1. Remove engine cover. Refer to "REMOVAL ".
  2. Remove air cleaner case (upper) with mass air flow sensor and air duct assembly. Refer to "REMOVAL ".
  3. Remove electric throttle control actuator as follows:
    1. Drain engine coolant, or when water hoses are disconnected, attach plug to prevent engine coolant leakage. Refer to "DRAINING ENGINE COOLANT ".
      CAUTION:
      • Perform when engine is cold.
      • Do not spill engine coolant on drive belt.
    2. Disconnect water hoses from electric throttle control actuator.
      • When engine coolant is not drained from radiator, attach plug to water hoses to prevent engine coolant leakage.
    3. Disconnect harness connector.
    4. Loosen bolts in reverse order as shown below.
      CAUTION:
      • Handle carefully to avoid any shock to electric throttle control actuator.
      • Do not disassemble.
      Fig 1: Electric Throttle Control Actuator Bolts (With Tightening Sequence)
      G04893983Courtesy of NISSAN MOTOR CO., U.S.A.
  4. Remove the following parts:
    • Vacuum hose (to brake booster)
    • PCV hose
  5. Loosen bolts in reverse order as shown below to remove intake manifold collector support.
    Fig 2: Intake Manifold Collector Support Bolts (With Tightening Sequence)
    G04893984Courtesy of NISSAN MOTOR CO., U.S.A.
  6. Disconnect EVAP hoses and harness connector from EVAP canister purge volume control solenoid valve.
  7. Remove EVAP canister purge volume control solenoid valve.
  8. Remove VIAS control solenoid valve and vacuum tank.
    • Add mating marks as necessary for easier installation.
  9. Loosen nuts and bolts in reverse of the order shown below with power tool, and remove intake manifold collector.
    CAUTION: Cover engine openings to avoid entry of foreign materials.
    Fig 3: Intake Manifold Collector Mounting Nut & Bolt Tightening Sequence
    G04893985Courtesy of NISSAN MOTOR CO., U.S.A.
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