2004 Subaru Forester XS, AutomaticFACTORY OEM SERVICE PROCEDURE

Intake Manifold: Assembly

  1. Install the fuel pipe assembly and pressure regulator, etc. to the intake manifold.
  2. Tighten the bolt which installs the fuel pipes on the intake manifold.

    Tightening torque: 5.0 N.m (0.51 kgf-m, 3.7 ft-lb)Β 

    Fig 1: Tightening Bolt Which Installs Fuel Pipes On Intake Manifold
    G00994765Courtesy of SUBARU OF AMERICA, INC.
  3. Connect the right side fuel hose to the injector pipe, and tighten the clamp screw.
    Fig 2: Connecting Right Side Fuel Hose To Injector Pipe
    G00994766Courtesy of SUBARU OF AMERICA, INC.
  4. Install the fuel injector pipe.
  5. Connect the left side fuel hose to the injector pipe, and tighten the clamp screw.
    Fig 3: Connecting Left Side Fuel Hose To Injector Pipe
    G00994767Courtesy of SUBARU OF AMERICA, INC.
  6. Connect the air assist hoses.
    Fig 4: Connecting Air Assist Hoses
    G00994768Courtesy of SUBARU OF AMERICA, INC.
  7. Install the fuel injectors.
    NOTE: Replace the O-rings with new ones.
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:

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

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