2007 Subaru B9 Tribeca BaseFACTORY OEM SERVICE PROCEDURE

Intake Manifold: Installation

  1. Install the intake manifold onto cylinder heads.
    NOTE: Use new O-rings.

    Tightening torque: 25 N.m (2.5 kgf-m, 18 ft-lb) 

    • RH side
      Fig 1: Identifying Intake Manifold RH Bolts
      G05018413Courtesy of SUBARU OF AMERICA, INC.
    • LH side
      Fig 2: Identifying Intake Manifold LH Bolts
      G05018415Courtesy of SUBARU OF AMERICA, INC.
  2. Install the bolts which hold fuel injector pipe RH to cylinder head.

    Tightening torque: 19 N.m (1.9 kgf-m, 14 ft-lb) 

    Fig 3: Identifying Fuel Injector Pipe RH Bolts
    G05018411Courtesy of SUBARU OF AMERICA, INC.
  3. Install the engine harness to fuel injector pipe RH.
  4. Install the fuel pipe protector RH.

    Tightening torque: 19 N.m (1.9 kgf-m, 14 ft-lb) 

    Fig 4: Identifying Fuel Pipe Protector RH Bolts
    G05018455Courtesy of SUBARU OF AMERICA, INC.
  5. Install the bolts which hold fuel injector pipe LH to cylinder head.

    Tightening torque: 19 N.m (1.9 kgf-m, 14 ft-lb) 

    Fig 5: Identifying Fuel Injector Pipe LH Bolts
    G05018418Courtesy of SUBARU OF AMERICA, INC.
  6. Install the engine harness to fuel injector pipe LH.
  7. Install the fuel pipe protector LH.

    Tightening torque: 19 N.m (1.9 kgf-m, 14 ft-lb) 

    Fig 6: Identifying Fuel Pipe Protector LH Bolts
    G05018408Courtesy of SUBARU OF AMERICA, INC.
  8. Connect the fuel hoses to fuel pipe.
    Fig 7: Identifying Fuel Hoses
    G05018420Courtesy of SUBARU OF AMERICA, INC.
  9. Connect the brake booster hose.
    Fig 8: Identifying Brake Booster Hose
    G05031006Courtesy of SUBARU OF AMERICA, INC.
  10. Connect the PCV hose.
    Fig 9: Identifying PCV Hose
    G05031005Courtesy of SUBARU OF AMERICA, INC.
  11. Connect the engine coolant hoses to throttle body.
    Fig 10: Identifying Engine Coolant Hoses
    G05018404Courtesy of SUBARU OF AMERICA, INC.
  12. Connect the connector (A) to throttle body.
  13. Connect the engine harness connector (B).
    Fig 11: Identifying Engine Harness Connector
    G05018403Courtesy of SUBARU OF AMERICA, INC.
  14. Install the generator. <Ref. to INSTALLATION , Generators .>
  15. Install the air cleaner case and air intake chamber. <Ref. to INSTALLATION , Air Cleaner Case .> <Ref. to INSTALLATION , Air Intake Chambers .>
  16. Install the fuse of fuel pump to the main fuse box.
  17. Connect the battery ground cable to the battery.
  18. Install the collector cover.
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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.