2004 Subaru Baja Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Intake Manifold: Disassembly

  1. Disconnect engine ground terminal from intake manifold.
    • LH side
      Fig 1: Disconnecting Engine Ground Terminal From Intake Manifold (LH Side)
      G00852080Courtesy of SUBARU OF AMERICA, INC.
    • RH side
      Fig 2: Disconnecting Engine Ground Terminal From Intake Manifold (RH Side)
      G00852081Courtesy of SUBARU OF AMERICA, INC.
  2. Remove ignition coil and ignitor assembly. Refer to REMOVAL , Ignition Coil and Ignitor Assembly.
  3. Remove throttle body. Refer to THROTTLE BODY .
  4. Remove EGR valve. Refer to EGR VALVE .
  5. Remove PCV pipe.
    Fig 3: Removing PCV Pipe
    G00852082Courtesy of SUBARU OF AMERICA, INC.
  6. Disconnect pressure regulator vacuum hose from intake manifold.
    Fig 4: Disconnecting Pressure Regulator Vacuum Hose From Intake Manifold
    G00852083Courtesy of SUBARU OF AMERICA, INC.
  7. Remove fuel pipe protector LH.
    Fig 5: Removing Fuel Pipe Protector LH
    G00852084Courtesy of SUBARU OF AMERICA, INC.
  8. Remove fuel pipe protector RH.
    Fig 6: Removing Fuel Pipe Protector RH
    G00852085Courtesy of SUBARU OF AMERICA, INC.
  9. Disconnect connector (A) from fuel injector.
  10. Remove harness band (B) which holds engine harness onto injector pipe.
    Fig 7: Removing Harness Band Which Holds Engine Harness Onto Injector Pipe
    G00852086Courtesy of SUBARU OF AMERICA, INC.
  11. Remove tumble generator valve actuator. Refer to TUMBLE GENERATOR VALVE ACTUATOR .
  12. Remove purge control solenoid valve. Refer to REMOVAL , Purge Control Solenoid Valve.
  13. Remove harness bands which hold engine harness onto intake manifold.
    Fig 8: Removing Harness Bands Which Hold Engine Harness Onto Intake Manifold (1 Of 2)
    G00852087Courtesy of SUBARU OF AMERICA, INC.
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

Shop Manual-Ready ToolsCompare Repair QuoteQuote Shield Pro

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.