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Home >> Lexus >> 2009 >> SC 430 >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Mechanical >> Intake (Service Information) >> Intake Manifold >> Reassembly >> Reassembly

Intake Manifold: Reassembly: Reassembly

  1. INSTALL VACUUM SWITCHING VALVE ASSEMBLY (for ACIS) 
    1. Install the VSV to the vacuum tank with the screw.
      Fig 1: Locating VSV To Vacuum Tank With Screw
      GTY121880Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 1.4 N*m ( 14 kgf*cm, 12 in.*lbf) 

  2. INSTALL INTAKE AIR CONTROL VALVE ASSEMBLY 
    1. Install the valve with the 6 bolts.
      Fig 2: Locating Valve With Bolts
      GTY122195Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 8.5 N*m ( 87 kgf*cm, 75 in.*lbf) 

  3. INSTALL INTAKE MANIFOLD SUB-ASSEMBLY UPPER 
    1. Install a new gasket and the manifold upper to the manifold lower with the 14 bolts and 6 nuts.
      Fig 3: Identifying Manifold Lower With Bolts And Nuts
      GTY128103Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 18 N*m ( 184 kgf*cm, 13 ft.*lbf) 

  4. INSTALL INTAKE AIR CONTROL VALVE ACTUATOR 

    HINT: 

    Before installing the actuator, adjust the intake air control valve to the fully closed position.

    1. Install a new gasket and the actuator with the 3 nuts.
      Fig 4: Locating Intake Air Control Valve Actuator
      GTY145399Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 8.5 N*m ( 87 kgf*cm, 75 in.*lbf) 

  5. INSTALL VACUUM CONTROL VALVE SET 
    1. Install the vacuum control valve set with the 2 nuts.
      Fig 5: Locating Harness Clamp To Manifold With Bolt
      GTY145398Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 18 N*m ( 184 kgf*cm, 13 ft.*lbf) 

    2. Connect the 2 vacuum hoses to the manifold and clamp.
    3. Connect the VSV connector (for ACIS).
    4. Install the harness clamp to the manifold with the bolt.

      Torque: 7.5 N*m ( 76 kgf*cm, 66 in.*lbf) 

    5. Connect the vacuum hose to the air control valve actuator.