2008 Subaru Tribeca BaseFACTORY OEM SERVICE PROCEDURE

Intake Manifold: Removal

  1. Remove the collector cover.
  2. Release the fuel pressure. <Ref. to RELEASING OF FUEL PRESSURE , PROCEDURE, Fuel.>
  3. Disconnect the ground cable from the battery.
  4. Open the fuel filler flap lid, and remove the fuel filler cap.
  5. Remove the air cleaner case and air intake chamber. <Ref. to REMOVAL , Air Cleaner Case.> <Ref. to REMOVAL , Air Intake Chamber.>
  6. Remove the generator. <Ref. to REMOVAL , Generator.>
  7. Disconnect the connector (A) from the throttle body.
  8. Disconnect the engine harness connector (B).
    Fig 1: Identifying Throttle Body And Engine Harness Connector
    G05018403Courtesy of SUBARU OF AMERICA, INC.
  9. Disconnect the engine coolant hoses from the throttle body.
    Fig 2: Locating Engine Coolant Hoses On Throttle Body
    G05018404Courtesy of SUBARU OF AMERICA, INC.
  10. Disconnect the PCV hose.
    Fig 3: Locating PCV Hose
    G05031005Courtesy of SUBARU OF AMERICA, INC.
  11. Disconnect the brake booster hose.
    Fig 4: Identifying Brake Booster Hose
    G05031006Courtesy of SUBARU OF AMERICA, INC.
  12. Disconnect the fuel hoses from the fuel pipe.
    1. Disconnect the connector of fuel pipe by pushing the ST in the direction of arrow.

      ST 42099AE000 QUICK CONNECTOR RELEASE

    2. Remove the clip, and disconnect the evaporation hose from the pipe.
      CAUTION:
      • Be careful not to spill fuel.
      • Catch the fuel from hoses using a container or cloth.
        Fig 5: Disconnecting Fuel Pipe Connector Using Quick Connector Release ST 42099AE000
        G05031007Courtesy of SUBARU OF AMERICA, INC.
  13. Remove the fuel pipe protector LH.
    Fig 6: Locating Fuel Pipe Protector Bolts (LH)
    G05018408Courtesy of SUBARU OF AMERICA, INC.
  14. Remove the engine harness from the fuel injector pipe LH.
  15. Disconnect the connectors of the oil temperature sensor, engine coolant temperature sensor and intake oil flow control solenoid valve LH.
    Fig 7: Identifying Oil Temperature And Engine Coolant Temperature Sensor
    G05667548Courtesy of SUBARU OF AMERICA, INC.
  16. Remove the bolts which hold fuel injector pipe LH to cylinder head.
    Fig 8: Locating Bolts Holding Fuel Injector Pipe LH To Cylinder Head
    G05667549Courtesy of SUBARU OF AMERICA, INC.
  17. Disconnect the connector of intake oil flow control solenoid valve RH.
    Fig 9: Identifying Intake Oil Flow Control Solenoid Valve Connector RH
    G05667550Courtesy of SUBARU OF AMERICA, INC.
  18. Remove the fuel pipe protector RH.
    Fig 10: Locating Fuel Pipe Protector With Bolts (RH)
    G05018455Courtesy of SUBARU OF AMERICA, INC.
  19. Remove the engine harness from the fuel injector pipe RH.
  20. Remove the bolts which hold the fuel injector pipe RH to the cylinder head.
    Fig 11: Locating Bolts Holding Fuel Injector Pipe RH To Cylinder Head
    G05667552Courtesy of SUBARU OF AMERICA, INC.
  21. Remove the bolts which hold the intake manifold to the cylinder head.
    • LH side
      Fig 12: Locating Bolts Holding Intake Manifold To Cylinder Head (LH)
      G05667553Courtesy of SUBARU OF AMERICA, INC.
    • RH side
      Fig 13: Locating Bolts Holding Intake Manifold To Cylinder Head (RH)
      G05667554Courtesy of SUBARU OF AMERICA, INC.
  22. Remove the EGR pipe fixing bolt.
    Fig 14: Identifying EGR Pipe Fixing Bolt
    G05667555Courtesy of SUBARU OF AMERICA, INC.
  23. Remove the intake manifold.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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